A&M. TAN607. Construction view, facing southwest. At upper left of ...
A&M. TAN-607. Construction view, facing southwest. At upper left of view, north-wall equipment and operating galleries take shape on hot shop. Pumice-block side of storage pool section in center left of view. Water filter building (TAN-608) next to north wall of pool. Hot liquid waste building (TAN-616) at right of view. Note concrete construction of TAN-608 and 616. Date: January 18, 1954. INEEL negative no. 9604 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Reasons for tanning bed use: a survey of community college students in North Carolina.
Neenan, Ashley; Lea, C Suzanne; Lesesky, Erin B
2012-01-01
Tanning bed use is classified as carcinogenic and is associated with an increased risk of skin cancer. The aim of this cross-sectional survey was to identify the most commonly stated reasons for tanning bed use among a sample of male and female community college students in eastern North Carolina. A brief, self-administered survey was distributed to students during English, Art, or Psychology class periods in 5 eastern North Carolina community colleges during the 2010 fall semester. The 95% response rate consisted of 487 returned surveys. Of the 487 respondents, 12.7% (N = 62) were current users, 24.5% (N = 119) were past users, and 62.2% (N = 303) reported never using tanning beds. Women (79%) were more likely than men (18%) to be current or former tanning bed users. Three African Americans reported current tanning bed use (4.8%). Reasons for tanning bed use were similar among men and women, with "I think I look better when I am tan" being the most commonly cited reason (70.2%) for tanning bed use. A convenience sample limits generalizability to all North Carolina students attending community college. Current tanning bed use was not widely reported. However, educational strategies for preventing tanning bed initiation or recurrence among male and female community college students should include appearance-driven factors.
IET. Aerial view during construction, facing southwest. Control building (TAN620) ...
IET. Aerial view during construction, facing southwest. Control building (TAN-620) in center. Retaining wall in place on west side. Tank building (TAN-627) and fuel transfer pump building (TAN-625) north of control building. Shielded roadway not yet built. Foundation of stack at right edge of view. Date: November 24, 1954. INEEL negative no. 13198 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Engineering Evaluation/Cost Analysis (EE/CA) for Decommissioning of TAN-607 Hot Shop Area
DOE Office of Scientific and Technical Information (OSTI.GOV)
J. P. Floerke
Test Area North (TAN) -607, the Technical Support Facility, is located at the north end of the Idaho National Laboratory (INL) Site. U.S. Department of Energy Idaho Operations Office (DOE-ID) is proposing to decommission the northern section of the TAN-607 facility, hereinafter referred to as TAN-607 Hot Shop Area, under a Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) non-time-critical removal action (NTCRA). Despite significant efforts by the United States (U.S.) Department of Energy (DOE) to secure new business, no future mission has been identified for the TAN-607 Hot Shop Area. Its disposition has been agreed to by the Idahomore » State Historical Preservation Office documented in the Memorandum of Agreement signed October 2005 and it is therefore considered a surplus facility. A key element in DOE's strategy for surplus facilities is decommissioning to the maximum extent possible to ensure risk and building footprint reduction and thereby eliminating operations and maintenance cost. In addition, the DOE's 2006 Strategic Plan is ''complete cleanup of the contaminated nuclear weapons manufacturing and testing sites across the United States. DOE is responsible for the risk reduction and cleanup of the environmental legacy of the Nation's nuclear weapons program, one of the largest, most diverse, and technically complex environmental programs in the world. The Department will successfully achieve this strategic goal by ensuring the safety of the DOE employees and U.S. citizens, acquiring the best resources to complete the complex tasks, and managing projects throughout the United States in the most efficient and effective manner.'' TAN-607 is designated as a historical Signature Property by DOE Headquarters Advisory Council on Historic Preservation and, as such, public participation is required to determine the final disposition of the facility. The decommissioning action will place the TAN-607 Hot Shop Area in a final configuration that will be protective of human health and the environment. Decommissioning the TAN-607 Hot Shop Area is consistent with the joint DOE and U.S. Environmental Protection Agency (EPA) Policy on Decommissioning of Department of Energy Facilities Under the Comprehensive Environmental Response, Compensation and Liability Act, which establishes the CERCLA NTCRA process as the preferred approach for decommissioning surplus DOE facilities. Under this policy, a NTCRA may be taken when DOE determines that the action will prevent, minimize, stabilize, or eliminate a risk to human health and/or the environment. When DOE determines that a CERCLA NTCRA is necessary, DOE is authorized to evaluate, select, and implement the removal action that DOE determines is most appropriate to address the potential risk posed by the release or threat of release. This action is taken in accordance with applicable authorities and in conjunction with EPA and the State of Idaho pursuant to Section 5.3 of the Federal Facility Agreement and Consent Order. In keeping with the joint policy, this engineering evaluation/cost analysis (EE/CA) was developed in accordance with CERCLA as amended by the ''Superfund Amendments and Reauthorization Act of 1986'' and in accordance with the ''National Oil and Hazardous Substances Pollution Contingency Plan.'' This EE/CA is consistent with the remedial action objectives (RAOs) of the Final Record of Decision, Test Area North, Operable Unit 1-10 and supports the overall remediation goals established through the Federal Facility Agreement and Consent Order for Waste Area Group 1. Waste Area Group 1 is located at TAN.« less
LPT. Shield test facility assembly and test building (TAN646), south ...
LPT. Shield test facility assembly and test building (TAN-646), south facade. Camera facing north. High-bay section is pool room. Single-story section at right is control building (TAN-645). Small metal building is post-1970 addition. INEEL negative no. HD-40-7-3 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
1. VIEW LOOKING SOUTHWEST AT TURNOUT ON SAN TAN FLOODWATER ...
1. VIEW LOOKING SOUTHWEST AT TURNOUT ON SAN TAN FLOOD-WATER CANAL TO SAN TAN INDIAN CANAL - San Carlos Irrigation Project, San Tan Flood Water Canal, North Side of Gila River, Coolidge, Pinal County, AZ
34. AS BUILT DRAWING OF TAN 629 HANGAR SHOWING NORTH ...
34. AS BUILT DRAWING OF TAN 629 HANGAR SHOWING NORTH AND SOUTH ELEVATIONS. RALPH M. PARSONS DRAWING NUMBER: 1229-2 ANP/GE 5-629-A-3. DATED MARCH 15, 1957. - Idaho National Engineering Laboratory, Test Area North, Hangar No. 629, Scoville, Butte County, ID
LPT. Shield test control building (TAN645), north facade. Camera facing ...
LPT. Shield test control building (TAN-645), north facade. Camera facing south. Obsolete sign dating from post-1970 program says "Energy and Systems Technology Experimental Facility, INEL." INEEL negative no. HD-40-5-4 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Hot liquid waste treatment building (TAN616). Camera facing north. ...
A&M. Hot liquid waste treatment building (TAN-616). Camera facing north. Detail of personnel entrance door, stoop, and stairway. Photographer: Ron Paarmann. Date: September 22, 1997. INEEL negative no. HD-20-2-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Interior view of entry to reactor building, TAN650. Camera ...
LOFT. Interior view of entry to reactor building, TAN-650. Camera is inside entry (TAN-624) and facing north. At far end of domed chamber are penetrations in wall for electrical and other connections. Reactor and other equipment has been removed. Date: March 2004. INEEL negative no. HD-39-5-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET control building (TAN620). control room. facing north. control consoles ...
IET control building (TAN-620). control room. facing north. control consoles have been removed. Openings in floor were communication and control conduits. Periscope controls at center left (see also HAER No. ID-33-E-20). INEEL negative no. HD-21-3-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Aerial view of project, 95 percent complete. Camera facing ...
IET. Aerial view of project, 95 percent complete. Camera facing east. Left to right: stack, duct, mobile test cell building (TAN-624), four-rail track, dolly. Retaining wall between mobile test building and shielded control building (TAN-620) just beyond. North of control building are tank building (TAN-627) and fuel-transfer pump building (TAN-625). Guard house at upper right along exclusion fence. Construction vehicles and temporary warehouse in view near guard house. Date: June 6, 1955. INEEL negative no. 55-1462 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Aerial of low power test (TAN640 and 641) and ...
LPT. Aerial of low power test (TAN-640 and -641) and shield test (TAN-645 and -646) facilities. Camera facing north west. Low power test facility at right. Shield test facility at left. Flight engine test area in background at center left of view. Administrative and A&M areas at right. Photographer: Lowin. Date: February 24, 1965. INEEL negative no. 65-991 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Hot liquid waste treatment building (TAN616). Contextual view, facing ...
A&M. Hot liquid waste treatment building (TAN-616). Contextual view, facing south. Wall of hot shop (TAN-607) with high bay at left of view. Lower-roofed building at left edge of view is TAN- 633, hot cell annex. Complex at center of view is TAN-616. Tall metal building with gable roof is TAN-615. Photographer: Ron Paarmann. Date: September 22, 1997. INEEL negative no. HD-20-2-2 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. "Exploded view" of loft containment building (TAN650), including control ...
LOFT. "Exploded view" of loft containment building (TAN-650), including control building (TAN-630). EG&G. February 1979. INEEL index code no. 036-010-65-220-209565 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Correlates of tanning facility densities in North Carolina.
Treme, Julianne; Allen, Samuel K
2013-01-01
The indoor tanning industry is currently receiving increased attention from policymakers, but this industry has not been well researched. Our study examines economic, demographic, and climate-related variables to better understand variations among North Carolina counties in terms of the number of tanning beds and booths per capita during a recent 3-year period. This study used regression analysis to estimate the magnitude and statistical significance of correlations between the density of tanning beds and other relevant variables from 2007 through 2009. The number of indoor tanning beds per capita in a county is positively correlated with the county's unemployment rate and with the proportion of the county's population that consists of white females 18-49 years of age; there is also a weakly positive correlation with the number of days per year of hot weather in the county. All else being equal, tanning beds are marginally more common in counties with higher rates of unemployment, with a greater number of days when the temperature exeeds 90 degrees Fahrenheit, and with residents who are more likely to engage in risky behaviors (as measured by the gonorrhea infection rate and the percentage of the population who smoke cigarettes). The data span a 3-year period (2007-2009) during which economic conditions were depressed. Economic, demographic, geographic, and climate-related factors should be considered when policies that affect the tanning industry in North Carolina are being developed and implemented.
ADM. Water well pump houses (TAN612 and TAN613). Plans, elevations, ...
ADM. Water well pump houses (TAN-612 and TAN-613). Plans, elevations, floor and other details. Ralph M. Parsons 902-2-ANP-612-613-A S & P 82. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0612-00-693-106743 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility test building interior (TAN646). Camera points ...
LPT. Shield test facility test building interior (TAN-646). Camera points down into interior of north pool. Equipment on wall is electronical bus used for post-1970 experiment. Personnel ladder at right. INEEL negative no. HD-40-9-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Interior, control room in control building (TAN630). Camera facing ...
LOFT. Interior, control room in control building (TAN-630). Camera facing north. Sign says "This control console is partially active. Do not operate any switch handle without authorization." Date: May 2004. INEEL negative no. HD-39-14-3 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Exclusion guard house (TAN621) and unit substation (TAN622). Elevations ...
IET. Exclusion guard house (TAN-621) and unit substation (TAN-622). Elevations and floor plan. Also show concrete pad for substation. Ralph M. Parsons 902-4-ANP-621-622-A&S 411. Date: February 1954. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0621-60-693-106968 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Radioactive parts security storage area, TAN647 and TAN648. Plot ...
A&M. Radioactive parts security storage area, TAN-647 and TAN-648. Plot plan, fencing details. Relationship to hot shop and railroad turntable. Ralph M. Parsons 1480-7-ANP/GE-3-102. Date: November 19958. Approved by INEEL Classification Office for public release. INEEL index no. 034-0100-00-693-107447 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Chlorination building (TAN643) and water well pumphouse (TAN644). Plans, ...
LPT. Chlorination building (TAN-643) and water well pumphouse (TAN-644). Plans, elevations, sections, and details. Ralph M. Parsons 1229-12 ANP/GE-7-643-A-S-H&V-1. November 1956. Approved by INEEL Classification Office for public release. INEEL index code no. 038-0643/0644-00-693-107307 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Aerial view of administration area. Camera facing westerly. From ...
ADM. Aerial view of administration area. Camera facing westerly. From left to right in foregound: Substation (TAN-605), Warehouse (TAN-628), Gate House (TAN-601), Administration Building (TAN-602). Left to right middle ground: Service Building (TAN-603), Warehouse (later known as Maintenance Shop or Craft Shop, TAN-604), Water Well Pump Houses, Fuel Tanks and Fuel Pump Houses, and Water Storage Tanks. Change House (TAN-606) on near side of berm. Large building beyond berm is A&M. Building, TAN-607. Railroad tracks beyond lead from (unseen) turntable to the IET. Date: June 6, 1955. INEEL negative no. 13201 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment building entry, an adapted use of TAN624, which ...
LOFT. Containment building entry, an adapted use of TAN-624, which originated as the mobile test building for the ANP program. Camera facing north. Note four-rail track entered building stack at right of view. Date: March 2004. INEEL negative no. HD-39-4-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Low power test (TAN640) interior. Basement level. Camera facing ...
LPT. Low power test (TAN-640) interior. Basement level. Camera facing north. Cable trays and conduit cross tunnel between critical experiment cell and critical experiment control room. Construction 93% complete. Photographer: Jack L. Anderson. Date: October 23, 1957. INEEL negative no. 57-5339 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Plot plan and site layout. Includes shield test pool/EBOR ...
LPT. Plot plan and site layout. Includes shield test pool/EBOR facility. (TAN-645 and -646) low power test building (TAN-640 and -641), water storage tanks, guard house (TAN-642), pump house (TAN-644), driveways, well, chlorination building (TAN-643), septic system. Ralph M. Parsons 1229-12 ANP/GE-7-102. November 1956. Approved by INEEL Classification Office for public release. INEEL index code no. 038-0102-00-693-107261 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650). Section through north/south axis. ...
LOFT. Containment and service building (TAN-650). Section through north/south axis. Shows basement and four additional levels of pre-amp tower, shielded roadway, chambers below reactor floor, railroad door, sumps, shielding. Section C shows basement sumps and chambers below reactor floor. Kaiser engineers 6413-11-STEP/LOFT-650-A-5. Date: October 1964. INEEL index code no. 036-650-00-486-122217 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN633. Utilities plan and profiles. Layout of TAN633 in ...
A&M. TAN-633. Utilities plan and profiles. Layout of TAN-633 in relation to neighboring buildings: actuator building, pool building, water filter building, liquid waste treatment plant, and buried storage tanks. Ralph M. Parsons 1229-13-ANP/GE-3-301-U-1. Date: December 1956. INEEL index code no. 034-0301-00-693-107311 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility assembly and test building (TAN646), south ...
LPT. Shield test facility assembly and test building (TAN-646), south end of EBOR helium wing. Camera facing north. Monorail protrudes from upper-level door. Rust marks on concrete wall are from stack. Metal shed is post-1970 addition. INEEL negative no. HD-40-8-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT, TAN650. Camera facing southeast. From left to right: stack ...
LOFT, TAN-650. Camera facing southeast. From left to right: stack in distance, pre-amp wing, dome, north side of loft "service building." Note poured concrete wall of pre-amp wing on lower section; pumice block above. Date: May 2004. INEEL negative no. HD-39-19-3 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Hot liquid waste treatment building (TAN616). Camera facing southwest. ...
A&M. Hot liquid waste treatment building (TAN-616). Camera facing southwest. Oblique view of east and north walls. Note three corrugated pipes at lower left indicating location of underground hot waste storage tanks. Photographer: Ron Paarmann. Date: September 22, 1997. INEEL negative no. HD-20-1-4 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Hot liquid waste treatment building (TAN616), south side. Camera ...
A&M. Hot liquid waste treatment building (TAN-616), south side. Camera facing north. Personnel door at left side of wall. Partial view of outdoor stairway to upper level platform. Note concrete construction. Photographer: Ron Paarmann. Date: September 22, 1997. INEEL negative no. HD-20-1-3 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
McWhirter, Jennifer E; Hoffman-Goetz, Laurie
2015-09-01
The mass media is an influential source of skin cancer information for the public. In 2009, the World Health Organization's International Agency for Research on Cancer classified UV radiation from tanning devices as carcinogenic. Our objective was to determine if media coverage of skin cancer and recreational tanning increased in volume or changed in nature after this classification. We conducted a directed content analysis on 29 North American popular magazines (2007-2012) to investigate the overall volume of articles on skin cancer and recreational tanning and, more specifically, the presence of skin cancer risk factors, UV behaviors, and early detection information in article text (n = 410) and images (n = 714). The volume of coverage on skin cancer and recreational tanning did not increase significantly after the 2009 classification of tanning beds as carcinogenic. Key-related messages, including that UV exposure is a risk factor for skin cancer and that indoor tanning should be avoided, were not reported more frequently after the classification, but the promotion of the tanned look as attractive was conveyed more often in images afterwards (p < .01). Content promoting high-SPF sunscreen use increased after the classification (p < .01), but there were no significant positive changes in the frequency of coverage of skin cancer risk factors, other UV behaviors, or early detection information over time. The classification of indoor tanning beds as carcinogenic had no significant impact on the volume or nature of skin cancer and recreational tanning coverage in magazines.
A&M. Gate House (TAN601). Plan, elevations, sections, details. Shows expanded ...
A&M. Gate House (TAN-601). Plan, elevations, sections, details. Shows expanded building as attached to TAN-602. Ralph M. Parsons 902-2-ANP-601-A 22. Date: December 1952. INEEL index code no. 033-0602-00-693-106704 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Change House (TAN606) as completed. Camera facing northerly. Note ...
ADM. Change House (TAN-606) as completed. Camera facing northerly. Note proximity to shielding berm. Part of hot shop (A&M Building, TAN-607) at left of view beyond berm. Date: October 29, 1954. INEEL negative no. 12705 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT complex, camera facing west. Mobile entry (TAN624) is position ...
LOFT complex, camera facing west. Mobile entry (TAN-624) is position next to containment building (TAN-650). Shielded roadway entrance in view just below and to right of stack. Borated water tank has been covered with weather shelter and is no longer visible. ANP hangar (TAN-629) in view beyond LOFT. Date: 1974. INEEL negative no. 74-4191 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Action Memorandum for Decommissioning of TAN-607 Hot Shop Area
DOE Office of Scientific and Technical Information (OSTI.GOV)
M. A. Pinzel
The Department of Energy is documenting the selection of an alternative for the TAN-607 Hot Shop Area using a Comprehensive Environmental Response, Compensation, and Liability Act non-time-critical removal action (NTCRA). The scope of the removal action is limited to TAN-607 Hot Shop Area. An engineering evaluation/cost analysis (EE/CA) has assisted the Department of Energy Idaho Operations Office in identifuomg the most effective method for performing the decommissioning of this structure whose mission has ended. TAN-607 Hot Shop Area is located at Test Area North Technical Support Facility within the Idaho National Laboratory Site. The selected alternative consists of demolishing themore » TAN-607 aboveground structures and components, removing belowground noninert components (e.g. wood products), and removing the radiologically contaminated debris that does not meet remedial action objectives (RAOs), as defined in the Record of Decision Amendment for the V-Tanks and Explanation of Significant Differences for the PM-2A Tanks at Test Area North, Operable Unit 1-10.« less
Tanning facility use: are we exceeding Food and Drug Administration limits?
Hornung, Robin L; Magee, Kristin H; Lee, Willie J; Hansen, Lori A; Hsieh, Yi-Ching
2003-10-01
The US Food and Drug Administration (FDA) recommends exposure limits for tanning bed use. Tanning patrons may not be following these recommendations and may be overexposed to damaging ultraviolet radiation (UV). This study was conducted to assess tanning patrons' adherence to FDA-recommended exposure limits and to measure the amount of UVA and UVB radiation emitted by tanning beds. A community-based survey was administered during routine state inspections of North Carolina tanning facilities (n = 50). At each facility, patron records were randomly selected (n = 483) for a survey of exposure records, and UVA and UVB outputs were measured for each tanning bed. The recommended limits were exceeded by 95% of patrons, and 33% of patrons began tanning at the maximum doses recommended for maintenance tanning. Average tanning bed output was 192.1 W/m(2) UVA and 0.35 W/m(2) erythemally weighted UVB. Interventions for tanning bed operators and patrons are needed to increase compliance with federally recommended exposure limits.
Indoor Tanning, Skin Cancer and the Young Female Patient: A Review of the Literature.
Friedman, Blake; English, Joseph C; Ferris, Laura K
2015-08-01
Young, non-Hispanic white females represent the population most likely to use indoor tanning facilities. This population may be at increased risk of skin cancer as recent meta-analyses support a strong association between cutaneous malignancy and indoor tanning. Public perception of the purported health benefits of indoor tanning may be partially to blame for the popularity of tanning salons as a desire to prepare skin prior to sun exposure is among the most commonly cited motivations for indoor tanning. Improving education and counseling to address misconceptions regarding tanning safety will require the participation of healthcare providers for both physical and psychological screenings as well as for information dissemination. This review presents the association between tanning bed use and skin cancer, biological effects of UV radiation exposure, UV burden associated with tanning devices, public perception of tanning, demographic and psychological profile of indoor tanners, and current legislation regulating tanning bed use. Copyright © 2015 North American Society for Pediatric and Adolescent Gynecology. Published by Elsevier Inc. All rights reserved.
IET control building (TAN620). interior room. sign says, "emergency equipment ...
IET control building (TAN-620). interior room. sign says, "emergency equipment for metal fires." INEEL negative no. HD-21-1-2 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Hot liquid waste building (TAN616). Interior of evaporator control ...
A&M. Hot liquid waste building (TAN-616). Interior of evaporator control room. Date: 1962. INEEL negative no. 62-6824 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
FET. Control and equipment building (TAN630). Basement floor plan. Tunnel ...
FET. Control and equipment building (TAN-630). Basement floor plan. Tunnel to hangar (TAN-629). Electrical and chemical services. Ralph M. Parsons 1229-2 ANP/GE-630-A-1. Date: March 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 036-0630-00-693-107080 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Hot liquid waste building (TAN616) under construction. Camera facing ...
A&M. Hot liquid waste building (TAN-616) under construction. Camera facing northeast. Date: November 25, 1953. INEEL negative no. 9232 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
19. INTERIOR OF TAN 629 HANGAR, TAKEN ON LOW ROOF ...
19. INTERIOR OF TAN 629 HANGAR, TAKEN ON LOW ROOF ON WEST SIDE, FACING EAST. DETAIL OF HANGAR DOOR LEAVES. - Idaho National Engineering Laboratory, Test Area North, Hangar No. 629, Scoville, Butte County, ID
LOFT complex in 1975 awaits renewed mission. Aerial view. Camera ...
LOFT complex in 1975 awaits renewed mission. Aerial view. Camera facing southwesterly. Left to right: stack, entry building (TAN-624), door shroud, duct shroud and filter hatches, dome (painted white), pre-amp building, equipment and piping building, shielded control room (TAN-630), airplane hangar (TAN-629). Date: 1975. INEEL negative no. 75-3690 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Radioactive parts security storage warehouses: TAN648 on left, and ...
A&M. Radioactive parts security storage warehouses: TAN-648 on left, and dolly storage building, TAN-647, on right. Camera facing south. This was the front entry for the warehouse and the rear of the dolly storage building. Date: August 6, 2003. INEEL negative no. HD-36-2-2 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET control building (TAN620). interior personnel service room. sign next ...
IET control building (TAN-620). interior personnel service room. sign next to shower stall says, "fight athlete's foot with sani-mist." INEEL negative no. HD-21-1-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN645) interior. Mechanical equipment room with ...
LPT. Shield test facility (TAN-645) interior. Mechanical equipment room with switchgear and control boards. Photographer: Jack L. Anderson. Date: February 20, 1959. INEEL negative no. 59-858 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN645) interior. Mechanical equipment room with ...
LPT. Shield test facility (TAN-645) interior. Mechanical equipment room with airwasher and refrigeration compressor. Photographer: Jack L. Anderson. Date: February 20, 1959. INEEL negative no. 59-855 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment building (TAN650) with fourrail tracks in place. Stack ...
LOFT. Containment building (TAN-650) with four-rail tracks in place. Stack has been erected. Curved shroud over doorway and to the right is weather protection for railroad door seen in HAER photo ID-33-E-367. Motor-operated door rolls on wheels to open and close. Service portions of containment building can be seen at rear of dome on left and right. Camera facing north. Date: 1973. INEEL negative no. 73-1600 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650). Section through east/west axis ...
LOFT. Containment and service building (TAN-650). Section through east/west axis of building as viewed from the north. Shows steel ladder to top of dome, gable roof of borated water tank enclosure, pumice block siding of pre-amp tower, metal siding of duct enclosure. Kaiser engineers 6413-11-STEP/LOFT-650-A-6. Date: October 1964. INEEL index code no. 036-650-00-486-122218 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Twining, Brian V.; Bartholomay, Roy C.; Hodges, Mary K.V.
2016-06-30
In 2015, the U.S. Geological Survey, in cooperation with the U.S. Department of Energy, drilled and constructed boreholes TAN-2271 and TAN-2272 for stratigraphic framework analyses and long-term groundwater monitoring of the eastern Snake River Plain aquifer at the Idaho National Laboratory in southeast Idaho. Borehole TAN-2271 initially was cored to collect continuous geologic data, and then re-drilled to complete construction as a monitor well. Borehole TAN-2272 was partially cored between 210 and 282 feet (ft) below land surface (BLS) then drilled and constructed as a monitor well. Boreholes TAN-2271 and TAN-2272 are separated by about 63 ft and have similar geologic layers and hydrologic characteristics based on geologic, geophysical, and aquifer test data collected. The final construction for boreholes TAN-2271 and TAN-2272 required 10-inch (in.) diameter carbon-steel well casing and 9.9-in. diameter open-hole completion below the casing to total depths of 282 and 287 ft BLS, respectively. Depth to water is measured near 228 ft BLS in both boreholes. Following construction and data collection, temporary submersible pumps and water-level access lines were placed to allow for aquifer testing, for collecting periodic water samples, and for measuring water levels.Borehole TAN-2271 was cored continuously, starting at the first basalt contact (about 33 ft BLS) to a depth of 284 ft BLS. Excluding surface sediment, recovery of basalt and sediment core at borehole TAN-2271 was better than 98 percent. Based on visual inspection of core and geophysical data, material examined from 33 to 211ft BLS primarily consists of two massive basalt flows that are about 78 and 50 ft in thickness and three sediment layers near 122, 197, and 201 ft BLS. Between 211 and 284 ft BLS, geophysical data and core material suggest a high occurrence of fractured and vesicular basalt. For the section of aquifer tested, there are two primary fractured aquifer intervals: the first between 235 and 255 ft BLS and the second between 272 and 282 ft BLS. Basalt texture for borehole TAN-2271 generally was described as aphanitic, phaneritic, and porphyritic. Sediment layers, starting near 122 ft BLS, generally were composed of fine-grained sand and silt with a lesser amount of clay. Basalt flows generally ranged in thickness from 2 to 78 ft and varied from highly fractured to dense with high to low vesiculation. Geophysical data and limited core material collected from TAN-2272 show similar lithologic sequences to those reported for TAN-2271.Geophysical and borehole video logs were collected during certain stages of the drilling and construction process at boreholes TAN-2271 and TAN-2272. Geophysical logs were examined synergistically with available core material to confirm geologic and hydrologic similarities and suggest possible fractured network interconnection between boreholes TAN-2271 and TAN-2272. Natural gamma log measurements were used to assess the completeness of the vapor port lines behind 10-in. diameter well casing. Electromagnetic flow meter results were used to identify downward flow conditions that exist for boreholes TAN-2271 and TAN-2272. Furthermore, gyroscopic deviation measurements were used to measure horizontal and vertical displacement at all depths in boreholes TAN-2271 and TAN-2272.After borehole construction was completed, single‑well aquifer tests were done within wells TAN-2271 and TAN‑2272 to provide estimates of transmissivity and hydraulic conductivity. The transmissivity and hydraulic conductivity were estimated for the pumping well and observation well during the aquifer tests conducted on August 25 and August 27, 2015. Estimates for transmissivity range from 4.1 . 103 feet squared per day (ft2/d) to 8.1 . 103 ft2/d; estimates for hydraulic conductivity range from 5.8 to 11.5 feet per day (ft/d). Both TAN-2271 and TAN‑2272 show sustained pumping rates of about 30 gallons per minute (gal/min) with measured drawdown in the pumping well of 1.96 ft and 1.14 ft, respectively. The transmissivity estimates for wells tested were within the range of values determined from previous aquifer tests in other wells near Test Area North.Groundwater samples were collected from both wells and were analyzed for cations, anions, metals, nutrients, volatile organic compounds, stable isotopes, and radionuclides. Groundwater samples for most of the inorganic constituents showed similar water chemistry in both wells. Groundwater samples for strontium-90, trichloroethene, and vinyl chloride exceeded maximum contaminant levels for public drinking water supplies in one or both wells.
LPT. Low power test (TAN641) interior. Heating and ventilating pneumatic ...
LPT. Low power test (TAN-641) interior. Heating and ventilating pneumatic and electrical control panel. Contract nearly complete. Photographer: Jack L. Anderson. Date: December 19, 1957. INEEL negative no. 57-6198 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Low power test control building (TAN641) east facade. Sign ...
LPT. Low power test control building (TAN-641) east facade. Sign says "Energy and Systems Technology Laboratory, INEL" (Post-ANP-use). Camera facing west. INEEL negative no. HD-40-3-2 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Special equipment services room. Workers are filling viewing ...
A&M. TAN-607. Special equipment services room. Workers are filling viewing window with zinc bromide through tube penetrating concrete shield wall. Date: August 16, 1954. INEEL negative no. 11689 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650). Roof plan and details. ...
LOFT. Containment and service building (TAN-650). Roof plan and details. Kaiser engineers 6413-11-STEP/LOFT-650-A-8. Date: October 1964. INEEL index code no. 036-650-00-486-122220 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Hot liquid waste treatment building (TAN616). Camera facing east. ...
A&M. Hot liquid waste treatment building (TAN-616). Camera facing east. Showing west facades of structure. Photographer: Ron Paarmann. Date: September 22, 1997. INEEL negative no. HD-20-1-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET control building (TAN620). equipment removed. Lube oil and waste ...
IET control building (TAN-620). equipment removed. Lube oil and waste piping at upper right. Fire door on right. Rebar exposed in concrete of ceiling. INEEL negative no. HD-21-5-3 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Aerial of low power test facility (TAN640 and 641) ...
LPT. Aerial of low power test facility (TAN-640 and -641) and shield test facility (TAN-645 and -646). Camera facing south. Low power reactor cells at left, then one-story control building; diagonal fence; shield test control building, then (high-bay) pool room. In foreground are electrical pad, water tanks and guard house. Photographer: Lowin. Date: February 24, 1965. INEEL negative no. 65-987 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Interior view of entry (TAN624) rollup door. Camera is ...
LOFT. Interior view of entry (TAN-624) rollup door. Camera is inside entry building facing south. Rollup door was a modification of the original ANP door arrangement. Date: March 2004. INEEL negative no. HD-39-5-2 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Low power test (TAN641) interior of mechanical equipment room. ...
LPT. Low power test (TAN-641) interior of mechanical equipment room. Air compressors in left foreground. Evaporate condenser in right background. Construction 93% complete. Photographer: Jack L. Anderson. Date: October 23, 1957. INEEL negative no. 57-5340 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
23. INTERIOR OF TAN 629 HANGAR, TAKEN FROM LOW ROOF, ...
23. INTERIOR OF TAN 629 HANGAR, TAKEN FROM LOW ROOF, FACING NORTHEAST. SHOWS GROUND LEVEL USE OF FLOOR SPACE FOR TEMPORARY STORAGE OF CRATES. MOISTURE ON SURFACE IS FROM LEAKY HANGAR ROOF. - Idaho National Engineering Laboratory, Test Area North, Hangar No. 629, Scoville, Butte County, ID
IET. Control and equipment building (TAN620) sections. Depth and profile ...
IET. Control and equipment building (TAN-620) sections. Depth and profile of earthen shield tunnels. Ralph M. Parsons 902-4-ANP-620-A-321. Date: February 1954. INEEL index code no. 035-0620-00-693-106906 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650). Room number schedule, sheet ...
LOFT. Containment and service building (TAN-650). Room number schedule, sheet 2 of 2. Kaiser engineers 6413-11-STEP/LOFT-650-A-XX. Date: October 1969. INEEL index code no. 036-650-00-486-122228 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
35. AS BUILT DRAWING OF TAN 629 HANGAR SHOWING EAST ...
35. AS BUILT DRAWING OF TAN 629 HANGAR SHOWING EAST AND WEST ELEVATIONS AND OTHER DETAILS. RALPH M. PARSONS DRAWING NUMBER: 1229-2 ANP/GE 5-629-A-4. DATED MARCH 15, 1957. - Idaho National Engineering Laboratory, Test Area North, Hangar No. 629, Scoville, Butte County, ID
A&M. Hot liquid waste treatment building (TAN616). Camera facing northeast. ...
A&M. Hot liquid waste treatment building (TAN-616). Camera facing northeast. South wall with oblique views of west sides of structure. Photographer: Ron Paarmann. Date: September 22, 1997. INEEL negative no. HD-20-1-2 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Southern sections added in expansion project of 1957. ...
A&M. TAN-607. Southern sections added in expansion project of 1957. Camera facing northwest. Concrete decontamination section on left end. Photographer: Jack L. Anderson. Date: October 23, 1957. INEEL negative no. 57-5337 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Movable test cell building (TAN624). Plans, sections, and elevations ...
IET. Movable test cell building (TAN-624). Plans, sections, and elevations show trapezoidal shape of front/rear elevations, vertical sliding door panels, wheels, periscope and camera locations, fixed concrete wall, and relationship to coupling station (TAN-620) and rail track. Ralph M. Parson 902-4-ANP-624-A 329. Date: February 1954. Approved by INEEL Classification Office for public release. INEEL Index code no. 035-0624-00-693-106911 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET control building (TAN620). interior service area. equipment on concrete ...
IET control building (TAN-620). interior service area. equipment on concrete pads. liquid pump and valves on right. control panel at center of view, blower at left. piping for vent and sanitary sewer. INEEL negative no. HD-21-3-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility test building interior (TAN646). Camera facing ...
LPT. Shield test facility test building interior (TAN-646). Camera facing south. Distant pool contained EBOR reactor; near pool was intended for fuel rod storage. Other post-1970 activity equipment remains in pool. INEEL negative no. HD-40-9-4 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. EBOR (TAN646). Floor plan for new helium management wing. ...
LPT. EBOR (TAN-646). Floor plan for new helium management wing. Detail of sample vault and basement switch room. Kaiser engineers EBOR/GA-646-A-101. Date: May 1963. INEEL index code no. 037-0646-00-486-119115 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Service Building (TAN603). Floor plan. Names of functional areas. ...
ADM. Service Building (TAN-603). Floor plan. Names of functional areas. Ralph M. Parsons 902-2-ANY-603-A 43. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 033-0603-00-693-106718 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
FET. Control and equipment building (TAN630). Sections. Ralph M. Parsons ...
FET. Control and equipment building (TAN-630). Sections. Ralph M. Parsons 1229-2 ANP/GE-5-630-A-4. Date: March 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 036-0630-00-693-107083 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Warehouse (TAN604). Elevations and sections. Ralph M. Parsons 9022ANP604A ...
ADM. Warehouse (TAN-604). Elevations and sections. Ralph M. Parsons 902-2-ANP-604-A 56. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0604-00-693-106728 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Change House (TAN606). Elevations and floor plan. Room Names. ...
ADM. Change House (TAN-606). Elevations and floor plan. Room Names. Ralph M. Parsons 902-2-ANP-606-A 65. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0606-00-693-106733 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
FET. Chlorination building, TAN637. Elevations, section. Ralph M. Parsons 12292 ...
FET. Chlorination building, TAN-637. Elevations, section. Ralph M. Parsons 1229-2 ANP/GE-5-637-A-S-H&V-1. Date: March 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 036-0637-00-693-107148 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Warehouse (TAN604) Floor plan. General warehouse and chemical storage. ...
ADM. Warehouse (TAN-604) Floor plan. General warehouse and chemical storage. Ralph M. Parsons 902-2-ANP-604-A 55. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0604-00-693-106727 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Water System Pump House (TAN610). Elevations, plan, and sections. ...
ADM. Water System Pump House (TAN-610). Elevations, plan, and sections. Ralph M. Parsons 902-2-ANP-610-A 74. Date: February 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0610-00-693-106739 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Control and equipment building (TAN620). Blast roof details. Ralph ...
IET. Control and equipment building (TAN-620). Blast roof details. Ralph M. Parsons 902-4-ANP-620-A-323. Date: February 1954. Approved by INEEL Classification Office for public release. INEEL index code no. 035-620-00-693-106908 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Control and equipment building (TAN620). Details and room finish ...
IET. Control and equipment building (TAN-620). Details and room finish schedule. Ralph M. Parsons 902-4-ANP-620-A 322. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0629-00-693-106907 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Administration Building (TAN602). Early room layout, door and room ...
ADM. Administration Building (TAN-602). Early room layout, door and room schedules. Ralph M. Parsons 902-2-ANP-602-A 31. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 033-0602-00-693-106710 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN646) exterior, as modified for EBOR. ...
LPT. Shield test facility (TAN-646) exterior, as modified for EBOR. Camera facing northeast. Heat exchange fans, helium storage tanks, and completed EBOR perimeter road. Photographer: Page Comisky. Date: ca. August 20, 1965. INEEL negative no. 65-4328 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
41. INDEX OF ALL TAN 629 HANGAR DRAWINGS IN THE ...
41. INDEX OF ALL TAN 629 HANGAR DRAWINGS IN THE RALPH M. PARSONS SERIES OF DRAWINGS OF THE FLIGHT ENGINE TEST FACILITY. RALPH M. PARSONS DRAWING NUMBER: 1229-2 ANP/GE 5-100. DATED MARCH 15, 1957. - Idaho National Engineering Laboratory, Test Area North, Hangar No. 629, Scoville, Butte County, ID
A&M. TAN607. Detail of control gallery for special services cubicle ...
A&M. TAN-607. Detail of control gallery for special services cubicle (hot cell) at "100 percent complete." Cover has been removed from cable channel at middle window. Date: January 24, 1995. INEEL negative No. 55-0140 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Control room in control building (TAN620). Terminal panels for ...
IET. Control room in control building (TAN-620). Terminal panels for instrumentation wiring. Note alarm horn and emergency light at right edge of view. Cable reel comes from Collier, Pawtucket, RI. Date: February 1955. INEEL negative no. 55-362 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Reactor arrives at containment building (TAN650), now being pushed ...
LOFT. Reactor arrives at containment building (TAN-650), now being pushed by locomotive. Camera facing northerly. Note "Hello Dolly" and "PWR MTA No. 1" (pressurized water reactor mobile test assembly) signs. Date: 1973. INEEL negative no. 73-3710 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650). Sections H, K, and ...
LOFT. Containment and service building (TAN-650). Sections H, K, and L; details of pre-amp tower. Kaiser engineers 6413-11-STEP/LOFT-650-A-14. Date: January 1966. INEEL index code no. 036-650-00-486-122226 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650) basement floor plan. Basement ...
LOFT. Containment and service building (TAN-650) basement floor plan. Basement airlock, shielded roadway, service areas, connection to control building. Kaiser engineers 6413-11-STEP/LOFT-650-A-1. Date: October 1964. INEEL index code no. 036-650-00-416-122213 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Technical service laboratory in administration building (TAN602). Floor plan, ...
A&M. Technical service laboratory in administration building (TAN-602). Floor plan, reception desk, door and finish schedules. Ralph M. Parsons 1480-12-ANP/GE-3-602-A-1. INEEL index code no. 033-0602-00-693-107488 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
36. AS BUILT DRAWING OF TAN 629 HANGAR SHOWING FLOOR ...
36. AS BUILT DRAWING OF TAN 629 HANGAR SHOWING FLOOR PLAN AND VICINITY PLAN RELATIONSHIP TO ADMINISTRATION AND MAINTENANCE AREA. RALPH M. PARSONS DRAWING NUMBER: 1229-2 ANP/GE 5-629-A-2. DATED MARCH 15, 1957. - Idaho National Engineering Laboratory, Test Area North, Hangar No. 629, Scoville, Butte County, ID
A&M. Guard house (TAN638), contextual view. Built in 1968. Camera ...
A&M. Guard house (TAN-638), contextual view. Built in 1968. Camera faces south. Guard house controlled access to radioactive waste storage tanks beyond and to left of view. Date: February 4, 2003. INEEL negative no. HD-33-4-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Reactor apparatus leaves A&M building (TAN607). Shielded locomotive has ...
LOFT. Reactor apparatus leaves A&M building (TAN-607). Shielded locomotive has aerojet logo, which replaced old general electric logo, pulls reactor from assembly shop on dolly. Camera facing easterly. Date: 1973. INEEL negative no. 73-3700 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Low power test control building (TAN641) interior. Camera facing ...
LPT. Low power test control building (TAN-641) interior. Camera facing northeast at what remains of control room console. Cut in wall at right of view shows west wall of northern test cell. INEEL negative no. HD-40-4-4 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Tanning and teens: Is indoor exposure the tip of the iceberg?
Hay, Jennifer L.; Riley, Kristen E.; Geller, Alan C.
2017-01-01
Due to recent state regulations and the reduced availability of free-standing tanning salons, indoor tanning prevalence is beginning to decline. This may lead to unintended consequences – increases in outdoor intentional tanning. We advance a series of research directions to track and intervene to address all forms of intentional tanning. First, we advocate for enforcement of indoor tanning regulation and encourage collection of data on tanning salon compliance and alternative indoor tanning strategies. Second, we suggest questions about outdoor and indoor tanning should be included in national surveys. Third, we need to understand the potentially complex patterns of indoor and outdoor tanning that may exist among those who tan. Fourth, research examining changing motivations for intentional tanning is needed. Finally, indoor tanning intervention studies should include outdoor tanning as an outcome to examine the effect of interventions on these related risk behaviors. These advances will ensure the development of novel interventions to address intentional tanning through multiple routes, and to avoid any unintended negative consequence of indoor tanning regulation. The promising downward direction of indoor tanning use in the United States should now lead the public health field to sharpen its focus on outdoor tanning. PMID:28765337
LPT. Low power assembly and test building (TAN640). Camera facing ...
LPT. Low power assembly and test building (TAN-640). Camera facing west. Rollup doors to each test cell face east. Concrete walls poured in place. Apparatus at right of view was part of a post-ANP program. INEEL negative no. HD-40-1-1 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN645 and 646). Calibration lab shield ...
LPT. Shield test facility (TAN-645 and -646). Calibration lab shield door. Ralph M. Parsons 1229-17 ANP/GE-6-645-MS-1. April 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 037-0645-40-693-107369 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN645 and 646). Floor plan and ...
LPT. Shield test facility (TAN-645 and -646). Floor plan and room names. Ralph M. Parsons 1229-17 ANP/GE-6-645-A-1. April 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 037-0645/0646-00-693-107347 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
FET. Tank Building, TAN631. Elevations, sections, details. Tank pads and ...
FET. Tank Building, TAN-631. Elevations, sections, details. Tank pads and saddles. RAlph M. Parsons 1229-2 ANP/GE-5-631-A-1. Date: March 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 036-0631-00-693-107142 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Guard House (TAN642). Elevations, floor plan, sections, details. Ralph ...
LPT. Guard House (TAN-642). Elevations, floor plan, sections, details. Ralph M. Parsons 1229-12 ANP/GE-7-642-A-S-H7V-1. November 1956. Approved by INEEL Classification Office for public release. INEEL index code no. 038-0642-00-693-107306 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Demineralization plant, TAN649. Floor plan, elevation details. Ralph M. ...
A&M. Demineralization plant, TAN-649. Floor plan, elevation details. Ralph M. Parsons 1480-4-ANP/GE-3-649-A-1. Date: October 1958. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0649-00-693-107439 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Control and equipment building (TAN620) floor plan. Schedule of ...
IET. Control and equipment building (TAN-620) floor plan. Schedule of furniture and equipment. Ralph M. Parsons 902-4-ANP-A 320. Date: February 1954. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0620-00-693-106905 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Detail of installed hot shop viewing window almost ...
A&M. TAN-607. Detail of installed hot shop viewing window almost complete. Cable channel is still exposed, lacking cover. Note bottle in upper left corner containing spare zinc bromide in even of leak from window. Date: October 20, 1954. INEEL negative no. 12560 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN646). Sections and details of water ...
LPT. Shield test facility (TAN-646). Sections and details of water management areas. Ralph M. Parsons 1229-17 ANP/GE-6-646-P-3. April 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 037-0646-51-693-107388 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT, TAN650. Service building preamp tower, top three floors. Floor ...
LOFT, TAN-650. Service building pre-amp tower, top three floors. Floor plan, cable mazes, duct labyrinth. Borated water tank enclosure on roof. Kaiser engineers 6413-11-STEP/LOFT-650-A-3. Date: October 1964. INEEL index code no. 036-650-00-486-122215 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
78 FR 1618 - Semiannual Agenda and Fiscal Year 2013 Regulatory Plan
Federal Register 2010, 2011, 2012, 2013, 2014
2013-01-08
... Regulation Sequence No. Title Identifier No. 369 Indoor Tanning Services; 1545-BJ40 Cosmetic Services Excise... DEPARTMENT OF THE TREASURY (TREAS) Internal Revenue Service (IRS) Final Rule Stage 369. Indoor Tanning.... 7805 Abstract: Proposed regulations provide guidance on the indoor tanning services tax made by the...
ADM. Fuel Pump House (TAN611). Elevations, floor plan. Drawing includes ...
ADM. Fuel Pump House (TAN-611). Elevations, floor plan. Drawing includes elevation and plans for "H.M." structures (Hose Storage?). Ralph M. Parsons 902-2-ANP-611-A 78 Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0611-00-693-106741 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Fuel transfer pumping building (TAN625). Elevations, foundation. Detail of ...
IET. Fuel transfer pumping building (TAN-625). Elevations, foundation. Detail of access stairway to coupling station. Ralph M. Parsons 902-a-ANY-620-625-A&S 414. Date: February 1954. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0625-00-693-106971 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN645 and 646). Basement and subbasement ...
LPT. Shield test facility (TAN-645 and -646). Basement and sub-basement plan. Stairway plans and details. Ralph M. Parsons 1229-17 ANP/GE-6-645-A-2. April 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 037-0645/0646-00-693-107348 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
FET. Control and equipment building (TAN630). East elevation and section. ...
FET. Control and equipment building (TAN-630). East elevation and section. Shielded roadway and personnel entrances. Ralph M. Parsons 1229-2 ANP/GE-5-630-A-5. Date: March 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 036-0630-00-693-107084 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
FET. Control and equipment building, TAN630. Main floor plan. Control ...
FET. Control and equipment building, TAN-630. Main floor plan. Control room. Room numbers and functions. Ralph M. Parsons. 1229-2-ANP/GE-5-630-A-2. Date: March 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 036-0630-00-693-107081 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Foundation plan for hot shop floor and pool. ...
A&M. TAN-607. Foundation plan for hot shop floor and pool. Tunnels to turntable. Motor pit. Ralph M. Parsons 902-3-ANP-607-S128. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-62-693-160722 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
FET. Control and equipment building (TAN630). Sections. Earth cover. Shielded ...
FET. Control and equipment building (TAN-630). Sections. Earth cover. Shielded access entries for personnel and vehicles. Ralph M. Parsons 1229-2 ANP/GE-5-630-A-3. Date: March 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 036-0630-00-693-107082 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Administration Building (TAN602). Elevations, sections, details. Shows areas that ...
ADM. Administration Building (TAN-602). Elevations, sections, details. Shows areas that were soon remodeled or added onto. Ralph M. Parsons 902-2-ANP-602-A 32 Date: August 1955. Approved by INEEL Classification Office for public release. INEEL index code no. 033-0602-00-693-106711 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Special service cubicle (hot cell). Details include Zpipe ...
A&M. TAN-607. Special service cubicle (hot cell). Details include Z-pipe and stepped plug penetrations through shielding wall. Ralph M. Parsons 902-3-ANP-607-A116. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-693-106767 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Structural supports for biparting door on east wall ...
A&M. TAN-607. Structural supports for biparting door on east wall of hot shop. Special services cubicle shielding. Ralph M. Parsons 902-3-ANP-607-S141. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-60-693-106785 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Tank building (TAN627). Plans, elevation, details. shows position of ...
IET. Tank building (TAN-627). Plans, elevation, details. shows position of tanks within building and concrete supports. Ralph M. Parsons 902-4-ANP-627-A&S 420. Date: Fabruary 1954. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0627-00-693-106975 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Demineralization plant (TAN649). Steel door. Ralph M. Parsons 1480L/ANP/GA3649MS1. ...
A&M. Demineralization plant (TAN-649). Steel door. Ralph M. Parsons 1480-L/ANP/GA-3-649-MS-1. Date: October 1958. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0649-40-693-107443 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Jet engine test building (TAN609). Exterior. Equipment inside rollup ...
A&M. Jet engine test building (TAN-609). Exterior. Equipment inside roll-up door is blowdown test facility, part of loft-semiscale program. Note width of central section serving as blast protection for operator on left side. Photographer: Cahoon. Date: July 22, 1965. INEEL negative no. 65-3703 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607 second floor plan for cold assembly area. Metallurgical ...
A&M. TAN-607 second floor plan for cold assembly area. Metallurgical lab, chemistry lab, nuclear instrument lab, equipment rooms. Ralph M. Parsons 902-ANP-607-A 102. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-693-106754 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Low power test (TAN640) interior of cell 102. Camera ...
LPT. Low power test (TAN-640) interior of cell 102. Camera looking west toward rear of cell. Five-ton bridge crane (Moffett, 10,000 lb.) and banks of lights at top of cell. Photographer: Jack L. Anderson. Date: December 19, 1957. INEEL negative no. 57-6200 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment building (TAN650) detail. Camera facing east. Service building ...
LOFT. Containment building (TAN-650) detail. Camera facing east. Service building corner is at left of view above personnel access. Round feature at left of dome is tank that will contain borated water. Metal stack at right of view. Date: 1973. INEEL negative no. 73-1085 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN645 and 646). Elevations show three ...
LPT. Shield test facility (TAN-645 and -646). Elevations show three types of siding: Asbestos cement, pumice block, concrete. Ralph M. Parsons 1229-17 ANP/GE-6-6445-A-3. April 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 037-06445/0646-00-693-107349 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN633. Hot cell floor plans, elevations, sections. Hole schedule ...
A&M. TAN-633. Hot cell floor plans, elevations, sections. Hole schedule (penetrations through concrete). Swing-door details. Ralph M. Parsons 1229-13-ANP/GE-3-633-A-3. Date: December 1956. Approved by INEEL Classification Office for public release. INNEL index code no. 034-0633-00-693-107317 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Liquid waste treatment plant, TAN616. Plan, elevations, sections, and ...
A&M. Liquid waste treatment plant, TAN-616. Plan, elevations, sections, and details. Evaporator pit. Pump room. Room names and numbers. Ralph M. Parsons 902-3-ANP-616-A 297. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index no. 034-0616-00-693-106889 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. EBOR (TAN646) interior, installing reactor in STF pool ("vault"). ...
LPT. EBOR (TAN-646) interior, installing reactor in STF pool ("vault"). Pressure vessel shows core barrel and outlet nozzle (next to man below) to inner duct weld, which is prepared and in position for stress relieving. Camera facing southeast. Photographer: Comiskey. Date: January 20, 1965. INEEL negative no. 65-239 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN646). Floor plan for water treatment ...
LPT. Shield test facility (TAN-646). Floor plan for water treatment room on west facade, tank and filter locations in basement along service tunnel and in coupling station. Ralph M. Parsons 1229-17 ANP/GE-6-646-P-2. April 1957. INEEL Index code no. 037-0645/0646-51-693-107387 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650) ground floor plan. Penetrations ...
LOFT. Containment and service building (TAN-650) ground floor plan. Penetrations in dome wall. Shielded personnel maze at airlock door. Reactor chamber floor hatches and holddowns. Rails in concrete floor. Kaiser engineers 6413-11-STEP/LOFT-650-A-2. Date: October 1964. INEEL index code no. 036-650-00-486-122214 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650). Room number and function ...
LOFT. Containment and service building (TAN-650). Room number and function of each room. Identifies type of floor, paint, walls, ceiling, doors. This is sheet 1 of a 2-page drawing. Kaiser engineers 6413-11-STEP/LOFT-650-XX. Date: October 1965. INEEL index code no. 036-650-00-486-122228 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
33. AS BUILT DRAWING OF TAN 629 HANGAR SHOWING GENERAL ...
33. AS BUILT DRAWING OF TAN 629 HANGAR SHOWING GENERAL SITE PLAN AND RELATIONSHIP BETWEEN FLIGHT ENGINE TEST AREA TO ADMINISTRATION AND MAINTENANCE AREA, RAILROAD TRACKS AT SCALE OF 1 INCH TO 400 FEET. RALPH M. PARSONS DRAWING NUMBER: 1229-2 ANP/GE 5-101. DATED MARCH 15, 1957. - Idaho National Engineering Laboratory, Test Area North, Hangar No. 629, Scoville, Butte County, ID
NASA Astrophysics Data System (ADS)
Gu, Hai-Ou; Xiao, Yilin; Santosh, M.; Li, Wang-Ye; Yang, Xiaoyong; Pack, Andreas; Hou, Zhenhui
2013-09-01
The Mesozoic tectonics in East China is characterized by significant lithospheric thinning of the North China Craton, large-scale strike-slip movement along the Tan-Lu fault, and regional magmatism with associated metallogeny. Here we address the possible connections between these three events through a systematic investigation of the geochemistry, zircon geochronology and whole rock oxygen isotopes of the Mesozoic magmatic rocks distributed along the Tan-Lu fault in the Shandong province. The characteristic spatial and temporal distributions of high-Mg adakitic rocks along the Tan-Lu fault with emplacement ages of 134-128 Ma suggest a strong structural control for the emplacement of these intrusions, with magma generation possibly associated with the subduction of the Pacific plate in the early Cretaceous. The low-Mg adakitic rocks (127-120 Ma) in the Su-Lu orogenic belt were formed later than the high-Mg adakitic rocks, whereas in the Dabie orogenic belt, most of the low-Mg adakitic rocks (143-129 Ma) were generated earlier than the high-Mg adakitic rocks. Based on available data, we suggest that the large scale strike-slip tectonics of the Tan-Lu fault in the Mesozoic initiated cratonic destruction at the south-eastern margin of the North China Craton, significantly affecting the lower continental crust within areas near the fault. This process resulted in crustal fragments sinking into the asthenosphere and reacting with peridotites, which increased the Mg# of the adakitic melts, generating the high-Mg adakitic rocks. The gravitationally unstable lower continental crust below the Tan-Lu fault in the Su-Lu orogenic belt triggered larger volume delamination of the lower continental crust or foundering of the root.
IET. Coupling station (TAN620) and service room section and details. ...
IET. Coupling station (TAN-620) and service room section and details. Interior electrical features inside coupling station. Cable terminal assembly for patch panel for plug. Ralph M. Parsons 902-4-ANP-620-E 401. Date: February 1954. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0620-10-693-106958 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. A&M building (TAN607). Camera facing east. From left to ...
A&M. A&M building (TAN-607). Camera facing east. From left to right, pool section, hot shop, cold shop, and machine shop. Biparting doors to hot shop are in open position behind shroud. Four rail tracks lead to hot shop and cold shop. Date: August 20, 1954. INEEL negative no. 11706 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility assembly and test building (TAN646). East ...
LPT. Shield test facility assembly and test building (TAN-646). East facade of ebor helium wing addition. Camera facing west. Note asbestos-cement siding on stair enclosure and upper-level. Concrete siding at lower level. Metal stack. Monorail protrudes from upper level of south wall at left of view. INEEL negative no. HD-40-7-4 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Coupling station (TAN620), plans and sections. Concrete shielding walls ...
IET. Coupling station (TAN-620), plans and sections. Concrete shielding walls and boron surface treatment. Elevation shows two floor levels, position of periscopes, and stairways. Ralph M. Parsons 902-4-ANP-602-A 325. Date: February 1954. Approved by INEEL Classification Office for public release. INEEL index code no. 035-0620-00-693-106910 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN633. Sections show view of hot cell caskentry doors, ...
A&M. TAN-633. Sections show view of hot cell cask-entry doors, manipulators in each cell, drainage trenches, door and room details. Ralph M. Parsons 1229-13-ANP/GE-3-633-A-2. Date: December 1956. Approved by INEEL Classification Office for public release. INNEL index code no. 034-0633-00-693-107316 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607 third floor plan for hot shop. Crane control ...
A&M. TAN-607 third floor plan for hot shop. Crane control rooms and their shielding windows. Plenum. Wall rack for manipulators in hot shop. Ralph M. Parsons 902-3-ANP-607-A 103. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-00-693-106755 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Shield test facility (TAN645 and 646). Sections show relationships ...
LPT. Shield test facility (TAN-645 and -646). Sections show relationships among control rooms, coupling station, counting rooms, pools, equipment rooms, data room and other areas. Ralph M. Parsons 1229-17 ANP/GE-6-645-A-4. April 1957. Approved by INEEL Classification Office for public release. INEEL index code no. 037-0645/0646-00-693-107350 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Snaptran. Flying a kite in the service of science. ...
IET. Snaptran. Flying a kite in the service of science. Doug Wenzel and Jon Hurd obtain weather data on east side of IET as part of Snaptran experiment. tank building (TAN-627) and movable building (TAN-624) at left. Stack and ANP duct at right. Photographer: Farmer. Date: September 27, 1965. INEEL negative no. 65-4986 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT complex, aerial view taken on same on same day ...
LOFT complex, aerial view taken on same on same day as HAER photo ID-33-E-376. Camera facing south. Note curve of rail track toward hot shop (TAN-607). Earth shielding on control building (TAN-630) is partly removed, showing edge of concrete structure. Great southern butte on horizon. Date: 1975. INEEL negative no. 75-3693 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
DOE Office of Scientific and Technical Information (OSTI.GOV)
Susan Stacy; Hollie K. Gilbert
2005-02-01
Test Area North (TAN) was a site of the Aircraft Nuclear Propulsion (ANP) Project of the U.S. Air Force and the Atomic Energy Commission. Its Cold War mission was to develop a turbojet bomber propelled by nuclear power. The project was part of an arms race. Test activities took place in five areas at TAN. The Assembly & Maintenance area was a shop and hot cell complex. Nuclear tests ran at the Initial Engine Test area. Low-power test reactors operated at a third cluster. The fourth area was for Administration. A Flight Engine Test facility (hangar) was built to housemore » the anticipated nuclear-powered aircraft. Experiments between 1955-1961 proved that a nuclear reactor could power a jet engine, but President John F. Kennedy canceled the project in March 1961. ANP facilities were adapted for new reactor projects, the most important of which were Loss of Fluid Tests (LOFT), part of an international safety program for commercial power reactors. Other projects included NASA's Systems for Nuclear Auxiliary Power and storage of Three Mile Island meltdown debris. National missions for TAN in reactor research and safety research have expired; demolition of historic TAN buildings is underway.« less
Understanding the copper of the Statue of Liberty
NASA Astrophysics Data System (ADS)
Welter, Jean-Marie
2006-05-01
Pierre-Eugène Secrétan, a French copper industrialist, donated the copper sheets for the construction of the skin of the Statue of Liberty when it was built in 1875 1876. It can be inferred from the history of Secrétan's activities that the sheets were rolled in his plant of Sérifontaine. The impurities found in two samples obtained from the U.S. National Park Service show that different qualities of copper were used. They indicate, by taking also into account the commercial relations of Secrétan, that the copper may possibly have come from Spanish or South/North American ore.
Tanning and Teens: Is Indoor Exposure the Tip of the Iceberg?
Hay, Jennifer L; Riley, Kristen E; Geller, Alan C
2017-08-01
Because of recent state regulations and the reduced availability of free-standing tanning salons, indoor tanning (IT) prevalence is beginning to decline. This may lead to unintended consequences, such as increases in outdoor intentional tanning. We advance a series of research directions to track and intervene to address all forms of intentional tanning. First, we advocate for enforcement of IT regulation and encourage collection of data on tanning salon compliance and alternative IT strategies. Second, we suggest questions about outdoor and IT should be included in national surveys. Third, we need to understand the potentially complex patterns of indoor and outdoor tanning that may exist among those who tan. Fourth, research examining changing motivations for intentional tanning is needed. Finally, IT intervention studies should include outdoor tanning as an outcome to examine the effect of interventions on these related risk behaviors. These advances will ensure the development of novel interventions to address intentional tanning through multiple routes, and to avoid any unintended negative consequence of IT regulation. The promising downward direction of IT use in the United States should now lead the public health field to sharpen its focus on outdoor tanning. Cancer Epidemiol Biomarkers Prev; 26(8); 1170-4. ©2017 AACR . ©2017 American Association for Cancer Research.
A&M. TAN607. Detail of fuel storage pool under construction. Camera ...
A&M. TAN-607. Detail of fuel storage pool under construction. Camera is on berm and facing northwest. Note depth of excavation. Formwork underway for floor and concrete walls of pool; wall between pool and vestibule. At center left of view, foundation for liquid waste treatment plant is poured. Date: August 25, 1953. INEEL negative no. 8541 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
ADM. Service Building (TAN603). Elevations of all facades with door ...
ADM. Service Building (TAN-603). Elevations of all facades with door details and detail of kitchen. Section through garage area shows second level of steel decking. Equipment and laboratory furniture schedule. Ralph M. Parsons 902-2-ANP-603-A 44. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 033-0603-00-693-106719 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607 second floor plan for hot shop. Roof of ...
A&M. TAN-607 second floor plan for hot shop. Roof of pool. Viewing window locations. Special equipment room. This drawing was re-drawn to show conditions in 1994. Ralph M. Parsons 902-3-ANP-607-A 101. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-060-00-693-106753 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Sections for second phase expansion: engine maintenance, machine, ...
A&M. TAN-607. Sections for second phase expansion: engine maintenance, machine, and welding shops; high bay assembly shop, chemical cleaning room (decontamination). Details of sliding door hoods. Approved by INEEL Classification Office for public release. Ralph M. Parsons 1299-5-ANP/GE-3-607-A 109. Date: August 1956. INEEL index code no. 034-0607-00-693-107169 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Low power test (TAN640 and 641) floor plan. Cells ...
LPT. Low power test (TAN-640 and -641) floor plan. Cells 101 and 102, control rooms, shielded counting room, generator room, list of room numbers and names. Door details. Ralph M. Parsons 1229-12 ANP/GE-7-640-A-1. November 1956. Approved by INEEL Classification Office for public release. INEEL index code no. 038-0640-00-693-107274 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Generation and performance assessment of the global TanDEM-X digital elevation model
NASA Astrophysics Data System (ADS)
Rizzoli, Paola; Martone, Michele; Gonzalez, Carolina; Wecklich, Christopher; Borla Tridon, Daniela; Bräutigam, Benjamin; Bachmann, Markus; Schulze, Daniel; Fritz, Thomas; Huber, Martin; Wessel, Birgit; Krieger, Gerhard; Zink, Manfred; Moreira, Alberto
2017-10-01
The primary objective of the TanDEM-X mission is the generation of a global, consistent, and high-resolution digital elevation model (DEM) with unprecedented global accuracy. The goal is achieved by exploiting the interferometric capabilities of the two twin SAR satellites TerraSAR-X and TanDEM-X, which fly in a close orbit formation, acting as an X-band single-pass interferometer. Between December 2010 and early 2015 all land surfaces have been acquired at least twice, difficult terrain up to seven or eight times. The acquisition strategy, data processing, and DEM calibration and mosaicking have been systematically monitored and optimized throughout the entire mission duration, in order to fulfill the specification. The processing of all data has finally been completed in September 2016 and this paper reports on the final performance of the TanDEM-X global DEM and presents the acquisition and processing strategy which allowed to obtain the final DEM quality. The results confirm the outstanding global accuracy of the delivered product, which can be now utilized for both scientific and commercial applications.
Ultrasonic effects on titanium tanning of leather.
Peng, Biyu; Shi, Bi; Sun, Danhong; Chen, Yaowen; Shelly, Dennis C
2007-03-01
The effects of ultrasound on titanium tanning of leather were investigated. Either 20 or 40 kHz ultrasound was applied to the titanium tanning of pigskins. Five different treatment conditions were carried out and the effects were examined, such as leather shrinkage temperature (T(s)), titanium content and titanium distribution in the leather. Overall heat loading was carefully controlled. Results showed that 20 kHz ultrasound effectively improves titanium agent penetration into the hide and increases the leather's shrinkage temperature. Doubling the frequency to 40 kHz produced negligible enhancements. An impressive 105.6 degrees C T(s) was achieved using 20 kHz ultrasound pretreatment of the tanning liquor followed by 20 kHz ultrasound in the tanning mixture (liquor plus pigskins) in a special salt-free medium. Finally, using a unique ultrasonic tanning drum with 26.5 kHz ultrasound, the T(s) reached a record level of 106.5 degrees C, a value not achieved in conventional (no ultrasound) titanium tanning. The ultrasonic effects on titanium tanning of leather are judged to make a superior mineral tanned leather.
A&M. TAN607. Section views of hot shop. Section E shows ...
A&M. TAN-607. Section views of hot shop. Section E shows equipment areas along rear wall. Section F shows storage pool cut along east/west line. Roof trusses, shelves along sides of pool, drain, roof trusses, shelves along sides of pool, drain, and sump. Section G cuts along north/south to show centerline of turntables, manipulator arms, O-man bridge, crane bridge. Referent drawing is ID-33-E-158 above. Ralph M. Parsons 902-3-ANP-607-A 107. Date: December 1952, but as-built in 1982. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-00-693-106759 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Reactor support apparatus inside containment building (TAN650). Camera is ...
LOFT. Reactor support apparatus inside containment building (TAN-650). Camera is on crane rail level and facing northerly. View shows top two banks of round conduit openings on wall for electrical and other connections to control room. Ladders and platforms provide access to reactor instrumentation. Note hatch in floor and drain at edge of floor near wall. Date: 1974. INEEL negative no. 74-219 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Low power test (TAN640 and641) sections. Referent drawing is ...
LPT. Low power test (TAN-640 and-641) sections. Referent drawing is HAER ID-33-E-292. Section A shows cable tunnel between reactor cells and control room. Bridge crane, roof, ladder details. Ralph M. Parsons 1229-12 ANP/GE-7-640-A-3. November 1956. Approved by INEEL Classification Office for public release. INEEL index code no. 038-0640-00-693-107276 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Elevation for secondphase expansion of A&M Building. Work ...
A&M. TAN-607. Elevation for second-phase expansion of A&M Building. Work areas south of the Carpentry Shop. High-bay shop, decontamination room at south-most end. Approved by INEEL Classification Office for public release. Ralph M. Parsons 1299-5-ANP/GE-3-607-A 106. Date: August 1956. INEEL index code no. 034-0607-00-693-107166 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Hot cell addition (TAN633). Floor plan, elevations. Arrangement of ...
A&M. Hot cell addition (TAN-633). Floor plan, elevations. Arrangement of monorail along corridor, four hot cells, plug access openings, viewing windows, photo darkroom. Ralph M. Parsons 1229-13-ANP/GE-3-633-A-1. Date: December 1956 as redrawn in August 1998. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0633-00-693-107315 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650). South elevation, details, section. ...
LOFT. Containment and service building (TAN-650). South elevation, details, section. Shows part of duct enclosure, railroad door opening, roof ventilators, shielded personnel entrance, and change room. Section F shows view from west looking toward shielding around airlock door on main floor. Kaiser engineers 6413-11-STEP/LOFT-650-A-9. Date: October 1964. INEEL index code no. 036-650-00-486-122221 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Closing the wedge: Search strategies for extended Higgs sectors with heavy flavor final states
Gori, Stefania; Kim, Ian-Woo; Shah, Nausheen R.; ...
2016-04-29
We consider search strategies for an extended Higgs sector at the high-luminosity LHC14 utilizing multitop final states. In the framework of a two Higgs doublet model, the purely top final states (more » $$t\\bar{t}$$, 4t) are important channels for heavy Higgs bosons with masses in the wedge above 2m t and at low values of tanβ, while a 2b2t final state is most relevant at moderate values of tanβ. We find, in the $$t\\bar{t}$$ H channel, with H→$$t\\bar{t}$$, that both single and three lepton final states can provide statistically significant constraints at low values of tanβ for mA as high as ~750 GeV. When systematics on the $$t\\bar{t}$$ background are taken into account, however, the three lepton final state is more powerful, though the precise constraint depends fairly sensitively on lepton fake rates. We also find that neither 2b2t nor $$t\\bar{t}$$ final states provide constraints on additional heavy Higgs bosons with couplings to tops smaller than the top Yukawa due to expected systematic uncertainties in the tt background.« less
Study of sunless tanning formulas using molted snake skin as an alternative membrane model.
Balogh, T S; Pedriali, C A; Gama, R M; de Oliveira Pinto, C A S; Bedin, V; Villa, R T; Kaneko, T M; Consiglieri, V O; Velasco, M V R; Baby, A R
2011-08-01
Sunless tanning formulas have become increasingly popular in recent years for their ability to give people convincing tans without the dangers of skin cancer. Most sunless tanners currently on the market contain dihydroxyacetone (DHA), a keto sugar with three carbons. The temporary pigment provided by these formulas is designed to resemble a UV-induced tan. This study evaluated the effectiveness of carbomer gels and cold process self emulsifying bases on skin pigmentation, using different concentrations of a chemical system composed of DHA and N-acetyl tyrosine, which are found in moulted snake skins and their effectiveness was tested by Mexameter(®) MX 18. Eight different sunless tanning formulas were developed, four of which were gels and four of which were emulsions (base, base plus 4.0%, 5.0% and 6.0% (w/w) of a system of DHA and N-acetyl tyrosine). Tests to determine the extent of artificial tanning were done by applying 30 mg cm(-2) of each formula onto standard sizes of moulted snake skin (2.0 cm × 3.0 cm). A Mexameter(®) MX 18 was used to evaluate the extent of coloration in the moulted snake skin at T(0) (before the application) and after 24, 48, 72, 168, 192 and 216 h. The moulted snake skins can be used as an alternative membrane model for in vitro sunless tanning efficacy tests due to their similarity to the human stratum corneum. The DHA concentration was found to influence the initiation of the pigmentation in both sunless tanning systems (emulsion and gel) as well as the time required to increases by a given amount on the tanning index. In the emulsion system, the DHA concentration also influenced the final value on the tanning index. The type of system (emulsion or gel) has no influence on the final value in the tanning index after 216 h for samples with the same DHA concentration. © 2011 The Authors. ICS © 2011 Society of Cosmetic Scientists and the Société Française de Cosmétologie.
A&M. TAN607 first floor plan for cold assembly area. Shows ...
A&M. TAN-607 first floor plan for cold assembly area. Shows special source vaults, X-ray room, instrument shops, and positions of large machines in component test laboratory. This drawing was re-drawn to show conditions in 1994. Ralph M. Parsons 902-3-ANP-607-A 100. Date of original: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-060-00-693-106752 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Shield wall sections and details around hot shop ...
A&M. TAN-607. Shield wall sections and details around hot shop and special equipment room, showing taper, crane rail elevations, and elevation for biparting door (door no. 301) in wall between hot shop and special equipment room. Ralph M. Parsons 902-3-ANP-607-S 138. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-62-963-106782 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607 floor plan for first floor. Shows stepped door ...
A&M. TAN-607 floor plan for first floor. Shows stepped door plug design from hot shop into special services cubicle, cubicle windows, and other details. This drawing was re-drawn to show as-built conditions in 1985. Ralph M. Parsons 902-3-ANP-607-A 99. Date of original: January 1955. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-00-693-106751 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Mobile test building (TAN624) is recycled from ANP program ...
LOFT. Mobile test building (TAN-624) is recycled from ANP program for placement before LOFT containment building door. It has not yet been connected to containment building. Note borated water tank at right of dome. Narrow, vertical structure at right of door is shroud is shroud for air exhaust duct. Filter vaults lie between duct shroud and stack. Camera facing westerly. Date: 1974. INEEL negative no. 74-1072 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607. Interior view of operating gallery in hot shop. ...
A&M. TAN-607. Interior view of operating gallery in hot shop. Shielded viewing windows are along right side of corridor. Cabinet on wheels at left of corridor is operating console for hot shop manipulators. When in use, it is stationed at window station and connected to appropriate control cables. note reserve bottles of zinc bromide above each station. Date: January 3, 1955. INEEL negative no. 55-0072 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT. Containment and service building (TAN650). Section through east/west axis ...
LOFT. Containment and service building (TAN-650). Section through east/west axis of building as viewed from the south. Shows basement and grade levels of containment building, connection to control room on west side, air filter vaults, and duct enclosure for air exhaust system. Kaiser engineers 6413-11-STEP/LOFT-650-A-4. Date: October 1964. INEEL index code no. 036-650-00-486-122216 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LOFT/FET complex. Construction view of abutment footings for arches of ...
LOFT/FET complex. Construction view of abutment footings for arches of hangar (TAN-629). Tunnels between basement of hangar and control building (TAN-630) had to fit between arches. (Note concrete work taking place at hole at lower edge of view. This photo may document unexpected bubble in underlying lava rock. It was dumped full of concrete and a footing made. Source: Interview with John DeClue). Date: December 19, 1957. Photographer: Jack L. Anderson. INEEL negative no. 57-6203 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
LPT. Elevations of low power test building (TAN640 and 641). ...
LPT. Elevations of low power test building (TAN-640 and -641). West and south elevations show stepped shield wall. South and east elevations show pumice block passageway on south side. Reactor cell walls are concrete. One-story parts are pumice block. Metal rollup doors. Ralph M. Parsons 1229-12 ANP/GE-7-640-A-2. November 1956. Approved by INEEL Classification Office for public release. INEEL index code no. 038-0640-00-693-107275 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
McWhirter, Jennifer E; Hoffman-Goetz, Laurie
2015-02-21
Skin cancer is an increasingly important global public health problem. Mass media is a key source of skin cancer information. We examined how media coverage of skin cancer has changed over time as a consequence of the release of a key public health report from the International Agency for Research on Cancer (IARC) in 2006, which linked ultraviolet (UV) radiation from indoor tanning and skin cancer. A directed content analysis of skin cancer and tanning coverage in 29 popular North American magazines (2001-2012) examined reporting of skin cancer risk factors, UV behaviors, and early detection in article text (n = 761) and images (n = 1267). Chi-square and correlational analyses were used determine whether coverage changed in relation to the 2006 IARC report. The total volume of articles about skin cancer and tanning increased modestly after the IARC report (χ (2) = 4.57, df = 1, p < .05); however, key IARC report messages (e.g., avoid indoor tanning, UV as a risk factor) were no more likely to be reported after compared to before the report. There were virtually no changes in the percentage of coverage for both risk factors and early detection information over time. There were some changes in the percentage of coverage about UV behaviors after the IARC report, but these variables were not directly related to the report. Magazines were more likely to encourage sunscreen use (χ (2) = 11.55, df = 1, p < .01) and less likely to promote the tanned look as attractive (χ (2) = 9.72, df = 1, p < .01) after the IARC report. It also became less common for magazines to promote sun avoidance (χ (2) = 6.82, df = 1, p < .01) and use of sunless tanners (χ (2) = 7.46, df = 1, p < .01) after the report. Despite a modest increase in volume of coverage post-IARC report, key messages from the report were not taken up by the media. While there have been some improvements in magazine reporting, there is a need for more effective dissemination of public health messages about skin cancer and tanning.
29. FET 601312 VIEW OF TELEVISION DOLLY IN ...
29. FET 60-1312 VIEW OF TELEVISION DOLLY IN TAN 629 HANGAR, AN ASPECT OF INSTRUMENTATION. PHOTO DATE: MARCH 23, 1960. - Idaho National Engineering Laboratory, Test Area North, Hangar No. 629, Scoville, Butte County, ID
Health behaviours associated with indoor tanning based on the 2012/13 Manitoba Youth Health Survey
Harland, E.; Griffith, J.; Lu, H.; Erickson, T.; Magsino, K.
2016-01-01
Abstract Introduction: Although indoor tanning causes cancer, it remains relatively common among adolescents. Little is known about indoor tanning prevalence and habits in Canada, and even less about associated behaviours. This study explores the prevalence of adolescent indoor tanning in Manitoba and its association with other demographic characteristics and health behaviours. Methods: We conducted secondary analyses of the 2012/13 Manitoba Youth Health Survey data collected from Grade 7 to 12 students (n = 64 174) and examined associations between indoor tanning (whether participants had ever used artificial tanning equipment) and 25 variables. Variables with statistically significant associations to indoor tanning were tested for collinearity and grouped based on strong associations. For each group of highly associated variables, the variable with the greatest effect upon indoor tanning was placed into the final logistic regression model. Separate analyses were conducted for males and females to better understand sex-based differences, and analyses were adjusted for age. Results: Overall, 4% of male and 9% of female students reported indoor tanning, and prevalence increased with age. Relationships between indoor tanning and other variables were similar for male and female students. Binary logistic regression models indicated that several variables significantly predicted indoor tanning, including having part-time work, being physically active, engaging in various risk behaviours such as driving after drinking for males and unplanned sex after alcohol/drugs for females, experiencing someone say something bad about one’s body shape/size/appearance, identifying as trans or with another gender, consuming creatine/other supplements and, for females only, never/rarely using sun protection. Conclusion: Indoor tanning among adolescents was associated with age, part-time work, physical activity and many consumption behaviours and lifestyle risk factors. Though legislation prohibiting adolescent indoor tanning is critical, health promotion to discourage indoor tanning may be most beneficial if it also addresses these associated factors. PMID:27556919
Health behaviours associated with indoor tanning based on the 2012/13 Manitoba Youth Health Survey.
Harland, E; Griffith, J; Lu, H; Erickson, T; Magsino, K
2016-08-01
Although indoor tanning causes cancer, it remains relatively common among adolescents. Little is known about indoor tanning prevalence and habits in Canada, and even less about associated behaviours. This study explores the prevalence of adolescent indoor tanning in Manitoba and its association with other demographic characteristics and health behaviours. We conducted secondary analyses of the 2012/13 Manitoba Youth Health Survey data collected from Grade 7 to 12 students (n = 64 174) and examined associations between indoor tanning (whether participants had ever used artificial tanning equipment) and 25 variables. Variables with statistically significant associations to indoor tanning were tested for collinearity and grouped based on strong associations. For each group of highly associated variables, the variable with the greatest effect upon indoor tanning was placed into the final logistic regression model. Separate analyses were conducted for males and females to better understand sex-based differences, and analyses were adjusted for age. Overall, 4% of male and 9% of female students reported indoor tanning, and prevalence increased with age. Relationships between indoor tanning and other variables were similar for male and female students. Binary logistic regression models indicated that several variables significantly predicted indoor tanning, including having part-time work, being physically active, engaging in various risk behaviours such as driving after drinking for males and unplanned sex after alcohol/drugs for females, experiencing someone say something bad about one's body shape/size/appearance, identifying as trans or with another gender, consuming creatine/other supplements and, for females only, never/rarely using sun protection. Indoor tanning among adolescents was associated with age, part-time work, physical activity and many consumption behaviours and lifestyle risk factors. Though legislation prohibiting adolescent indoor tanning is critical, health promotion to discourage indoor tanning may be most beneficial if it also addresses these associated factors.
Levy, S B
2000-10-01
Increasing consumer awareness as to the hazards of UV light should fuel ongoing interest in self-tanning products. As a result of the benign toxicologic profile of DHA, products containing DHA represent a safe alternative to UV-induced tanning. The results obtained with these products depend on the final formulation, the individual application technique, and the consumer's complexion type. Greater experience in formulation combined with increasing sophistication on the part of the consumer should lead to continuing growth in interest and satisfaction with the use of DHA-containing sunless or self-tanning products. Individuals need to be informed that these products do not offer significant protection against UV-B. If formulated with standard sunscreens, consumers should be cautioned that the duration of UV protection is more short-lived than the color change.
IET. Diesel engine for emergency generator is headed for installation ...
IET. Diesel engine for emergency generator is headed for installation in shielded control building (TAN-620). Date: September 21, 1954. INEEL negative no. 12145 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607 floor plans. Shows three floor levels of pool, ...
A&M. TAN-607 floor plans. Shows three floor levels of pool, hot shop, and warm shop. Includes view of pool vestibule, personnel labyrinth, location of floor rails, and room numbers of office areas, labs, instrument rooms, and stairways. This drawing was re-drawn to show as-built features in 1993. Ralph M. Parsons 902-3-ANP-607-A 96. Date of original: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-00-693-106748 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. TAN607 sections. Section A shows variable roof lines, variable ...
A&M. TAN-607 sections. Section A shows variable roof lines, variable thickness of hot shop shield walls, relationship of subterranean pool to grade. Section B shows relative heights of hot shop floor and its control gallery, position of bridge cranes and manipulator rails. Locomotive service pit. Referent drawing is ID-33-E-158 Above. Ralph M. Parsons 902-3-ANP-607-A 105. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-00-693-106757 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
IET. Aerial view of snaptran destructive experiment in 1964. Camera ...
IET. Aerial view of snaptran destructive experiment in 1964. Camera facing north. Test cell building (TAN-624) is positioned away from coupling station. Weather tower in right foreground. Divided duct just beyond coupling station. Air intake structure on south side of shielded control room. Experiment is on dolly at coupling station. Date: 1964. INEEL negative no. 64-1736 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Amy Tan, Author of "The Joy Luck Club." (People to Know).
ERIC Educational Resources Information Center
Kramer, Barbara
This book, aimed at the young reader, explores the life and career of the Chinese-American author, Amy Tan. It follows her childhood in Oakland, California, through her struggle to accept her Chinese heritage, through her education and marriage to a non-Chinese man, to her early work as a business writer, and finally to her great success as a…
A&M. Hot liquid waste holding tanks. Camera faces southeast. Located ...
A&M. Hot liquid waste holding tanks. Camera faces southeast. Located in vicinity of TAN-616, hot liquid waste treatment plant. Date: November 13, 1953. INEEL negative no. 9159 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
A&M. Special shielding materials. Stockpile of magnetite, used for making ...
A&M. Special shielding materials. Stockpile of magnetite, used for making high-density concrete, and loading conveyor near TAN-607 construction site. Date: September 25, 1953. INEEL negative no. 8710 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
NASA Astrophysics Data System (ADS)
Xing, Yangyang; Li, Rui; Li, Qiuye; Yang, Jianjun
2012-12-01
Silver bromide/titanium dioxide composites were first prepared using titanic acid nanobelts (TAN) as the TiO2 source. First, TAN reacted with AgNO3 to prepare Ag-incorporated TAN by the ion-exchange method, and then AgBr/TAN was obtained after adding NaBr. Finally, AgBr/TAN was transformed to AgBr/TiO2 composites by calcination. The post-treated calcination would not only convert TAN to TiO2 (H2Ti2O4(OH)2 → 2H2O + 2TiO2), but also increase the effective contact between AgBr and TiO2, further to improve the separation of photo-generated electron-holes. The advantage of this preparation method is the small particle size (ca. 10-20 nm) and well dispersion of AgBr on the surface of TiO2, and close contact between AgBr and TiO2. The effect of the different calcination temperature on the morphology, structure, and properties of AgBr/TiO2 composites was investigated in detail. The AgBr/TiO2 composites were characterized by X-ray diffraction (XRD), transmission electron microscope (TEM), and ultraviolet-visible diffuse reflectance spectra (UV-Vis DRS). Comparing with pure TAN, AgBr, and AgBr/P25 mixture, the AgBr/TiO2 composites exhibited enhanced photocatalytic activity in decomposition of methyl orange (MO) under visible light irradiation.
ADM. Tanks: from left to right: fuel oil tank, fuel ...
ADM. Tanks: from left to right: fuel oil tank, fuel pump house (TAN-611), engine fuel tank, water pump house, water storage tank. Camera facing northwest. Not edge of shielding berm at left of view. Date: November 25, 1953. INEEL negative no. 9217 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Bathymetric survey of water reservoirs in north-eastern Brazil based on TanDEM-X satellite data.
Zhang, Shuping; Foerster, Saskia; Medeiros, Pedro; de Araújo, José Carlos; Motagh, Mahdi; Waske, Bjoern
2016-11-15
Water scarcity in the dry season is a vital problem in dryland regions such as northeastern Brazil. Water supplies in these areas often come from numerous reservoirs of various sizes. However, inventory data for these reservoirs is often limited due to the expense and time required for their acquisition via field surveys, particularly in remote areas. Remote sensing techniques provide a valuable alternative to conventional reservoir bathymetric surveys for water resource management. In this study single pass TanDEM-X data acquired in bistatic mode were used to generate digital elevation models (DEMs) in the Madalena catchment, northeastern Brazil. Validation with differential global positioning system (DGPS) data from field measurements indicated an absolute elevation accuracy of approximately 1m for the TanDEM-X derived DEMs (TDX DEMs). The DEMs derived from TanDEM-X data acquired at low water levels show significant advantages over bathymetric maps derived from field survey, particularly with regard to coverage, evenly distributed measurements and replication of reservoir shape. Furthermore, by mapping the dry reservoir bottoms with TanDEM-X data, TDX DEMs are free of emergent and submerged macrophytes, independent of water depth (e.g. >10m), water quality and even weather conditions. Thus, the method is superior to other existing bathymetric mapping approaches, particularly for inland water bodies. The proposed approach relies on (nearly) dry reservoir conditions at times of image acquisition and is thus restricted to areas that show considerable water levels variations. However, comparisons between TDX DEM and the bathymetric map derived from field surveys show that the amount of water retained during the dry phase has only marginal impact on the total water volume derivation from TDX DEM. Overall, DEMs generated from bistatic TanDEM-X data acquired in low water periods constitute a useful and efficient data source for deriving reservoir bathymetry and show great potential in large scale application. Copyright © 2016 Elsevier B.V. All rights reserved.
TAN HOT SHOP AND SUPPORT FACILITY UTILIZATION STUDY
DOE Office of Scientific and Technical Information (OSTI.GOV)
Phillips, Ken Crawforth
2001-11-01
Impacts to the U.S. Department of Energy (DOE) complex caused by early closure (prior to 2018) and Demolition and Dismantlement (D&D) of the Test Area North (TAN) hot shop and its support facilities are explored in this report. Various possible conditions, such as Standby, Safe Store and Lay-up, that the facility may be placed in prior to eventually being turned over to D&D are addressed. The requirements, impacts, and implications to the facility and to the DOE Complex are discussed for each condition presented in the report. Some details of the report reference the Idaho National Engineering and Environmental Laboratorymore » (INEEL) Spent Nuclear Fuel Life Cycle Baseline Plan, the INEEL 2000 Infrastructure Long Range Plan, and other internal INEEL reports.« less
TAN Hot Shop and Support Facility Utilization Study
DOE Office of Scientific and Technical Information (OSTI.GOV)
Picker, B.A.
2001-11-16
Impacts to the U.S. Department of Energy (DOE) complex caused by early closure (prior to 2018) and Demolition and Dismantlement (D and D) of the Test Area North (TAN) hot shop and its support facilities are explored in this report. Various possible conditions, such as Standby, Safe Store and Lay-up, that the facility may be placed in prior to eventually being turned over to D and D are addressed. The requirements, impacts, and implications to the facility and to the DOE Complex are discussed for each condition presented in the report. Some details of the report reference the Idaho Nationalmore » Engineering and Environmental Laboratory (INEEL) Spent Nuclear Fuel Life Cycle Baseline Plan, the INEEL 2000 Infrastructure Long Range Plan, and other internal INEEL reports.« less
PGC-1 Coactivators Regulate MITF and the Tanning Response
Shoag, Jonathan; Haq, Rizwan; Zhang, Mingfeng; Liu, Laura; Rowe, Glenn C.; Jiang, Aihua; Koulisis, Nicole; Farrel, Caitlin; Amos, Christopher I.; Wei, Qingyi; Lee, Jeffrey E.; Zhang, Jiangwen; Kupper, Thomas S.; Qureshi, Abrar A.; Cui, Rutao; Han, Jiali; Fisher, David E.; Arany, Zoltan
2013-01-01
SUMMARY The production of pigment by melanocytes tans the skin and protects against skin cancers. UV-exposed keratinocytes secrete α-MSH, which then activates melanin formation in melanocytes by inducing the microphthalmia-associated transcription factor (MITF). We show that PPAR-γ coactivator (PGC)-1α and PGC-1β are critical components of this melanogenic system in melanocytes. α-MSH signaling strongly induces PGC-1α expression and stabilizes both PGC-1α and PGC-1β proteins. The PGC-1s in turn activate the MITF promoter, and their expression correlates strongly with that of MITF in human melanoma cell lines and biopsy specimens. Inhibition of PGC-1α and PGC-1β blocks the α-MSH-mediated induction of MITF and melanogenic genes. Conversely, overexpression of PGC-1α induces pigment formation in cell culture and transgenic animals. Finally, polymorphism studies reveal expression quantitative trait loci in the PGC-1β gene that correlate with tanning ability and protection from melanoma in humans. These data identify PGC-1 coactivators as regulators of human tanning. PMID:23201126
A&M. Plot plan of administration and A&M areas. Shows relationships ...
A&M. Plot plan of administration and A&M areas. Shows relationships among administration buildings and to A&M building (TAN-607), railroad turntable. Ralph M. Parsons 902-2&3-ANP-U 3. Date: December 1952. INEEL index code no. 032-0100-00-693-106690 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
2001-10-22
The western-most part of the Ganges Delta is seen in this 54.5 by 60 km ASTER sub-scene acquired on January 6, 2005. The Hugli River branches off from the Ganges River 300 km to the north, and flows by the city of Calcutta before emptying into the Bay of Bengal. High sediment load is evident by the light tan colors in the water, particularly downstream from off-shore islands. The deep green colors of some of these islands are mangrove swamps. The image is centered at 21.9 degrees north latitude, 88 degrees east longitude. http://photojournal.jpl.nasa.gov/catalog/PIA11158
Beaton, Kara H; Shelhamer, Mark J; Roberts, Dale C; Schubert, Michael C
2017-05-01
Small, innate asymmetries between the left and right otolith organs can cause ocular misalignment with symptoms that include double vision and motion sickness. Additionally, ocular misalignment affects nearly 5% of the US population. We have developed a portable, non-invasive technology that uses subjective perception of binocular visual signals to estimate relative binocular alignment. The Vertical Alignment Nulling (VAN) and Torsional Alignment Nulling (TAN) tests ask subjects to view one red and one blue line on a tablet computer while looking through color-matched red and blue filters so that each eye sees only one of the lines. Subjects align the red and blue lines, which are initially vertically offset from one another during VAN or rotated relative to one another during TAN, until they perceive a single continuous line. Ocular misalignments are inferred from actual offsets in the final line positions. During testing, all binocular visual cues are eliminated by employing active-matrix organic light-emitting diode (AMOLED) technology and testing in darkness. VAN and TAN can accurately account for visual offsets induced by prisms, and test-retest reliability is excellent, with resolution better than many current standard clinical tests. VAN and TAN tests are similar to the clinical Lancaster red-green test. However, VAN and TAN employ inexpensive, hand-held hardware that can be self-administered with results that are quickly quantifiable. VAN and TAN provide simple, sensitive, and quantitative measures of binocular positioning alignment that may be useful for detecting subtle abnormalities in ocular positioning. Copyright © 2017 Elsevier B.V. All rights reserved.
NASA Astrophysics Data System (ADS)
Lube, G.; Sparks, R. S. J.; Huppert, H. E.; Hallworth, M. A.
2003-04-01
Through a series of analogue experiments we developed and tested a model in order to understand the fundamental problem of the collapse of granular columns. The study was motivated by the need to understand granular flows in the environment, such as pyroclastic flows and rock avalanches. Granular columns were prepared in containers that rest on a flat surface, before an unhindered axisymmetric flow was suddenly released by lifting the container. The aspect ratio a of the column (defined by its ratio of initial height h_i to radius r_i) was varied by over 3 orders of magnitude. Some experiments started with a cylinder raised at height H above the ground. We observed two flow regimes dependent on the aspect ratio. For a
Accuracy assessment of the global TanDEM-X Digital Elevation Model with GPS data
NASA Astrophysics Data System (ADS)
Wessel, Birgit; Huber, Martin; Wohlfart, Christian; Marschalk, Ursula; Kosmann, Detlev; Roth, Achim
2018-05-01
The primary goal of the German TanDEM-X mission is the generation of a highly accurate and global Digital Elevation Model (DEM) with global accuracies of at least 10 m absolute height error (linear 90% error). The global TanDEM-X DEM acquired with single-pass SAR interferometry was finished in September 2016. This paper provides a unique accuracy assessment of the final TanDEM-X global DEM using two different GPS point reference data sets, which are distributed across all continents, to fully characterize the absolute height error. Firstly, the absolute vertical accuracy is examined by about three million globally distributed kinematic GPS (KGPS) points derived from 19 KGPS tracks covering a total length of about 66,000 km. Secondly, a comparison is performed with more than 23,000 "GPS on Bench Marks" (GPS-on-BM) points provided by the US National Geodetic Survey (NGS) scattered across 14 different land cover types of the US National Land Cover Data base (NLCD). Both GPS comparisons prove an absolute vertical mean error of TanDEM-X DEM smaller than ±0.20 m, a Root Means Square Error (RMSE) smaller than 1.4 m and an excellent absolute 90% linear height error below 2 m. The RMSE values are sensitive to land cover types. For low vegetation the RMSE is ±1.1 m, whereas it is slightly higher for developed areas (±1.4 m) and for forests (±1.8 m). This validation confirms an outstanding absolute height error at 90% confidence level of the global TanDEM-X DEM outperforming the requirement by a factor of five. Due to its extensive and globally distributed reference data sets, this study is of considerable interests for scientific and commercial applications.
A&M. TAN607 sections. Section C cuts hot shop on its ...
A&M. TAN-607 sections. Section C cuts hot shop on its 160-foot east/west line. Shows tapered shield wall on east and west facades of building. Relationship between hot shop and special equipment service room, cable tracks for overhead bridge crane, location of well. Concrete roof beams. Section D shows similar east/west of cold assembly room 115 and its bridge crane rail. Shows heavy shielding around special services cubicle and height of viewing windows on east and west sides. Rear of building is shown in relationship to the ridge east of the building. Referent drawing is ID-33-E-158 above. Ralph M. Parsons 902-3-ANP-607-A 106. Date: December 1952. Approved by INEEL Classification Office for public release. INEEL index code no. 034-0607-00-693-106758 - Idaho National Engineering Laboratory, Test Area North, Scoville, Butte County, ID
Kinematical Comparison Analysis on the Discus Athletes Throwing Techniques Based on Data Project
NASA Astrophysics Data System (ADS)
Junming, Li; Jihe, Zhou; Ting, Long
2017-09-01
In the discus final site of throwing event series game of China’s track and field sport in April, 2015, three dimensional camera analytical method which is an application of kinematical data project was used on female discus athletes’ discus throwing technology. And analysis was made for the top four discus throwers’ last exertion action, related kinematics parameter was thus obtained. Analysis results show that: first, Lu Xiaoxin behaves better in body twist tight effect when it is left foot on the ground and in capacity of beyond devices, followed by Su Xinyue and Tan Jian, with Feng Bin relatively weaker; second, our athletes’ discus shots speed is to be upgraded compared with world excellent female discus athletes; third, discus is left slightly earlier, with Tan Jian throwing in a reasonable angle, Feng Bin, Lu Xiaoxin in a larger angle, and Sue Xinyue in a smaller angle. Feng bin has a higher height of release, followed by Lu Xiaoxin and Tan jian.
Sahn, Rachel E; McIlwain, Mary Jayne; Magee, Kristin H; Veledar, Emir; Chen, Suephy C
2012-04-01
To establish the effect of sunless tanning products on tanning behaviors and to determine characteristics of sunless tanning product users. A cross-sectional survey study conducted between May 30, 2007, and December 4, 2007. The Emory University campus and surrounding locations in Atlanta, Georgia. Four hundred fifteen community and university-affiliated women. Self-reported use of sunless tanning products and UV radiation tanning methods. Forty-eight percent of participants had used sunless tanning products, 70.6% had tanned in the sun, and 26.0% had used tanning beds at least once in the past year. Most participants (92.7%) believed that tanned skin is more attractive than untanned skin, and 79.2% reported feeling better about themselves when tan. Many sunless tanning product users reported decreased frequency of tanning in the sun (36.8%) or in tanning beds (38%) because of product use. Frequent users were more likely to have decreased their UV radiation exposure. Lighter complexion, frequent use of UV radiation tanning methods, feeling better about oneself when tan, and having a history of skin cancer were independently associated with sunless tanning product use. The desire for tanned skin remains strong despite growing awareness of the dangers of UV radiation exposure. In some women, sunless tanning product use is associated with decreased UV radiation tanning frequency, especially in women who use them repeatedly. Improvements in the appearance of sunless tanning product tans may allow wider acceptance by the public and further decreases in UV radiation tanning practices.
NASA Astrophysics Data System (ADS)
Pipaud, Isabel; Loibl, David; Lehmkuhl, Frank
2015-10-01
Digital elevation models (DEMs) are a prerequisite for many different applications in the field of geomorphology. In this context, the two near-global medium resolution DEMs originating from the SRTM and ASTER missions are widely used. For detailed geomorphological studies, particularly in high mountain environments, these datasets are, however, known to have substantial disadvantages beyond their posting, i.e., data gaps and miscellaneous artifacts. The upcoming TanDEM-X DEM is a promising candidate to improve this situation by application of state-of-the-art radar technology, exhibiting a posting of 12 m and less proneness to errors. In this study, we present a DEM processed from a single TanDEM-X CoSSC scene, covering a study area in the extreme relief of the eastern Nyainqêntanglha Range, southeastern Tibet. The potential of the resulting experimental TanDEM-X DEM for geomorphological applications was evaluated by geomorphometric analyses and an assessment of landform cognoscibility and artifacts in comparison to the ASTER GDEM and the recently released SRTM 1″ DEM. Detailed geomorphological mapping was conducted for four selected core study areas in a manual approach, based exclusively on the TanDEM-X DEM and its basic derivates. The results show that the self-processed TanDEM-X DEM yields a detailed and widely consistent landscape representation. It thus fosters geomorphological analysis by visual and quantitative means, allowing delineation of landforms down to footprints of 30 m. Even in this premature state, the TanDEM-X elevation data are widely superior to the ASTER and SRTM datasets, primarily owing to its significantly higher resolution and its lower susceptibility to artifacts that hamper landform interpretation. Conversely, challenges toward interferometric DEM generation were identified, including (i) triangulation facets and missing topographic information resulting from radar layover on steep slopes facing toward the radar sensor, (ii) low coherence values on leeward slopes, (iii) decorrelation effects over water bodies, and (iv) challenges for phase unwrapping in settings of strong topographic contrasts. There is, however, a high probability that these drawbacks can be overcome by applying multiple interferograms exhibiting different perpendicular baselines as planned for the generation of the final TanDEM-X DEM product.
NASA Astrophysics Data System (ADS)
Kubanek, J.; Raible, B.; Westerhaus, M.; Heck, B.
2017-12-01
High-resolution and up-to-date topographic data are of high value in volcanology and can be used in a variety of applications such as volcanic flow modeling or hazard assessment. Furthermore, time-series of topographic data can provide valuable insights into the dynamics of an ongoing eruption. Differencing topographic data acquired at different times enables to derive areal coverage of lava, flow volumes, and lava extrusion rates, the most important parameters during ongoing eruptions for estimating hazard potential, yet most difficult to determine. Anyhow, topographic data acquisition and provision is a challenge. Very often, high-resolution data only exists within a small spatial extension, or the available data is already outdated when the final product is provided. This is especially true for very dynamic landscapes, such as volcanoes. The bistatic TanDEM-X radar satellite mission enables for the first time to generate up-to-date and high-resolution digital elevation models (DEMs) repeatedly using the interferometric phase. The repeated acquisition of TanDEM-X data facilitates the generation of a time-series of DEMs. Differencing DEMs generated from bistatic TanDEM-X data over time can contribute to monitor topographic changes at active volcanoes, and can help to estimate magmatic ascent rates. Here, we use the bistatic TanDEM-X data to investigate the activity of Etna volcano in Sicily, Italy. Etna's activity is characterized by lava fountains and lava flows with ash plumes from four major summit crater areas. Especially the newest crater, the New South East Crater (NSEC) that was formed in 2011 has been highly active in recent years. Over one hundred bistatic TanDEM-X data pairs were acquired between January 2011 and March 2017 in StripMap mode, covering episodes of lava fountaining and lava flow emplacement at Etna's NSEC and its surrounding area. Generating DEMs of every bistatic data pair enables us to assess areal extension of the lava flows, to calculate lava flow volume, and lava extrusion rates. TanDEM-X data have been acquired at Etna during almost every overflight of the TanDEM-X satellite mission, resulting in a high-temporal resolution of DEMs giving highly valuable insights into Etna's volcanic activity of the last six years.
ASSOCIATIONS BETWEEN SEASONAL SLEEP CHANGE AND INDOOR TANNING1,2
CULNAN, ELIZABETH; KLOSS, JACQUELINE D.; DARLOW, SUSAN; HECKMAN, CAROLYN J.
2015-01-01
Summary Identification of risk factors for indoor tanning may ultimately aid the development of better indoor tanning prevention strategies, which is pertinent given the association between indoor tanning and skin cancer. This study aimed to examine the relationship between seasonal sleep change and indoor tanning. Women tanners (N= 139) completed self-report measures including items relating to seasonal sleep changes, seasonal affective disorder (SAD), reasons for tanning, tanning during the winter months, and the Tanning Pathology Scale (TAPS), which measures problematic tanning motives and symptoms of tanning dependence. It was hypothesized that seasonal sleep change and SAD would be associated with greater indoor tanning during the winter, more tanning to improve mood and to relax, and higher scores on the TAPS. Findings indicated that more seasonal sleep change was associated with tanning to improve mood and higher scores on the TAPS. Similarly, the presence of SAD was related to tanning to improve mood, tanning to relax, and more problematic tanning. PMID:25730744
Tanning addiction and psychopathology: Further evaluation of anxiety disorders and substance abuse
Ashrafioun, Lisham; Bonar, Erin E.
2014-01-01
Background Little research has investigated the correlates of problematic tanning and tanning dependence. Objective To identify characteristics associated with problematic tanning and tanning dependence, and to evaluate simultaneously the associations of variables as correlates of problematic tanning and tanning dependence. Method To assess tanning-related characteristics, psychopathology, and demographics, we administered questionnaires to 533 tanning university students; 31% met criteria for tanning dependence, 12% for problematic tanning. Results Both problematic tanning and tanning dependence were significantly associated with being female (p < .001; p < .001, respectively) and with higher scores on screening measures of obsessive-compulsive (p < .001, p = .005, respectively) and body dysmorphic disorders (p = .019, p < .001, respectively). Frequency of tanning in the past month was the strongest correlate of problematic tanning (p < .001) and tanning dependence (p < .001) when included in a model that controlled for shared variance among demographics and psychopathology. Limitations The sample was recruited from one university and contained only self-report measures. Conclusion Results suggest that those who engage in excessive tanning may also have significant psychiatric distress. Additional research is needed to characterize compulsive, problematic tanning as well as its rates, correlates, and risk factors among diverse samples. PMID:24373775
Indoor tanning and problem behavior.
Bagdasarov, Zhanna; Banerjee, Smita; Greene, Kathryn; Campo, Shelly
2008-01-01
The authors examined factors predicting college students' use of tanning beds. Undergraduate students (N = 745) at a large Northeastern university participated in the study by answering a survey measuring tanning behavior and other psychosocial variables, including sensation seeking, self-esteem, tanning image beliefs, and friends' tanning bed use. All 3 systems from problem behavior theory predicted past tanning bed use and intention to use tanning beds. The authors observed a positive association between sensation seeking and intention to use tanning beds. Tanning image beliefs were positively associated with both past tanning behavior and intention to use tanning beds. Interventions focusing on friend and acquaintance social network influences may be more effective than health-risk campaigns in reducing tanning bed use.
Seidenberg, Andrew B; Noar, Seth M; Sontag, Jennah M
2017-12-01
Tanning bed use is most common among youth and young adults, and is associated with an increased risk of skin cancer. Recently, numerous states have adopted restrictions on minors' access to tanning beds; however, little has been reported on how such policies may impact tanning behaviors and burning. The purpose of this study was to examine the associations between age of indoor tanning initiation and risky tanning behaviors and burning. Female students (n=567) attending a large southeastern public university completed a questionnaire (spring of 2015) assessing tanning bed use history, including age of initiation. The analytic sample was limited to participants reporting past year indoor tanning (n=134). Multivariable logistic regression was used to compare the odds of risky tanning behaviors and burning among those initiating indoor tanning before and after their 18th birthday. Participants initiating indoor tanning as a minor had significantly (ps<0.05) greater odds of using a tanning bed 10 or more times in the previous year, typically indoor tanning for ≥10min, ever indoor tanning without wearing goggles, and ever fallen asleep inside a tanning bed. Further, those that initiated as a minor had significantly greater odds of ever burning from indoor tanning (p<0.05). Indoor tanning initiation as a minor was associated with several risky tanning behaviors and burning. Youth access restrictions may help reduce the harms caused by tanning beds. Copyright © 2017. Published by Elsevier Inc.
French teenagers and artificial tanning.
Tella, E; Beauchet, A; Vouldoukis, I; Séi, J-F; Beaulieu, P; Sigal, M-L; Mahé, E
2013-03-01
Exposure to solar and artificial ultraviolet (UV) radiations is a major risk factor for skin cancers. France has enacted one of the strictest laws that, notably, restrict tanning-bed access to adults ≥18 years old. We evaluated artificial tanning behaviours of French teenagers (11-17 years old): sunless-tanning products, sunlamps and artificial tanning beds. An anonymous questionnaire evaluating sunburn history, skin phototype, behaviours with sunless-tanning products and indoor tanning, and parents' behaviours was distributed to students enrolled in two middle and high schools in Antony, a typical city of the middle class French population, located in the Paris suburbs. RESULTS Among 713 teenagers (mean age: 13.5 years: male/female: 1.1) responding, more than half declared that it was important to be tanned during the summer, 1% reported having already used tanning pills, 9.9% tanning creams and 1.4% indoor tanning. Female teenagers significantly more frequently resorted to indoor tanning (P = 0.02), cited the importance of being tanned all year long (P < 0.0001), used tanning pills (P < 0.0001) or tanning creams (P < 0.006), and their parents relied on indoor tanning (P < 0.0001). Profiles of tanning-pill and -cream users were similar. Mean ages for the two groups were comparable. French regulations for indoor tanning seem quite effective. Our analyses revealed a typical teenager profile with sun-exposure risk behaviours, for example, indoor tanning, and use of tanning pills or creams. They could be a selective target for sun-protection information campaigns. © 2012 The Authors. Journal of the European Academy of Dermatology and Venereology © 2012 European Academy of Dermatology and Venereology.
Holman, Dawn M; Watson, Meg
2013-05-01
Exposure to ultraviolet radiation and a history of sunburn in childhood contribute to risk of skin cancer in adolescence and in adulthood, but many adolescents continue to seek a tan, either from the sun or from tanning beds (i.e., intentional tanning). To understand tanning behavior among adolescents, we conducted a systematic review of the literature to identify correlates of intentional tanning in the United States. We included articles on original research published in English between January 1, 2001, and October 31, 2011, that used self-reported data on intentional tanning by U.S. adolescents aged 8 to 18 years and examined potential correlates of tanning behaviors. Thirteen articles met our criteria; all used cross-sectional survey data and quantitative methods to assess correlates of intentional tanning. Results indicate that multiple factors influence tanning among adolescents. Individual factors that correlated with intentional tanning include demographic factors (female sex, older age), attitudes (preferring tanned skin), and behaviors (participating in other risky or appearance-focused behaviors such as dieting). Social factors correlated with intentional tanning include parental influence (having a parent who tans or permits tanning) and peer influence (having friends who tan). Only four studies examined broad contextual factors such as indoor tanning laws and geographic characteristics; they found that proximity to tanning facilities and geographic characteristics (living in the Midwest or South, living in a low ultraviolet area, and attending a rural high school) are associated with intentional tanning. These findings inform future public health research and intervention efforts to reduce intentional tanning. Published by Elsevier Inc.
Holman, Dawn M.; Watson, Meg
2015-01-01
Purpose Exposure to ultraviolet radiation and a history of sunburn in childhood contribute to risk of skin cancer in adolescence and in adulthood, but many adolescents continue to seek a tan, either from the sun or from tanning beds (i.e., intentional tanning). To understand tanning behavior among adolescents, we conducted a systematic review of the literature to identify correlates of intentional tanning in the United States. Methods We included articles on original research published in English between January 1, 2001, and October 31, 2011, that used self-reported data on intentional tanning by U.S. adolescents aged 8 to 18 years and examined potential correlates of tanning behaviors. Thirteen articles met our criteria; all used cross-sectional survey data and quantitative methods to assess correlates of intentional tanning. Results Results indicate that multiple factors influence tanning among adolescents. Individual factors that correlated with intentional tanning include demographic factors (female sex, older age), attitudes (preferring tanned skin), and behaviors (participating in other risky or appearance-focused behaviors such as dieting). Social factors correlated with intentional tanning include parental influence (having a parent who tans or permits tanning) and peer influence (having friends who tan). Only four studies examined broad contextual factors such as indoor tanning laws and geographic characteristics; they found that proximity to tanning facilities and geographic characteristics (living in the Midwest or South, living in a low ultraviolet area, and attending a rural high school) are associated with intentional tanning. Conclusions These findings inform future public health research and intervention efforts to reduce intentional tanning. PMID:23601612
New Orleans after Hurricane Katrina
2005-09-08
JSC2005e37990 (8 September 2005) --- Flooding of large sections of I-610 and the I-610/I-10 interchange (center) are visible to the east of the 17th Street Canal in this image acquired on September 8, 2005 from the International Space Station. Flooded regions are dark greenish brown, while dry areas are light brown to tan. North is to top of image, which was cropped from the digital still camera's original frame, ISS011-E-12527.
Support for indoor tanning policies among young adult women who indoor tan.
Mays, Darren; Murphy, Sarah E; Bubly, Rachel; Atkins, Michael B; Tercyak, Kenneth P
2016-12-01
The purpose of this study to examine support for indoor tanning policies and correlates of policy support among young adult women who indoor tan. Non-Hispanic white women ages 18-30 who indoor tanned in the past year (n = 356, M 23.3 age, SD 3.1) recruited in the Washington, DC area from 2013 to 2016 completed measures of indoor tanning behaviors, attitudes, perceptions, beliefs, and policy support. Most women in the sample supported policies to prevent children under the age of 18 from indoor tanning (74.0 %) and stronger warnings about the risks of indoor tanning on tanning devices (77.6 %); only 10.1 % supported a total ban. In multivariable analyses, support for individual indoor tanning policies varied by demographics (e.g., age), frequent indoor tanning behavior, indoor tanning beliefs, and risk perceptions. Non-Hispanic white young adult women who indoor tan, the primary consumers of indoor tanning, and a high-risk population, largely support indoor tanning prevention policies implemented by many state governments and those currently under review for national enactment. Given low levels of support for a total indoor tanning ban, support for other potential policies (e.g., increasing the minimum age to 21) should be investigated to inform future steps to reduce indoor tanning and the associated health risks.
Banerjee, Smita C; Greene, Kathryn; Bagdasarov, Zhanna; Campo, Shelly
2009-12-01
This paper explored how sensation seeking contributes to the likelihood of tanning bed use intentions both directly and indirectly through the way it shapes interaction with peers who use tanning beds and attitudes toward tanning bed. Eight hundred and ninety six (n = 896) male and female college students were recruited for the study. Measured variables included sensation seeking, association with friends who use tanning beds, attitudes toward tanning and tanning bed use intentions. Structural equation modeling was performed to test the hypotheses. In general, results supported the proposed hypotheses and documented that sensation seeking is indirectly associated with tanning bed use intentions through the mediation of association with peers who use tanning beds and attitudes toward tanning. The article discusses theoretical and methodological implications of the findings demonstrating the pathways of influence of sensation seeking on tanning bed use intentions.
Friendly tanning: young adults' engagement with friends around indoor tanning.
Rodríguez, Vivian M; Daniel, Casey L; Welles, Brooke Foucault; Geller, Alan C; Hay, Jennifer L
2017-08-01
Indoor tanning (IT), particularly during early adulthood, increases risk for melanoma and is exceedingly common among youth. Social influence, including social norms, promotes IT but little is known about young adults' engagement with friends around tanning. We examined IT behaviors and tanning-related communication with friends at three universities. Of 837 participants, 261 (31%) reported ever tanning (90% female, 85% White). Of those, 113 (43%) were former tanners and 148 (57%) current tanners. Current tanners reported more social tanning and discussions with friends about tanning, more frequent outdoor tanning, high propensity to tan, and greater lifetime IT exposure than former tanners. Risks-to-benefits discussion ratios were greater for former tanners. In adjusted analyses, current tanners were more likely to make plans to tan and to talk about tanning benefits with friends. Findings confirm IT is a social experience. Future work should examine social tanning's role in the promotion and reduction of IT among youth.
Magazine exposure, tanned women stereotypes, and tanning attitudes.
Cho, Hyunyi; Lee, Seungyoon; Wilson, Kari
2010-09-01
This study investigated whether magazine exposure is related to stereotypical beliefs about tanned women. A survey of White college women (n=205) assessed their exposure to beauty/fashion and health/fitness magazines. Outcome variables were the beliefs that tanned women are fashionable, fit, and shallow. Attention to the tanned women's images in health magazines positively predicted the belief that tanned women are fit and that tanned women are shallow; in contrast, attention to the images in beauty magazine negatively predicted the belief that tanned women are fit. Number of beauty magazines women read negatively predicted the belief that tanned women are shallow. The belief that tanned women are fit was unrelated, but the belief that tanned women are shallow was negatively related, with tanning attitudes. Copyright © 2010 Elsevier Ltd. All rights reserved.
Magazine Exposure, Tanned Women Stereotypes, and Tanning Attitudes
Lee, Seungyoon; Wilson, Kari
2010-01-01
This study investigated whether magazine exposure is related to stereotypical beliefs about tanned women. A survey of White college women (n = 205) assessed their exposure to beauty/fashion and health/fitness magazines. Outcome variables were the beliefs that tanned women are fashionable, fit, and shallow. Attention to the tanned women’s images in health magazines positively predicted the belief that tanned women are fit and that tanned women are shallow; in contrast, attention to the images in beauty magazine negatively predicted the belief that tanned women are fit. Number of beauty magazines women read negatively predicted the belief that tanned women are shallow. The belief that tanned women are fit was unrelated, but the belief that tanned women are shallow was negatively related, with tanning attitudes. PMID:20573553
NASA Astrophysics Data System (ADS)
Bagheri, H.; Schmitt, M.; Zhu, X. X.
2017-05-01
Recently, with InSAR data provided by the German TanDEM-X mission, a new global, high-resolution Digital Elevation Model (DEM) has been produced by the German Aerospace Center (DLR) with unprecedented height accuracy. However, due to SAR-inherent sensor specifics, its quality decreases over urban areas, making additional improvement necessary. On the other hand, DEMs derived from optical remote sensing imagery, such as Cartosat-1 data, have an apparently greater resolution in urban areas, making their fusion with TanDEM-X elevation data a promising perspective. The objective of this paper is two-fold: First, the height accuracies of TanDEM-X and Cartosat-1 elevation data over different land types are empirically evaluated in order to analyze the potential of TanDEM-XCartosat- 1 DEM data fusion. After the quality assessment, urban DEM fusion using weighted averaging is investigated. In this experiment, both weight maps derived from the height error maps delivered with the DEM data, as well as more sophisticated weight maps predicted by a procedure based on artificial neural networks (ANNs) are compared. The ANN framework employs several features that can describe the height residual performance to predict the weights used in the subsequent fusion step. The results demonstrate that especially the ANN-based framework is able to improve the quality of the final DEM through data fusion.
Contextual Factors, Indoor Tanning, and Tanning Dependence in Young Women
Heckman, Carolyn J.; Darlow, Susan D.; Kloss, Jacqueline D.; Munshi, Teja; Manne, Sharon L.
2015-01-01
Objectives The study's purpose was to investigate the association of contextual factors such as cost, tanning accessibility, regulations, or marketing and indoor tanning or tanning dependence. Methods One hundred thirty-nine college-aged female indoor tanners completed a questionnaire between 2009 and 2011. Results Higher scores on tanning dependence and assessment in the spring/summer (versus the fall/winter) were associated with more frequent indoor tanning in the last 30 days (ps < .05). More frequent indoor tanning, greater session length, and more trouble paying for tanning were associated with higher scores on tanning dependence (ps < .05). Conclusions Public health research and practice could benefit from attention to such contextual factors as tanning cost and regulations regarding session length. PMID:25741682
Tanning and beauty: Mother and teenage daughters in discussion.
Hay, Jennifer L; Geller, Alan C; Schoenhammer, Maria; Gordon, Mallorie; Bishop, Marilyn; Shuk, Elyse; Oliveria, Susan; Halpern, Allan C
2016-07-01
Tanning increases dramatically through the teenage years, but the family context of this health risk behavior is relatively unstudied. We conducted videotaped conversations between teenage girls (10th and 11th grade) and their mothers. We developed a coding system for discussion content and highlight findings including inadequate knowledge concerning the harms of tanning and positive views of outdoor tanning over indoor tanning, yet agreement that all tans are attractive. Many teens believed that indoor tanning is sometimes necessary to achieve the tanned look. These findings can usefully guide intervention development regarding the harms of all tanning, rather than indoor or outdoor tanning specifically. © The Author(s) 2014.
Tanning and beauty: Mother and teenage daughters in discussion
Hay, Jennifer L.; Geller, Alan C.; Schoenhammer, Maria; Gordon, Mallorie; Bishop, Marilyn; Shuk, Elyse; Oliveria, Susan; Halpern, Allan C.
2017-01-01
Tanning increases dramatically through the teenage years, but the family context of this health risk behavior is relatively unstudied. We conducted videotaped conversations between teenage girls (10th and 11th grade) and their mothers. We developed a coding system for discussion content, and highlight findings including inadequate knowledge concerning the harms of tanning, positive views of outdoor tanning over indoor tanning, yet agreement that all tans are attractive. Many teens believed that indoor tanning is sometimes necessary to achieve the tanned look. These findings can usefully guide intervention development regarding the harms of all tanning, rather than indoor or outdoor tanning specifically. PMID:25318997
DOE Office of Scientific and Technical Information (OSTI.GOV)
Layne Pincock; Wendell Hintze; Dr. Koji Shirai
Following the massive earthquake and resulting tsunami damage in March of 2011 at the Fukushima Daiichi nuclear power plant in Japan, interest was amplified for what was done for recovery at the Three Mile Island Unit 2 (TMI-2) in the United States following its meltdown in 1979. Many parallels could be drawn between to two accidents. This paper presents the results of research done into the TMI-2 recovery effort and its applicability to the Fukushima Daiichi cleanup. This research focused on three topics: packaging, transportation, and disposition. This research work was performed as a collaboration between Japan’s Central Research Institutemore » of Electric Power Industry (CRIEPI) and the Idaho National Laboratory (INL). Hundreds of TMI-2 related documents were searched and pertinent information was gleaned from these documents. Other important information was also obtained by interviewing employees who were involved first hand in various aspects of the TMI-2 cleanup effort. This paper is organized into three main sections: (1) Transport from Three Mile Island to Central Facilities Area at INL, (2) Transport from INL Central Receiving Facility to INL Test Area North (TAN) and wet storage at TAN, and (3) Transport from TAN to INL Idaho Nuclear Technology and Engineering Center (INTEC) and Dry Storage at INTEC. Within each of these sections, lessons learned from performing recovery activities are presented and their applicability to the Fukushima Daiichi nuclear power plant cleanup are outlined.« less
UV tanning advertisements in national high school newspapers.
Lofgreen, Seth J; Domozych, Renee; Doctor, Monica; Reimer, Christine; Self, Alyssa; Dellavalle, Robert P
2017-04-15
Many young adults have utilized indoor ultraviolet(UV) tanning, putting them at higher risk for development of skin cancers. Prior to the increased regulations on indoor tanning for minors, indoor tanning businesses marketed to teens through modalities such as advertisements in high school newspapers. The purpose of this study was to quantify tanning advertisements in high school newspapers published across the United States between August 2014 and July 2015. Online versions of the newspaper issues were available on issuu.com. Tanning advertisements appeared in 3 of 23 high school newspapers with advertisements of any kind(13%). Among all newspapers with advertisements, 10% were indoor tanning advertisements. One newspaper in Colorado contained advertisements of any kind and had 0 tanning advertisements. A prior study of Colorado high schools showed 11 of 23 schools (48%) to contain tanning advertisements. This suggests that there may be a decrease in indoor UV tanning advertisements owing to increased tanning regulation by state legislatures, national attention to UV tanning, or a general decrease in high school tanning advertisements.
Adolescent egocentrism and indoor tanning: is the relationship direct or mediated?
Banerjee, Smita C; Greene, Kathryn; Yanovitzky, Itzhak; Bagdasarov, Zhanna; Choi, Soe Yoon; Magsamen-Conrad, Kate
2015-01-01
This paper explored how imaginary audience and personal fable ideations contribute to adolescent indoor tanning intentions directly and indirectly through the way they shape pro-tanning attitude and association with peers who use tanning beds. Five hundred and ninety-five male ( n = 207) and female ( n = 387) adolescents, ranging in age from 11 to 19 ( M = 16.87; SD = 1.34) years completed a cross-sectional survey. Measures included imaginary audience, personal fable (three dimensions: invulnerability, uniqueness, and omnipotence), pro-tanning attitude, association with peers who use tanning beds, and tanning bed use intentions. Bootstrapping analyses documented that imaginary audience ideations are indirectly associated with indoor tanning intentions through the mediation of pro-tanning attitude and association with peers who use tanning beds. Of the personal fable ideations, only invulnerability ideation is indirectly associated with indoor tanning intentions through the mediation of association with peers who use tanning beds. Design and evaluation of interventions and campaigns to reduce indoor tanning must be targeted to adolescents varying in imaginary audience ideations differently.
A new species of gecko (Squamata: Diplodactylidae: Strophurus) from north Queensland, Australia.
Vanderduys, Eric
2016-06-01
A new species of diplodactylid gecko in the genus Strophurus Fitzinger, from north Queensland, Australia, is described herein as Strophurus congoo sp. nov. It is a small, pale grey to tan, unpatterned or faintly striped gecko, resembling the phasmid geckos in appearance, habitat and behaviour. However, within Strophurus it is not closely related to the phasmid geckos. It is distinguished from all other Strophurus by a combination of even scalation, dull colouration, small size and short tail length. It is only known to occur in a restricted area of the northern Great Dividing Range, within the Einasleigh Uplands bioregion, in a relatively infertile area of rolling, largely granitic hills, and is only known from spinifex (Triodia) hummock grasslands in open woodland.
Hillhouse, Joel; Turrisi, Rob; Cleveland, Michael J.; Scaglione, Nichole M.; Baker, Katie; Florence, L. Carter
2015-01-01
Background Younger indoor tanning initiation leads to greater melanoma risk due to more frequent and persistent behavior. Despite this, there are no published studies exploring the predictors of indoor tanning initiation in teen populations. Purpose This longitudinal study uses latent profile analysis to examine indoor tanning initiation in indoor tanning risk subgroups from a national sample of female adolescents. Methods Latent profile analysis used indoor tanning beliefs and perceptions to identify indoor tanning initiation risk subgroups. The teens in each subgroup were reassessed on indoor tanning initiation after a year. Results Three subgroups were identified: a low-risk, Anti-Tanning subgroup (18.6%) characterized by low scores on positive indoor tanning belief scales and high scores on beliefs about indoor tanning dangers; a moderate-risk Aware Social Tanner subgroup (47.2%) characterized by high scores on positive indoor tanning belief scales but also high scores on beliefs about indoor tanning dangers; and a high-risk Risky Relaxation Tanner subgroup (34.2%) characterized by high scores on positive indoor tanning belief scales and low scores on beliefs about indoor tanning dangers. Teens in the Aware Social Tanner and Risky Relaxation Tanner subgroups were significantly more likely to initiate indoor tanning in the following year. Conclusions These findings highlight the need to identify teens at risk for indoor tanning initiation and develop tailored interventions that will move them to the lowest risk subgroup. Subgroup correlates suggest parent and peer-based interventions may be successful. PMID:26370893
Hillhouse, Joel; Turrisi, Rob; Cleveland, Michael J; Scaglione, Nichole M; Baker, Katie; Florence, L Carter
2016-02-01
Younger indoor tanning initiation leads to greater melanoma risk due to more frequent and persistent behavior. Despite this, there are no published studies exploring the predictors of indoor tanning initiation in teen populations. This longitudinal study uses latent profile analysis to examine indoor tanning initiation in indoor tanning risk subgroups from a national sample of female adolescents. Latent profile analysis used indoor tanning beliefs and perceptions to identify indoor tanning initiation risk subgroups. The teens in each subgroup were reassessed on indoor tanning initiation after a year. Three subgroups were identified: a low risk, anti-tanning subgroup (18.6 %) characterized by low scores on positive indoor tanning belief scales and high scores on beliefs about indoor tanning dangers; a moderate risk aware social tanner subgroup (47.2 %) characterized by high scores on positive indoor tanning belief scales but also high scores on beliefs about indoor tanning dangers; and a high risk risky relaxation tanner subgroup (34.2 %) characterized by high scores on positive indoor tanning belief scales and low scores on beliefs about indoor tanning dangers. Teens in the aware social tanner and risky relaxation tanner subgroups were significantly more likely to initiate indoor tanning in the following year. These findings highlight the need to identify teens at risk for indoor tanning initiation and develop tailored interventions that will move them to the lowest risk subgroup. Subgroup correlates suggest parent and peer-based interventions may be successful.
Brain intrinsic network connectivity in individuals with frequent tanning behavior.
Ketcherside, Ariel; Filbey, Francesca M; Aubert, Pamela M; Seibyl, John P; Price, Julianne L; Adinoff, Bryon
2018-05-01
Emergent studies suggest a bidirectional relationship between brain functioning and the skin. This neurocutaneous connection may be responsible for the reward response to tanning and, thus, may contribute to excessive tanning behavior. To date, however, this association has not yet been examined. To explore whether intrinsic brain functional connectivity within the default mode network (DMN) is related to indoor tanning behavior. Resting state functional connectivity (rsFC) was obtained in twenty adults (16 females) with a history of indoor tanning. Using a seed-based [(posterior cingulate cortex (PCC)] approach, the relationship between tanning severity and FC strength was assessed. Tanning severity was measured with symptom count from the Structured Clinical Interview for Tanning Abuse and Dependence (SITAD) and tanning intensity (lifetime indoor tanning episodes/years tanning). rsFC strength between the PCC and other DMN regions (left globus pallidus, left medial frontal gyrus, left superior frontal gyrus) is positively correlated with tanning symptom count. rsFC strength between the PCC and salience network regions (right anterior cingulate cortex, left inferior parietal lobe, left inferior temporal gyrus) is correlated with tanning intensity. Greater connectivity between tanning severity and DMN and salience network connectivity suggests that heightened self-awareness of salient stimuli may be a mechanism that underlies frequent tanning behavior. These findings add to the growing evidence of brain-skin connection and reflect dysregulation in the reward processing networks in those with frequent tanning.
Psychometric assessment of the craving to tan questionnaire.
Ashrafioun, Lisham; Bonar, Erin E
2015-01-01
Researchers and clinicians suggest that excessive tanning may be a behavioral addiction. Given the significance of craving in substance use, craving may be a useful construct to assess in those who tan. We designed this study to assess the psychometric properties of an alcohol craving measure adapted to measure past-week craving to tan. Undergraduate students (n = 421) who reported past-month tanning completed a battery of questionnaires that assessed demographics, tanning-related characteristics, and psychopathology, in addition to the Craving to Tan Questionnaire (CTQ). Analyses provided support for a single factor CTQ with good internal consistency, construct validity and convergent validity. CTQ scores were significantly higher among problematic versus non-problematic and dependent versus non-dependent tanners. CTQ scores were also associated with several tanning-related characteristics, such money spent on tanning in a typical month, frequency of tanning, and frequency of tanning-related problems. Additional analyses found that past-week craving to tan was significantly associated with greater obsessive compulsive and body dysmorphic symptoms. It may be useful in clinical settings to identify those experiencing problems with tanning and in research to further clarify the conceptualization of addiction-like tanning. However, the CTQ needs further evaluation.
Premna grandipaniculata (Lamiaceae, Premnoideae), a remarkable new species from north Myanmar
Tan, Yun-Hong; Li, De-Rong; Zhou, Shi-Shun; Chen, Yong-Jun; Bramley, Gemma L.C.; Li, Bo
2018-01-01
Abstract A remarkable new Premna species from Myanmar, P. grandipaniculata Y.H.Tan & Bo Li (Lamiaceae), is here described and illustrated. It differs from all known congeneric taxa by having huge complicated panicles which have tertiary branches formed by spike-like thyrses. In Premna, such a spike-like thyrse is found in P. bracteata and P. interrupta, but those species can be easily distinguished from P. grandipaniculata by their habit, indumentum, leaf size and inflorescence structure. PMID:29416426
1982-04-01
area of irregular shape. The area was filled with a mixture of tan alluvial sand and red clay. The irregular outline of the depression would suggest...suggests possible association of skinning racks. In the Navajo case (Binford and Bertram 1977) the use of the ax was greatly facilited by the suspension...llIlllllllllhll IIIIIIIIIIIIIIfllfllf mh•hE h E 1.5 MICROCOPY RESOLUTION TEST CHART NATIONAL BUREAU OF STANDA r I9. A IU ... . ... ... *II l .. .. .... . . I
2007-12-01
Liberation Tigers of Tamil Eelam (LTTE), a rebel group that has been fighting for an independent Tamil homeland in the north of Sri Lanka since 1976. The...date, and has destroyed numerous boats, even a warship in the Sri Lankan navy (SLN) [13]. The Abu Sayyaf group (ASG) is an example of the several...and other environments. Terence Tan is studying the application of conceptual-blending theory to agents, for naval tactical-plan generation in
Sociocultural experiences, body image, and indoor tanning among young adult women.
Stapleton, Jerod L; Manne, Sharon L; Greene, Kathryn; Darabos, Katie; Carpenter, Amanda; Hudson, Shawna V; Coups, Elliot J
2017-10-01
The purpose of this survey study was to evaluate a model of body image influences on indoor tanning behavior. Participants were 823 young adult women recruited from a probability-based web panel in the United States. Consistent with our hypothesized model, tanning-related sociocultural experiences were indirectly associated with lifetime indoor tanning use and intentions to tan as mediated through tan surveillance and tan dissatisfaction. Findings suggest the need for targeting body image constructs as mechanisms of behavior change in indoor tanning behavioral interventions.
The effect of sunless tanning on behavior in the sun: a pilot study.
Sheehan, Daniel J; Lesher, Jack L
2005-12-01
In the United States, indoor tanning is a booming industry and contributes to the ultraviolet light (UVL) burden that ultimately leads to skin cancer. "Sunless" tanning methods that avoid UVL exposure may represent a safe alternative. However, the effects of sunless tanning methods on ultraviolet light-related behaviors have never been investigated. Anonymous survey of 121 individuals who underwent a spray-on sunless tanning treatment between February and May 2004. Women completed 107 surveys. Men completed 14 surveys. The majority of individuals reported that they had not or would not change their time spent outdoors or their sunscreen use as a result of undergoing sunless tanning. However, 73% of individuals who had used UVL tanning beds said they had decreased or would decrease their UVL tanning bed use. Sunless tanning is associated with a self-reported decrease in traditional UVL tanning bed use among tanning bed users. Physicians should advocate the use of sunless tanning to their patients who use traditional UVL tanning beds as a means of decreasing their UVL exposure and cancer risk.
Adolescent egocentrism and indoor tanning: is the relationship direct or mediated?
Banerjee, Smita C.; Greene, Kathryn; Yanovitzky, Itzhak; Bagdasarov, Zhanna; Choi, Soe Yoon; Magsamen-Conrad, Kate
2016-01-01
This paper explored how imaginary audience and personal fable ideations contribute to adolescent indoor tanning intentions directly and indirectly through the way they shape pro-tanning attitude and association with peers who use tanning beds. Five hundred and ninety-five male (n = 207) and female (n = 387) adolescents, ranging in age from 11 to 19 (M = 16.87; SD = 1.34) years completed a cross-sectional survey. Measures included imaginary audience, personal fable (three dimensions: invulnerability, uniqueness, and omnipotence), pro-tanning attitude, association with peers who use tanning beds, and tanning bed use intentions. Bootstrapping analyses documented that imaginary audience ideations are indirectly associated with indoor tanning intentions through the mediation of pro-tanning attitude and association with peers who use tanning beds. Of the personal fable ideations, only invulnerability ideation is indirectly associated with indoor tanning intentions through the mediation of association with peers who use tanning beds. Design and evaluation of interventions and campaigns to reduce indoor tanning must be targeted to adolescents varying in imaginary audience ideations differently. PMID:28042281
Stapleton, Jerod L; Hillhouse, Joel; Levonyan-Radloff, Kristine; Manne, Sharon L
2017-12-01
Millions of Americans engage in tanning each year, defined as intentional ultraviolet radiation (UVR) exposure in the form of sunbathing or the use of indoor tanning beds. An emerging body of research suggests that UVR has addictive properties and some tanners engage in excessive tanning. This article provides an overview of the evidence of tanning addiction and a systematic review of existing tanning interventions with the goal of evaluating their potential to impact addicted tanners. Our search identified 24 intervention studies that were summarized and discussed according to 3 primary themes. First, there is a dearth of tanning interventions that target excessive tanning or are designed as treatments for tanning addiction. Second, tanning interventions are primarily educational interventions designed to increase knowledge of the risks of tanning. Third, there are notable aspects of existing tanning interventions that are relevant to addiction science, including the use of brief motivational and cognitive-behavioral-based interventions. Future directions are considered including recommendations for utilizing the existing evidence base to formulate interventions targeting excessive tanners. (PsycINFO Database Record (c) 2017 APA, all rights reserved).
Myrick, Jessica Gall; Noar, Seth M; Kelley, Dannielle; Zeitany, Alexandra E; Morales-Pico, Brenda M; Thomas, Nancy E
2017-01-01
In order to better understand drivers of dangerous indoor tanning behaviors, researchers developed the Comprehensive Indoor Tanning Expectations scale. To examine the longitudinal effectiveness of Comprehensive Indoor Tanning Expectations, we surveyed young women in the Southeastern United States at two time points ( N = 553). The scale demonstrated strong test-retest reliability. Participants who believed indoor tanning would improve their mood and afford social approval were significantly more likely to tan 6 months later, while participants who believed indoor tanning leads to psychological/physical discomfort were significantly less likely to tan 6 months later. Knowing the psychological bases for indoor tanning can inform intervention and message design.
Tanning among Ontario adolescents pre-legislation: Prevalence and beliefs.
Nadalin, V; Marrett, L; Atkinson, J; Tenkate, T; Rosen, C F
2016-10-01
To establish adolescent tanning beliefs and behaviors, prevalence and location of UV tanning device (beds/lamps) use, awareness of risk and restriction signage, and frequency of tanning service refusal, noting differences by grade and sex, prior to a ban on UV tanning device use among those under 18 in Ontario, Canada. Data were collected May 5 to 20 of 2014. Children in grades 7 to 12, and under age 18 completed an on-line questionnaire that asked their age, sex, grade, methods used to tan, frequency, length and location of UV tanning device use, if services were refused and why, awareness and content of signs/warning labels, tanning beliefs and knowledge, and use of eye protection. Of 1561 participants (10% response rate), 49% were male, 51% female. There were significant differences between the sexes regarding tanning behaviors (e.g. not tanning, tanning outside). Seven percent (108) had 'ever' used UV tanning devices, females more than males (p=0.0026). Over half (57%) of the 104 using UV tanning devices in the past 12months noticed warning signs/labels, of which most noticed that UV tanning devices can cause cancer (65%), and that UV exposure can contribute to premature aging (67%). While most (66%) tanned at tanning salons/studios and beauty salons/studios, gyms/fitness clubs (35%) and home use were common (25%). A relatively low proportion of adolescents used UV tanning devices prior to the ban, with use more common among females and those in higher grades. Copyright © 2016 Elsevier Inc. All rights reserved.
An initial study of behavioral addiction symptom severity and demand for indoor tanning.
Becirevic, Amel; Reed, Derek D; Amlung, Michael; Murphy, James G; Stapleton, Jerod L; Hillhouse, Joel J
2017-10-01
Indoor tanning remains a popular activity in Western cultures despite a growing body of literature suggesting its link to skin cancer and melanoma. Advances in indoor tanning research have illuminated problematic patterns of its use. With problems such as difficulty quitting, devoting resources toward its use at the expense of healthy activities, and excessive motivation and urges to tan, symptoms of excessive indoor tanning appear consistent with behavioral addiction. The present study bridges the gap between clinical approaches to understanding indoor tanning problems and behavioral economic considerations of unhealthy habits and addiction. Eighty undergraduate females completed both the Behavioral Addiction Indoor Tanning Screener and the Tanning Purchase Task. Results suggest that behavioral economic demand for tanning significantly differs between risk classification groups, providing divergent validity to the Behavioral Addiction Indoor Tanning Screener and offering additional evidence of the sensitivity of the Tanning Purchase Task to differentiating groups according to tanning profiles. (PsycINFO Database Record (c) 2017 APA, all rights reserved).
Perceptions of tanning risk among melanoma patients with a history of indoor tanning.
Nergard-Martin, Jennifer; Caldwell, Chauncey; Barr, Morgan; Dellavalle, Robert P; Solomon, James A
2018-01-01
A new US Food and Drug Administration (FDA) regulation classified tanning beds as class II, requiring indoor tanning facilities to inform users of the risk of skin cancer in efforts to reverse the growing trend in indoor tanning. However, little is known from the patient's perspective on whether knowledge of the risk of skin cancer development is a deterrent to indoor tanning. There also is conflicting literature regarding the relationship among frequency of indoor tanning, age at onset of melanoma diagnosis, and characteristics of diagnosis in melanoma patients with a history of indoor tanning. An international survey was conducted in patients 18 years and older who self-reported being diagnosed with melanoma after indoor tanning. The purpose of this study was to investigate the patients' perspective on indoor-tanning behaviors as associated with the severity of their melanomas and the time frame in which they were diagnosed as well as their perceived views on the safety of indoor tanning and the frequency in which they continue to tan indoors.
Tanning bed use and melanoma: Establishing risk and improving prevention interventions.
Le Clair, Marie Z; Cockburn, Myles G
2016-06-01
Exposure to ultraviolet radiation (UVR) from indoor tanning devices is thought to cause melanoma and other negative health consequences. Despite these findings, the practice of indoor tanning in the United States remains prevalent. In this paper we aim to present a clear discussion of the relationship between indoor tanning and melanoma risk, and to identify potential strategies for effective melanoma prevention by addressing indoor tanning device use. We reviewed relevant literature on the risks of indoor tanning, current indoor tanning legislation, and trends in indoor tanning and melanoma incidence. Study was conducted at the University of Southern California, Los Angeles, CA between the years of 2014 and 2015. Our findings reaffirm the relationship between indoor tanning and melanoma risk, and suggest a widespread public misunderstanding of the negative effects of indoor tanning. This review argues for an aggressive initiative to reduce indoor tanning in the United States, to design prevention efforts tailored towards specific high risk groups, and the need to better inform the public of the risks of indoor tanning.
Hillhouse, Joel; Turrisi, Rob; Stapleton, Jerod; Robinson, June
2010-05-01
To evaluate the robustness of an appearance-focused intervention to prevent skin cancer in individuals reporting seasonal affective disorder (SAD) symptoms and pathological tanning motives. Randomized, controlled clinical trial. College campus. Four hundred thirty adult female indoor tanners (200 in the intervention group and 230 control participants). A booklet discussing the history of tanning, current tanning norms, UV radiation's effects on skin, recommendations for indoor tanning use focusing on abstinence and harm reduction recommendations, and information on healthier, appearance-enhancing alternatives to tanning. Self-reported attitudes, intentions, and tanning behaviors; pathological tanning motives assessed by a questionnaire developed for this study; and SAD symptoms assessed by the Seasonal Pattern Assessment Questionnaire. Two of the 4 pathological tanning scales, opiatelike reactions to tanning and dissatisfaction with natural skin tone, were significant moderators demonstrating stronger treatment effects for individuals scoring higher on these scales. Treatment effects were equivalently positive (ie, no significant moderator effects) for all levels of SAD symptoms and all levels of the other 2 pathological tanning motive scales (ie, perceiving tanning as a problem and tolerance to the effects of tanning). The appearance-focused skin cancer prevention intervention is robust enough to reduce indoor tanning among tanners who exhibit SAD symptoms or pathological tanning motives. Tailored interventions may address individuals' motivations for tanning and their relation to maladaptive behavior, such as dissatisfaction with appearance or the need for relaxation because of anxiety.
Dreger, Dayna L; Parker, Heidi G; Ostrander, Elaine A; Schmutz, Sheila M
2013-01-01
The causative mutation for the black-and-tan (a (t) ) phenotype in dogs was previously shown to be a SINE insertion in the 5' region of Agouti Signaling Protein (ASIP). Dogs with the black-and-tan phenotype, as well as dogs with the saddle tan phenotype, genotype as a (t) /_ at this locus. We have identified a 16-bp duplication (g.1875_1890dupCCCCAGGTCAGAGTTT) in an intron of hnRNP associated with lethal yellow (RALY), which segregates with the black-and-tan phenotype in a group of 99 saddle tan and black-and-tan Basset Hounds and Pembroke Welsh Corgis. In these breeds, all dogs with the saddle tan phenotype had RALY genotypes of +/+ or +/dup, whereas dogs with the black-and-tan phenotype were homozygous for the duplication. The presence of an a (y) /_ fawn or e/e red genotype is epistatic to the +/_ saddle tan genotype. Genotypes from 10 wolves and 1 coyote indicated that the saddle tan (+) allele is the ancestral allele, suggesting that black-and-tan is a modification of saddle tan. An additional 95 dogs from breeds that never have the saddle tan phenotype have all three of the possible RALY genotypes. We suggest that a multi-gene interaction involving ASIP, RALY, MC1R, DEFB103, and a yet-unidentified modifier gene is required for expression of saddle tan.
Content analysis of Twitter chatter about indoor tanning.
Waring, Molly E; Baker, Katie; Peluso, Anthony; May, Christine N; Pagoto, Sherry L
2018-02-21
Twitter may be useful for learning about indoor tanning behavior and attitudes. The objective of this study was to analyze the content of tweets about indoor tanning to determine the extent to which tweets are posted by people who tan, and to characterize the topics of tweets. We extracted 4,691 unique tweets from Twitter using the terms "tanning bed" or "tanning salon" over 7 days in March 2016. We content analyzed a random selection of 1,000 tweets, double-coding 20% of tweets (κ = 0.74, 81% agreement). Most tweets (71%) were by tanners (n = 699 individuals) and included tweets expressing positive sentiment about tanning (57%), and reports of a negative tanning experience (17%), burning (15%), or sleeping in a tanning bed (9%). Four percent of tweets were by tanning salon employees. Tweets posted by people unlikely to be tanners (15%) included tweets mocking tanners (71%) and health warnings (29%). The term "tanning bed" had higher precision for identifying individuals who engage in indoor tanning than "tanning salon"; 77% versus 45% of tweets captured by these search terms were by individuals who engaged in indoor tanning, respectively. Extrapolating to the full data set of 4,691 tweets, findings suggest that an average of 468 individuals who engage in indoor tanning can be identified by their tweets per day. The majority of tweets were from tanners and included reports of especially risky habits (e.g., burning, falling asleep). Twitter provides opportunity to identify indoor tanners and examine conversations about indoor tanning.
Dixon, Helen G; Warne, Charles D; Scully, Maree L; Wakefield, Melanie A; Dobbinson, Suzanne J
2011-04-01
Content analysis data on the tans of 4,422 female Caucasian models sampled from spring and summer magazine issues were combined with readership data to generate indices of potential exposure to social modeling of tanning via popular women's magazines over a 15-year period (1987 to 2002). Associations between these indices and cross-sectional telephone survey data from the same period on 5,675 female teenagers' and adults' tanning attitudes, beliefs, and behavior were examined using logistic regression models. Among young women, greater exposure to tanning in young women's magazines was associated with increased likelihood of endorsing pro-tan attitudes and beliefs. Among women of all ages, greater exposure to tanned models via the most popular women's magazines was associated with increased likelihood of attempting to get a tan but lower likelihood of endorsing pro-tan attitudes. Popular women's magazines may promote and reflect real women's tanning beliefs and behavior.
Are tanning beds "safe"? Human studies of melanoma.
Berwick, Marianne
2008-10-01
Controversy continues over the carcinogenic properties of tanning beds. The tanning industry "sells" tanning beds as a safe alternative to UV exposure for both tanning as well as vitamin D biosynthesis. But, how safe are tanning beds? Epidemiologic data - incomplete and unsatisfactory - suggests that tanning beds are not safer than solar ultraviolet radiation and that they may have independent effects from solar exposure that increase risk for melanoma.
Indoor Tanning within UK Young Adults: An Extended Theory of Planned Behaviour Approach.
Dodd, Lorna J; Forshaw, Mark J; Williams, Stella
2013-01-01
The indoor tanning industry poses a long-term public health risk. Despite the adverse health effects, indoor tanning seems to be gaining considerable popularity. The study examined indoor tanning intentions and behaviour within UK young adults using an extended theory of planned behaviour model, which included variables on "appearance reasons to tan," "perceived susceptibility to damaging appearance," "perceived susceptibility to health consequences," and "tanning knowledge." The model was successful in predicting indoor tanning intentions and behaviour (explained 17% and 71%, resp.). An interesting outcome was the magnitude of the variable "appearance reasons to tan." A current tanned appearance therefore seemed to outweigh any adverse future appearance or health consequences caused by indoor tanning. Appearance-focused interventions to reduce such behaviour may now prove to be efficacious within a UK sample.
Cognitive Rationalizations for Tanning-Bed Use: A Preliminary Exploration
Banerjee, Smita C.; Hay, Jennifer L.; Greene, Kathryn
2016-01-01
Objectives To examine construct and predictive utility of an adapted cognitive rationalization scale for tanning-bed use. Methods Current/former tanning-bed-using undergraduate students (N = 216; 87.6% females; 78.4% white) at a large northeastern university participated in a survey. A cognitive rationalization for tanning-bed use scale was adapted. Standardized self-report measures of past tanning-bed use, advantages of tanning, perceived vulnerability to photoaging, tanning-bed use dependence, and tanning- bed use intention were also administered. Results The cognitive rationalization scale exhibited strong construct and predictive validity. Current tanners and tanning-bed-use-dependent participants endorsed rationalizations more strongly than did former tanners and not-tanning-bed-use-dependent participants respectively. Conclusions Findings indicate that cognitive rationalizations help explain discrepancy between inconsistent cognitions. PMID:23985280
Internet advertising of artificial tanning in Australia.
Team, Victoria; Markovic, Milica
2006-08-01
Artificial tanning, defined as deliberate exposure to ultraviolet rays produced by artificial tanning devices, is a new and emerging public health issue in Australia and globally. Epidemiological research suggests that artificial tanning may contribute to the incidence of melanoma, nonmelanoma skin cancer as well as other health problems. Given that Australia has a high incidence of skin cancer, we have undertaken a study to explore how artificial tanning has been promoted to its users. The aim was to analyze the completeness and accuracy of information about artificial tanning. A content analysis of web sites of tanning salons and distributors of tanning equipment in Australia was conducted. A total of 22 web sites were analyzed. None of the solarium operators or distributors of equipment provided full information about the risks of artificial tanning. Fifty-nine percent of web advertisements had no information and 41% provided only partial information regarding the risks of artificial tanning. Pictures with the image of bronze-tanned bodies, predominantly women, were used by all web advertisers. In light of the success of sun-safety campaigns in Australia, the findings of future epidemiological research on the prevalence of artificial tanning and sociological and anthropological research on why people utilize artificial tanning should be a basis for developing effective targeted health promotion on the elimination of artificial tanning in the country.
Tannin Degradation by a Novel Tannase Enzyme Present in Some Lactobacillus plantarum Strains
Jiménez, Natalia; Esteban-Torres, María; Mancheño, José Miguel; de las Rivas, Blanca
2014-01-01
Lactobacillus plantarum is frequently isolated from the fermentation of plant material where tannins are abundant. L. plantarum strains possess tannase activity to degrade plant tannins. An L. plantarum tannase (TanBLp, formerly called TanLp1) was previously identified and biochemically characterized. In this study, we report the identification and characterization of a novel tannase (TanALp). While all 29 L. plantarum strains analyzed in the study possess the tanBLp gene, the gene tanALp was present in only four strains. Upon methyl gallate exposure, the expression of tanBLp was induced, whereas tanALp expression was not affected. TanALp showed only 27% sequence identity to TanBLp, but the residues involved in tannase activity are conserved. Optimum activity for TanALp was observed at 30°C and pH 6 in the presence of Ca2+ ions. TanALp was able to hydrolyze gallate and protocatechuate esters with a short aliphatic alcohol substituent. Moreover, TanALp was able to fully hydrolyze complex gallotannins, such as tannic acid. The presence of the extracellular TanALp tannase in some L. plantarum strains provides them an advantage for the initial degradation of complex tannins present in plant environments. PMID:24610854
Tannin degradation by a novel tannase enzyme present in some Lactobacillus plantarum strains.
Jiménez, Natalia; Esteban-Torres, María; Mancheño, José Miguel; de Las Rivas, Blanca; Muñoz, Rosario
2014-05-01
Lactobacillus plantarum is frequently isolated from the fermentation of plant material where tannins are abundant. L. plantarum strains possess tannase activity to degrade plant tannins. An L. plantarum tannase (TanBLp, formerly called TanLp1) was previously identified and biochemically characterized. In this study, we report the identification and characterization of a novel tannase (TanALp). While all 29 L. plantarum strains analyzed in the study possess the tanBLp gene, the gene tanALp was present in only four strains. Upon methyl gallate exposure, the expression of tanBLp was induced, whereas tanALp expression was not affected. TanALp showed only 27% sequence identity to TanBLp, but the residues involved in tannase activity are conserved. Optimum activity for TanALp was observed at 30°C and pH 6 in the presence of Ca(2+) ions. TanALp was able to hydrolyze gallate and protocatechuate esters with a short aliphatic alcohol substituent. Moreover, TanALp was able to fully hydrolyze complex gallotannins, such as tannic acid. The presence of the extracellular TanALp tannase in some L. plantarum strains provides them an advantage for the initial degradation of complex tannins present in plant environments.
Adolescent attitudes towards tanning: does age matter?
Dennis, Leslie K.; Kancherla, Vijaya; Snetselaar, Linda G
2012-01-01
Adolescents seem to be obsessed with tanning. One third of both adolescents and adults report sunbathing. On average, about 20% of adolescents report ever-using of artificial UV tanning devices with 15% currently using them. Tanning attitudes appear similar for adolescents and adults. The top three reasons for tanning included beliefs that a tan makes them more comfortable socializing with friends, looks better and is attractive. The top reason for using artificial UV tanning devices is also aesthetics, followed by relaxation. Other reasons for using artificial UV tanning devices include vacation preparation and to gain a protective base. Attitudes related to appearance that result in more frequent tanning may be difficult to change. PMID:22707979
Adolescent attitudes towards tanning: does age matter?
Dennis, Leslie K; Kancherla, Vijaya; Snetselaar, Linda G
2009-12-01
Adolescents seem to be obsessed with tanning. One third of both adolescents and adults report sunbathing. On average, about 20% of adolescents report ever-using of artificial UV tanning devices with 15% currently using them. Tanning attitudes appear similar for adolescents and adults. The top three reasons for tanning included beliefs that a tan makes them more comfortable socializing with friends, looks better and is attractive. The top reason for using artificial UV tanning devices is also aesthetics, followed by relaxation. Other reasons for using artificial UV tanning devices include vacation preparation and to gain a protective base. Attitudes related to appearance that result in more frequent tanning may be difficult to change.
UV tanning advertisements in high school newspapers.
Freeman, Scott; Francis, Shayla; Lundahl, Kristy; Bowland, Terri; Dellavalle, Robert P
2006-04-01
To examine the increasing use of UV tanning parlors by adolescents, despite the World Health Organization recommendation that no one under the age of 18 years use UV tanning devices. We examined tanning advertisements in a sample of public high school newspapers published between 2001 and 2005 in 3 Colorado counties encompassing the Denver metropolitan area. Tanning advertisements appeared in newspapers from 11 (48%) of 23 schools. Newspaper issues (N = 131) contained 40 advertisements placed by 18 tanning parlors. Advertisements commonly offered discounts (19 of 40) including unlimited tanning offers (15 of 40). Thirteen advertisements featured non-UV tanning treatments, and 2 advertisements mentioned parental consent or accompaniment for UV tanning. UV radiation, a classified carcinogen, is commonly and specifically marketed to adolescents through high school newspaper advertising. Public health skin cancer prevention policies should include the prohibition of UV tanning advertising to minors.
Measuring nonsolar tanning behavior: indoor and sunless tanning.
Lazovich, Deann; Stryker, Jo Ellen; Mayer, Joni A; Hillhouse, Joel; Dennis, Leslie K; Pichon, Latrice; Pagoto, Sherry; Heckman, Carolyn; Olson, Ardis; Cokkinides, Vilma; Thompson, Kevin
2008-02-01
To develop items to measure indoor tanning and sunless tanning that can be used to monitor trends in population surveys or to assess changes in behavior in intervention studies. A group of experts on indoor tanning convened in December 2005, as part of a national workshop to review the state of the evidence, define measurement issues, and develop items for ever tanned indoors, lifetime frequency, and past-year frequency for both indoor tanning and sunless tanning. Each item was subsequently assessed via in-person interviews for clarity, specificity, recall, and appropriateness of wording. Universities in Tennessee and Virginia, a medical center in Massachusetts, and a high school in New Hampshire. The study population comprised 24 adults and 7 adolescents. Participants understood indoor tanning to represent tanning from beds, booths, and lamps that emit artificial UV radiation, rather than sunless tanning, even though both can be obtained from a booth. Two items were required to distinguish manually applied from booth-applied sunless tanning products. Frequency of use was easier for participants to recall in the past year than for a lifetime. While indoor tanning items may be recommended with confidence for clarity, sunless tanning items require additional testing. Memory aids may be necessary to facilitate recall of lifetime use of nonsolar tanning. In addition, studies that assess reliability and validity of these measures are needed. Since study participants were primarily young and female, testing in other populations should also be considered.
Reed, Derek D; Kaplan, Brent A; Becirevic, Amel; Roma, Peter G; Hursh, Steven R
2016-07-01
Many adults engage in ultraviolet indoor tanning despite evidence of its association with skin cancer. The constellation of behaviors associated with ultraviolet indoor tanning is analogous to that in other behavioral addictions. Despite a growing literature on ultraviolet indoor tanning as an addiction, there remains no consensus on how to identify ultraviolet indoor tanning addictive tendencies. The purpose of the present study was to translate a behavioral economic task more commonly used in substance abuse to quantify the "abuse liability" of ultraviolet indoor tanning, establish construct validity, and determine convergent validity with the most commonly used diagnostic tools for ultraviolet indoor tanning addiction (i.e., mCAGE and mDSM-IV-TR). We conducted a between-groups study using a novel hypothetical Tanning Purchase Task to quantify intensity and elasticity of ultraviolet indoor tanning demand and permit statistical comparisons with the mCAGE and mDSM-IV-TR. Results suggest that behavioral economic demand is related to ultraviolet indoor tanning addiction status and adequately discriminates between potential addicted individuals from nonaddicted individuals. Moreover, we provide evidence that the Tanning Purchase Task renders behavioral economic indicators that are relevant to public health research. The present findings are limited to two ultraviolet indoor tanning addiction tools and a relatively small sample of high-risk ultraviolet indoor tanning users; however, these pilot data demonstrate the potential for behavioral economic assessment tools as diagnostic and research aids in ultraviolet indoor tanning addiction studies. © 2016 Society for the Experimental Analysis of Behavior.
Valorization of titanium metal wastes as tanning agent used in leather industry.
Crudu, Marian; Deselnicu, Viorica; Deselnicu, Dana Corina; Albu, Luminita
2014-10-01
The development of new tanning agents and new technologies in the leather sector is required to cope with the increasingly higher environmental pressure on the current tanning materials and processes such as tanning with chromium salts. In this paper, the use of titanium wastes (cuttings) resulting from the process of obtaining highly pure titanium (ingots), for the synthesis of new tanning agent and tanning bovine hides with new tanning agent, as alternative to tanning with chromium salts are investigated. For this purpose, Ti waste and Ti-based tanning agent were characterized for metal content by inductively coupled plasma mass spectrometry (ICP-MS) and chemical analysis; the tanned leather (wet white leather) was characterized by Scanning Electron Microscope/Energy Dispersive Using X-ray (Analysis). SEM/EDX analysis for metal content; Differential scanning calorimetric (DSC), Micro-Hot-Table and standard shrinkage temperature showing a hydrothermal stability (ranged from 75.3 to 77°C) and chemical analysis showing the leather is tanned and can be processed through the subsequent mechanical operations (splitting, shaving). On the other hand, an analysis of major minor trace substances from Ti-end waste (especially vanadium content) in new tanning agent and wet white leather (not detected) and residue stream was performed and showed that leachability of vanadium is acceptable. The results obtained show that new tanning agent obtained from Ti end waste can be used for tanning bovine hides, as eco-friendly alternative for chrome tanning. Copyright © 2014 Elsevier Ltd. All rights reserved.
Valorization of titanium metal wastes as tanning agent used in leather industry
DOE Office of Scientific and Technical Information (OSTI.GOV)
Crudu, Marian, E-mail: mariancrudu@yahoo.com; Deselnicu, Viorica, E-mail: viorica.deselnicu@icpi.ro; Deselnicu, Dana Corina, E-mail: d_deselnicu@yahoo.com
2014-10-15
Highlights: • Valorization of titanium wastes which cannot be recycled in metallurgical industry. • Transferring Ti waste into raw materials for obtaining Ti based tanning agent. • Characterization of new Ti based tanning agents and leather tanned with them. • Characterization of sewage waste water and sludge resulted from leather manufacture. • Analysis of the impact of main metal component of Ti waste. - Abstract: The development of new tanning agents and new technologies in the leather sector is required to cope with the increasingly higher environmental pressure on the current tanning materials and processes such as tanning with chromiummore » salts. In this paper, the use of titanium wastes (cuttings) resulting from the process of obtaining highly pure titanium (ingots), for the synthesis of new tanning agent and tanning bovine hides with new tanning agent, as alternative to tanning with chromium salts are investigated. For this purpose, Ti waste and Ti-based tanning agent were characterized for metal content by inductively coupled plasma mass spectrometry (ICP-MS) and chemical analysis; the tanned leather (wet white leather) was characterized by Scanning Electron Microscope/Energy Dispersive Using X-ray (Analysis). SEM/EDX analysis for metal content; Differential scanning calorimetric (DSC), Micro-Hot-Table and standard shrinkage temperature showing a hydrothermal stability (ranged from 75.3 to 77 °C) and chemical analysis showing the leather is tanned and can be processed through the subsequent mechanical operations (splitting, shaving). On the other hand, an analysis of major minor trace substances from Ti-end waste (especially vanadium content) in new tanning agent and wet white leather (not detected) and residue stream was performed and showed that leachability of vanadium is acceptable. The results obtained show that new tanning agent obtained from Ti end waste can be used for tanning bovine hides, as eco-friendly alternative for chrome tanning.« less
Noar, Seth M; Myrick, Jessica Gall; Zeitany, Alexandra; Kelley, Dannielle; Morales-Pico, Brenda; Thomas, Nancy E
2015-01-01
The lack of a theory-based understanding of indoor tanning is a major impediment to the development of effective messages to prevent or reduce this behavior. This study applied the Comprehensive Indoor Tanning Expectations (CITE) scale in an analysis of indoor tanning behavior among sorority women (total N = 775). Confirmatory factor analyses indicated that CITE positive and negative expectations were robust, multidimensional factors and that a hierarchical structure fit the data well. Social cognitive theory-based structural equation models demonstrated that appearance-oriented variables were significantly associated with outcome expectations. Outcome expectations were, in turn, significantly associated with temptations to tan, intention to tan indoors, and indoor tanning behavior. The implications of these findings for the development of messages to prevent and reduce indoor tanning behavior are discussed in two domains: (a) messages that attempt to change broader societal perceptions about tan skin, and (b) messages that focus more narrowly on indoor tanning-challenging positive expectations, enhancing negative expectations, and encouraging substitution of sunless tanning products.
Thermal Degradation Characteristics of Oil Filled Cable Joint with Extremely Degraded tan δ Oil
NASA Astrophysics Data System (ADS)
Ide, Kenichi; Nakade, Masahiko; Takahashi, Tohru; Nakajima, Takenori
Much of oil filled (OF) cable has been used for a long time for 66∼500kV extra high voltage cable. Sometimes we can see extremely degraded tanδ oil (several tens % of tanδ, for example) in joint box etc. The calculation results of tanδ on a simple combination model of paper/oil show that, tanδ of oil impregnated paper with such a high tanδ oil is extremely high and it must result in a thermal breakdown. However such an event has not taken place up to the present in actually operated transmission line. This fact suggests that some suppression mechanism of tanδ has acted in the degraded tanδ oil impregnated paper insulation. Therefore we investigated the tanδ characteristics of oil impregnated paper with extremely high tanδ oil in detail. In addition, based on the investigation results, we developed a simulation method of heat generation by dielectric loss in OF cable joint (which has degraded tanδ oil).
Tanning bed burns reported on Twitter: over 15,000 in 2013.
Seidenberg, Andrew B; Pagoto, Sherry L; Vickey, Theodore A; Linos, Eleni; Wehner, Mackenzie R; Costa, Renata Dalla; Geller, Alan C
2016-06-01
Few surveillance tools exist for monitoring tanning bed injuries. Twitter data were examined to identify and describe reports of tanning bed-caused burns. Tweets sent in 2013 containing keywords for tanning bed use and burning were content analyzed to determine whether a burn caused by a tanning bed was described, and additional data on tanning behavior and burn characteristics were extracted. After content assessment, 15,178 (64 %) tweets were found to describe a tanning bed-caused burn. Sites most reportedly burnt were buttocks (n = 3117), face/head (n = 1020), and chest/breast (n = 546). Alarmingly, 200 burns to the eyes/eyelids were mentioned. A total of 456 tweets described burning >1 time from a tanning bed. A total of 211 tweets mentioned falling asleep inside the tanning bed. In 2013, over 15,000 tweets reported tanning bed-caused burns. Twitter data provides unique insight into tanning behaviors and injuries not captured through traditional public health surveillance.
Indoor Tanning Dependence in Young Adult Women.
Mays, Darren; Atkins, Michael B; Ahn, Jaeil; Tercyak, Kenneth P
2017-11-01
Background: There is mounting evidence that young people can develop a dependence on indoor tanning, but research on factors associated with indoor tanning dependence remains limited. Methods: This cross-sectional study investigated factors associated with indoor tanning dependence in a community sample of 389 non-Hispanic white young adult women ages 18 to 30 who had indoor tanned ≥1 time in the past year. Participants completed measures of indoor tanning dependence, including the modified CAGE and modified Diagnostic and Statistical Manual for Mental Disorders-IV psychiatric screening assessments, indoor tanning behavior and beliefs, and behavioral and psychiatric comorbidity. Results: Overall, 22.6% of the sample screened positive for indoor tanning dependence. In multivariable analyses, indoor tanning dependence was associated with younger age of indoor tanning initiation [adjusted odds ratio (aOR) = 0.79; P = 0.017], indoor tanning ≥20 times in the past year (aOR = 3.03; P = 0.015), stronger beliefs about the benefits of tanning (aOR = 2.15; P = 0.004), greater perceived susceptibility to indoor tanning risks (aOR = 2.72; P < 0.001), stronger beliefs about physical appearance (aOR = 1.73; P = 0.037), and depressive symptoms (aOR = 3.79; P < 0.001). Conclusions: Indoor tanning dependence among young, non-Hispanic white women is associated with behaviors that increase the risk of skin cancer, beliefs favoring the perceived benefits of tanning, and comorbid risks such as stronger beliefs about physical appearance and depressed mood. Impact: Comprehensive skin cancer prevention efforts should address indoor tanning dependence among young women and its leading risk factors. Cancer Epidemiol Biomarkers Prev; 26(11); 1636-43. ©2017 AACR . ©2017 American Association for Cancer Research.
... proof that indoor tanning is safer than tanning outdoors. Indoor tanning systems give concentrated UV exposure regardless ... For example, it’s essential for promoting good bone health. While UV ... a tan to get that benefit. According to the Surgeon General, fair and light- ...
Kirk, Lucy; Greenfield, Sheila
2017-01-01
Objectives To explore whether knowledge about the harms of ultraviolet radiation (UVR) influences UK university students' sun-related behaviours and examine in depth their attitudes towards: sun protection, natural and artificial tanning behaviours. Design Qualitative methodology with 15 semistructured, individual interviews. Thematic analysis using the Framework Method with analyst triangulation and member validation. Setting One university in the West Midlands, UK. Participants 15 Caucasian male (n=4) and female (n=11) students, aged 18–22 years, from a UK university. Participants were recruited using convenience sampling from the university's main campus followed by purposive sampling for: gender, course and sun-related behaviours. Results Five main themes emerged: (1) knowledge of UVR; (2) sun-protection practices; (3) attitudes towards tanning; (4) external influences and (5) internal influences. All students knew the associated skin cancer risks from the sun and sunbed use, but this did not appear an important influence in their sun-related behaviours. Body image strongly motivated sun-protection practices and the desire to tan naturally or artificially, across both genders. However, participants' final decision-making appeared to be influenced by their beliefs that practising known harmful sun-related behaviours would not affect them or the perceived susceptibility to sunburn. Beliefs about sunbathing and sunscreen use prompted improper use of sun protection and inadvertently caused more harmful practices. Participants' peers, family and the media had dual roles influencing the development of attitudes towards sun protection and tanning, which contributed to how participants behaved in the sun and their engagement in tanning methods. Conclusions Knowledge about the risk of skin cancer associated with UVR did not strongly influence sun-related behaviours, whereas body image appeared as a key motivator. Attitudes towards sun protection and tanning stemmed from the media, peers and family, and particularly from childhood habits. Public health strategies may benefit from appearance-related skin cancer prevention campaigns, encouraging safer parental sun-related habits and correcting sun-related misconceptions. PMID:28289050
Kirk, Lucy; Greenfield, Sheila
2017-03-13
To explore whether knowledge about the harms of ultraviolet radiation (UVR) influences UK university students' sun-related behaviours and examine in depth their attitudes towards: sun protection, natural and artificial tanning behaviours. Qualitative methodology with 15 semistructured, individual interviews. Thematic analysis using the Framework Method with analyst triangulation and member validation. One university in the West Midlands, UK. 15 Caucasian male (n=4) and female (n=11) students, aged 18-22 years, from a UK university. Participants were recruited using convenience sampling from the university's main campus followed by purposive sampling for: gender, course and sun-related behaviours. Five main themes emerged: (1) knowledge of UVR; (2) sun-protection practices; (3) attitudes towards tanning; (4) external influences and (5) internal influences . All students knew the associated skin cancer risks from the sun and sunbed use, but this did not appear an important influence in their sun-related behaviours. Body image strongly motivated sun-protection practices and the desire to tan naturally or artificially, across both genders. However, participants' final decision-making appeared to be influenced by their beliefs that practising known harmful sun-related behaviours would not affect them or the perceived susceptibility to sunburn. Beliefs about sunbathing and sunscreen use prompted improper use of sun protection and inadvertently caused more harmful practices. Participants' peers, family and the media had dual roles influencing the development of attitudes towards sun protection and tanning, which contributed to how participants behaved in the sun and their engagement in tanning methods. Knowledge about the risk of skin cancer associated with UVR did not strongly influence sun-related behaviours, whereas body image appeared as a key motivator. Attitudes towards sun protection and tanning stemmed from the media, peers and family, and particularly from childhood habits. Public health strategies may benefit from appearance-related skin cancer prevention campaigns, encouraging safer parental sun-related habits and correcting sun-related misconceptions. Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/.
DOE Office of Scientific and Technical Information (OSTI.GOV)
Sirunyan, Albert M; et al.
A search is presented for additional neutral Higgs bosons in themore » $$\\tau\\tau$$ final state in proton-proton collisions at the LHC. The search is performed in the context of the minimal supersymmetric extension of the standard model (MSSM), using the data collected with the CMS detector in 2016 at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 35.9 fb$$^{-1}$$. To enhance the sensitivity to neutral MSSM Higgs bosons, the search includes production of the Higgs boson in association with b quarks. No significant deviation above the expected background is observed. Model-independent limits at 95% confidence level (CL) are set on the product of the branching fraction for the decay into $$\\tau$$ leptons and the cross section for the production via gluon fusion or in association with b quarks. These limits range from 18 pb at 90 GeV to 3.5 fb at 3.2 TeV for gluon fusion and from 15 pb (at 90 GeV) to 2.5 fb (at 3.2 TeV) for production in association with b quarks. In the m$$_{\\text{h}}^{\\text{mod+}}$$ scenario these limits translate into a 95% CL exclusion of $$\\tan\\beta>$$ 6 for neutral Higgs boson masses below 250 GeV, where $$\\tan\\beta$$ is the ratio of the vacuum expectation values of the neutral components of the two Higgs doublets. The 95% CL exclusion contour reaches 1.6 TeV for $$\\tan\\beta=$$ 60.« less
Indoor tanning knowledge, attitudes, and behavior among young adults from 1988-2007.
Robinson, June K; Kim, Julie; Rosenbaum, Sara; Ortiz, Sara
2008-04-01
To compare knowledge, attitudes, and behavior about indoor tanning and sources of information among young adults in the summer of 1988, 1994, and 2007. Convenience survey of 100 Chicago, Illinois, beachgoers aged 18 to 30 years who were age- and sex-matched with Chicago-area residents who participated in random-digit-dialed telephone interviews in 1988 and 1994. Lakefront beach on weekday afternoons in July 2007. Knowledge of melanoma/skin cancer link with tanning, and limiting tanning to help prevent melanoma/skin cancer; attitude about the appearance of tanned people; and knowledge of relevant information sources; and UV indoor tanning use in the past year. Knowledge of the melanoma/skin cancer link with tanning changed from 1988 (42%) to 1994 (38%) to 2007 (87%). Knowledge of limiting tanning to help prevent melanoma increased from 1988 (25%) to 1994 (77%), but decreased from 1994 to 2007 (67%). This decline in knowledge about limiting tanning was concurrent with an increase in the attitude that having a tan looks better (1994, 69%; 2007, 81%). Use of indoor tanning beds increased from 1988 (1%) to 1994 (26%) and remained at the same level in 2007 (27%). Although physicians, especially dermatologists, were sources of information about tanning (1988, 2%; 1994, 18%; 2007, 31%) and were considered the most trusted source, only 14% of respondents in 1994 and 2007 reported ever talking to a doctor about indoor tanning. Conclusion Because young adults report that physicians are their most trusted source of information about tanning, a potential opportunity exists for physicians to influence indoor tanning behavior by counseling their patients.
Darlow, Susan D; Heckman, Carolyn J; Munshi, Teja
2016-07-01
Tanning during adolescence increases skin cancer risk. Relatively few studies have examined the association between thinness attitudes and tanning attitudes and behaviors. The purpose of the current study was to examine psychosocial predictors of sunbathing and tanning bed use, specifically thin ideal internalization (TII) and motives for tanning among high school girls. Adolescent girls (N = 229) completed a 10-minute questionnaire designed to assess sunbathing and indoor tanning, TII and motives to tan (appearance, social and well-being). Hierarchical regression analyses showed that TII, β = .05, p < .05, appearance motives, β = .11, p < .01 and well-being motives, β = .11, p < .01 were all independently positively associated with sunbathing. Social motives were negatively associated with sunbathing, β = -.07, p < .05. A three-way interaction was found between the three types of motives on indoor tanning, in that appearance and well-being motives interacted to increase indoor tanning levels, especially among those who strongly endorsed social motives for tanning, β = .22, p < .05. Motives for tanning, specifically those associated with appearance and well-being, can interact to increase tanning bed use. When designing tailored interventions for skin cancer prevention in young people, researchers should consider tailoring based on motivation. Researchers and healthcare professionals who work with adolescents should attend to tanners who are motivated for both appearance and mood-related reasons, as they may be most at risk for tanning dependence and skin cancer.
Implications of lessons learned from tobacco control for tanning bed reform.
Sinclair, Craig; Makin, Jennifer K
2013-01-01
Tanning beds used according to the manufacturer's instructions expose the user to health risks, including melanoma and other skin cancers. Applying the MPOWER model (monitor, protect, offer alternatives, warn, enforce, and raise taxes), which has been used in tobacco control, to tanning bed reform could reduce the number of people at risk of diseases associated with tanning bed use. Among the tactics available to government are restricting the use of tanning beds by people under age 18 and those with fair skin, increasing the price of tanning bed services through taxation, licensing tanning bed operators, and banning unsupervised tanning bed operations.
Implications of Lessons Learned From Tobacco Control for Tanning Bed Reform
Sinclair, Craig
2013-01-01
Tanning beds used according to the manufacturer’s instructions expose the user to health risks, including melanoma and other skin cancers. Applying the MPOWER model (monitor, protect, offer alternatives, warn, enforce, and raise taxes), which has been used in tobacco control, to tanning bed reform could reduce the number of people at risk of diseases associated with tanning bed use. Among the tactics available to government are restricting the use of tanning beds by people under age 18 and those with fair skin, increasing the price of tanning bed services through taxation, licensing tanning bed operators, and banning unsupervised tanning bed operations. PMID:23449282
Mays, Darren; Tercyak, Kenneth P
2015-08-01
We investigated the impact of indoor tanning device warnings that communicate the risks associated with indoor tanning (i.e., loss framed) or the benefits of avoiding indoor tanning (i.e., gain framed). A convenience sample of non-Hispanic White women aged 18 to 30 years who tanned indoors at least once in the past year (n = 682) participated in a within-subjects experiment. Participants completed baseline measures and reported indoor tanning intentions and intentions to quit indoor tanning in response to 5 warning messages in random order. A text-only control warning was based on Food and Drug Administration-required warnings for indoor tanning devices. Experimental warnings included graphic content and were either gain or loss framed. In multivariable analyses, gain-framed warnings did not differ from the control warning on women's intentions to tan indoors, but they prompted stronger intentions to quit than the control message. Loss-framed warnings significantly reduced intentions to tan indoors and increased intentions to quit indoor tanning compared with control and gain-framed warnings. The public health impact of indoor tanning device warnings can be enhanced by incorporating graphic content and leveraging gain- and loss-framed messaging.
Tanning beds: A call to action for further educational and legislative efforts.
Farley, Clara; Alimi, Yewande; Espinosa, Lauren R; Perez, Sebastian; Knechtle, William; Hestley, Andrea; Carlson, Grant W; Russell, Maria C; Delman, Keith A; Rizzo, Monica
2015-08-01
Melanoma is steadily increasing over the past decade. Recent studies confirmed a link between tanning bed use and melanoma. We sought to determine the prevalence and frequency of tanning bed among young patients with melanoma. We retrospectively analyzed tanning bed use among young melanoma patients compared to controls selected from the hospital medical records. A telephone survey investigated family history of melanoma or skin cancer, hair color, eye color, skin type, tanning bed use, and patient awareness of dangers of tanning bed use. A total of 601 melanoma cases were identified; 265 (44%) completed the telephone survey as did 195 (31%) controls. Of these 460 subjects, 260 were female. Females were 3.0 times more likely to have used a tanning bed. Melanoma patients had natural light color hair, blue-green eyes, and 2.0 times more likely to use a tanning bed than controls. Among the tanning bed users, 90% were aware of danger of tanning bed. Our study found that tanning beds were more likely to be used by young women, the majority of whom are aware of the associated risks. Eliminating the use of tanning beds should be considered to decrease the incidence of melanoma. © 2015 Wiley Periodicals, Inc.
Decreases in tanning behaviors following a short online survey: Potential for prevention?
Rodgers, Rachel F; Franko, Debra L; Gottlieb, Mark; Daynard, Richard
2015-01-01
To date, tanning prevention programs have led to limited success. The aim of the present study was to investigate potential unexpected prevention effects of completing an online survey focused on tanning attitudes, behaviors, and knowledge among female college tanners. A sample of 92 female undergraduate students from the USA, mean age = 20.09, SD = 1.41 years, who engaged in indoor tanning completed an online survey assessing awareness of tanning-related health risks, appearance-based motivations to tan and not to tan, media literacy related to tanning marketing, and tanning behaviors in 2013. Four months later, participants were invited to complete a follow-up survey assessing tanning intentions and behaviors since completing the initial survey. Fifty-one participants (55%) completed the follow-up questions, of whom 43 (84.3%) reported having decreased or ceased engaging in indoor tanning. In addition participants provided comments indicating that completing the survey had lead to decreases in their tanning behaviors. Our study presents novel and compelling support for using brief online surveys for decreasing health-risk behaviors such as sunbed use. Such measures are extremely cost-effective and easy to disseminate and implement. Replication and extension of these findings are warranted.
Tanning Salon Compliance Rates in States With Legislation to Protect Youth Access to UV Tanning.
Williams, Melissa S; Buhalog, Brittany; Blumenthal, Laura; Stratman, Erik J
2018-01-01
The US Food and Drug Administration has classified tanning beds as carcinogenic. Most states have enacted legislation to prevent or create barriers for minors accessing tanning establishments. Determining tanning salon compliance with legislation would provide an indication of the influence of legislation at preventing exposure to the carcinogen in minors. To investigate compliance rates in the 42 states and the District of Columbia with legislation restricting tanning bed use in minors and to identify differences in compliance based on population, regional location, salon ownership, age group being regulated, and time since the law was enacted. This investigation was a cross-sectional telephone survey conducted between February 1, 2015, and April 30, 2016, by callers posing as minors attempting to schedule a tanning appointment. The setting was tanning salons in the 42 states and the District of Columbia that currently have legislation restricting tanning bed use in minors. Included in the study were 427 tanning salons, 10 randomly selected from each state or territory with tanning legislation. Overall compliance of tanning salons with state tanning legislation and differences in compliance based on community population, regional location, independent vs chain tanning salon, age group being regulated, and time since the law was enacted. Of the 427 tanning salons surveyed, overall noncompliance with state legislation was 37.2% (n = 159). There were more noncompliant tanning salons in rural locations (45.5%; 95% CI, 37.5%-53.7%; P = .009), southern regions of the United States (49.4%; 95% CI, 41.4%-57.4%; P = .001), independently owned salons (43.9%; 95% CI, 37.3%-50.6%; P = .003), states with younger age groups being regulated (53.5%; 95% CI, 45.7%-61.2%; P < .001), and states with more than one tanning regulation (50.0%; 95% CI, 42.0%-58.0%; P < .001). No difference was found based on time since the law was enacted. Compliance with state legislation aimed at limiting tanning bed use among US minors is unsatisfactory, indicating that additional efforts to enforce the laws and education of the harmful effects of UV tanning are necessary, especially in rural, independently owned, and tanning salons in southern regions, which have decreased compliance rates.
Intentional tanning behaviors among undergraduates on the United States' Gulf Coast.
Daniel, Casey L; Gassman, Natalie R; Fernandez, Alyssa M; Bae, Sejong; Tan, Marcus C B
2018-04-03
Rates of melanoma have dramatically increased among adolescents and young adults in recent years, particularly among young women. Exposure to ultraviolet radiation from intentional tanning practices is likely a major contributor to this epidemic. Southern and coastal regions have higher melanoma mortality rates among non-Hispanic whites in other parts of the U.S., yet little is known about tanning practices of adolescents and young adults in these regions. This study determines the prevalence and methods of intentional tanning utilized by an undergraduate population located on the United States' Gulf Coast. Undergraduate students enrolled at a university on the Gulf Coast completed an online survey from March-April 2016, self-reporting their engagement, knowledge, and attitudes regarding outdoor tanning (OT), indoor tanning (IT) and spray tanning (ST). Univariate and multivariate analyses were performed to identify factors associated with tanning behaviors. 2668 undergraduates completed the survey. Of these, 64.9% reported OT tanning, 50.7% reported ever IT, and 21.2% reported ever ST. In the largest study to date of intentional tanning behaviors of adolescents and young adults from coastal regions, we found high rates of intentional tanning behaviors. There was also significant engagement in spray tanning by this population, not previously reported for adolescents and young adults in a sample of this size. We also identified a high association between different tanning methods, indicating this population engages in multiple tanning behaviors, a phenomenon whose health consequences are not yet known.
Getting a Base Tan: Does it Prevent Sunburn?
Tanning: Does a base tan prevent sunburn? Should I go to a tanning salon before a sunny vacation to help prevent sunburn? Answers ... little evidence to support the idea that a base tan protects you against sunburn. A few sessions ...
State Indoor Tanning Laws and Adolescent Indoor Tanning
Guy, Gery P.; Berkowitz, Zahava; Jones, Sherry Everett; O’Malley Olsen, Emily; Miyamoto, Justin N.; Michael, Shannon L.; Saraiya, Mona
2014-01-01
Objectives. Recently, several state indoor tanning laws, including age restrictions, were promulgated to reduce indoor tanning among minors. We examined the effects of these laws on adolescent indoor tanning. Methods. We used nationally representative data from the 2009 and 2011 national Youth Risk Behavior Surveys (n = 31 835). Using multivariable logistic regression, we examined the association between state indoor tanning laws and indoor tanning among US high school students. Results. Female students in states with indoor tanning laws were less likely to engage in indoor tanning than those in states without any laws. We observed a stronger association among female students in states with systems access, parental permission, and age restriction laws than among those in states without any laws. We found no significant association among female students in states with only systems access and parental permission laws or among male students. Conclusions. Indoor tanning laws, particularly those including age restrictions, may be effective in reducing indoor tanning among female high school students, for whom rates are the highest. Such reductions have the potential to reduce the health and economic burden of skin cancer. PMID:24524515
Development and validation of the Comprehensive Indoor Tanning Expectations Scale.
Noar, Seth M; Myrick, Jessica Gall; Morales-Pico, Brenda; Thomas, Nancy E
2014-05-01
Strong links between indoor tanning behavior and skin cancer have been demonstrated across several studies. Understanding the complex belief systems that underlie indoor tanning in young women is a crucial first step in developing interventions to deter this behavior. To develop and validate a comprehensive, multidimensional, theory-based outcome expectations measure to advance an understanding of the sets of beliefs that underlie indoor tanning behavior among young women. Cross-sectional study comprising a web-based survey of 11 sororities at a large university in the southeastern United States. Study participants (n = 706) were aged 18 to 25 years; 45.3% had tanned indoors in their lifetime and 30.3% in the past year. Intention to tan indoors, frequency of indoor tanning behavior in the past year, and indoor tanner type (nontanner, former tanner, or current tanner). A comprehensive scale assessing indoor tanning outcome expectations was developed. In total, 6 positive outcome expectations factors and 5 negative outcome expectations factors were identified. These subscales were reliable (coefficient α range, 0.86-0.95) and were significantly (mostly at P < .001) correlated with a set of established measures, including appearance motivation, indoor tanning attitudes and norms, and intention to tan indoors. Examination of subscales across the 3 indoor tanning groups also revealed significant (P < .001) differences on all 11 subscales. Current tanners had the most positive and least negative perceptions about indoor tanning, while nontanners had the most negative and least positive perceptions. Former tanners tended to fall in between these 2 groups. The 2 subscales with the largest differences across the groups were mood enhancement (positive outcome expectation) and psychological/physical discomfort (negative outcome expectation). Multiple linear regression analyses demonstrated several outcome expectations subscales to be significantly associated with intention to tan indoors and frequency of indoor tanning behavior. Results suggest that the Comprehensive Indoor Tanning Expectations (CITE) Scale provides a reliable and valid assessment of the complex sets of beliefs that underlie indoor tanning, including positive (motivational) and negative (deterrent) beliefs. This new scale may further advance research on indoor tanning beliefs and can guide health communications to prevent and deter indoor tanning behavior.
An Intervention to Decrease Adolescent Indoor Tanning: A Multi-Method Pilot Study
Lazovich, DeAnn; Choi, Kelvin; Rolnick, Cheri; Jackson, Jody M.; Forster, Jean; Southwell, Brian
2013-01-01
Purpose Indoor tanning usually begins during adolescence, but few strategies exist to discourage adolescent use. We developed and tested a parent–teenager intervention to decrease indoor tanning use. Methods Through focus groups, we identified key messages to enhance parent–teenager communication about indoor tanning, and then developed a pamphlet for parents and postcards for adolescents to use in a direct mail experiment with randomly selected households. Two weeks after the mailing, we asked intervention parents (n = 87) and adolescents (n = 69) and nonintervention parents (n = 31) and adolescents (n = 28) about intervention receipt and content recall, parental concern, monitoring, parent–teenager conversations, and indoor tanning intention. Results In intervention households, 54% of mothers and 56% of girls recalled receipt and reported reading materials, but few boys and no fathers did. Among mothers, 57% in intervention households indicated concern about daughters’ indoor tanning, and 25% would allow daughters to tan indoors, whereas 43% of nonintervention mothers had concerns and 46% would allow indoor tanning. Fewer girls in intervention households than in nonintervention households thought parents would allow indoor tanning (44% vs. 65%), and fewer intended to tan indoors (36% vs. 60%). Most mothers and daughters who read the intervention materials also reported discussions about indoor tanning. Moreover, the less likely girls were to think that their mothers would allow indoor tanning, the less likely it was that they intended to tan indoors, a relationship mediated by perceptions of maternal monitoring. Conclusions A systematic qualitative and quantitative research approach yielded well-received indoor tanning prevention messages for mothers and female adolescents. Enhancing maternal monitoring has potential to decrease adolescent indoor tanning. PMID:23601614
Fogel, Joshua; Krausz, Faye
2013-05-01
Ultraviolet radiation exposure through natural sunlight or tanning lamps is a risk factor for skin cancer. As the media can influence behavior, we studied whether watching reality television (TV) beauty shows is associated with tanning lamp use or outdoor tanning. College students (n = 576) were surveyed on their reality TV beauty show watching, their use of tanning lamps, and outdoor tanning behavior. We asked media attitude questions about connectivity with reality TV shows and Internet use of Facebook to discuss reality TV shows. Those who did versus did not watch reality TV beauty shows used tanning lamps (12.9% vs 3.7%, P < .001) and tanned outdoors (43.3% vs 28.7%, P < .001) at significantly greater percentages. Significant predictors of tanning lamp use included watching reality TV beauty shows (odds ratio [OR] 2.58, 95% confidence interval [CI] 1.11-6.00), increasing age (OR 1.17, 95% CI 1.04-1.32), and female sex (OR 10.16, 95% CI 3.29-31.41). Significant predictors of outdoor tanning included watching reality TV beauty shows (OR 2.11, 95% CI 1.33-3.34). The specific names of the reality TV beauty shows watched were not obtained and therefore we cannot determine if particular shows were more or less associated with this behavior. Watching reality TV beauty shows is associated with both tanning lamp use and outdoor tanning. Dermatologists should consider discussing the potential harmful aspects of tanning beds and outdoor tanning, especially with their patients who watch reality TV beauty shows. Copyright © 2012 American Academy of Dermatology, Inc. Published by Mosby, Inc. All rights reserved.
Adolescents' reasons for tanning and appearance motives: a preliminary study.
Prior, Suzanne M; Fenwick, Kimberley D; Peterson, Jasmine C
2014-01-01
We examined adolescents' reasons for tanning and how these relate to appearance evaluation and orientation. Two hundred and sixty-four Canadian adolescents (age range 15-19 years) in grades 10, 11, and 12 completed a survey that included scales measuring their reasons for tanning, appearance evaluation, and appearance orientation. It was found that girls and boys differed on four of nine subscales measuring reasons for tanning. Girls believed more strongly than boys that tanning improved their general appearance and that friends influenced their decision to tan. Girls also expressed less concern than boys that tanning caused immediate skin damage or premature aging. The pattern of correlations between the reasons for tanning and appearance orientation was similar for girls and boys. For both, appearance reasons for tanning and sociocultural influences on tanning were positively associated with appearance orientation. Suggestions for future research with adolescents and a proposal for a guiding model are provided. Copyright © 2013 Elsevier Ltd. All rights reserved.
Pagoto, Sherry L; Schneider, Kristin L; Oleski, Jessica; Bodenlos, Jamie S; Ma, Yunsheng
2010-09-01
To examine the impact of a skin cancer prevention intervention that promoted sunless tanning as a substitute for sunbathing. Randomized controlled trial. Public beaches in Massachusetts. Women (N = 250) were recruited to participate in the study during their visit to a public beach. Intervention The intervention included motivational messages to use sunless tanning as an alternative to UV tanning, instructions for proper use of sunless tanning products, attractive images of women with sunless tans, a free trial of a sunless tanning product, skin cancer education, and UV imaging. The control participants completed surveys. The primary outcome was sunbathing 2 months and 1 year after the intervention. Secondary outcomes included sunburns, sun protection use, and sunless tanning. At 2 months, intervention participants reduced their sunbathing significantly more than did controls and reported significantly fewer sunburns and greater use of protective clothing. At 1 year, intervention participants reported significant decreases in sunbathing and increases in sunless tanning relative to control participants but no differences in the other outcomes. This intervention, which promoted sunless tanning as an alternative to UV tanning, had a short-term effect on sunbathing, sunburns, and use of protective clothing and a longer-term effect on sunbathing and sunless tanning. clinicaltrials.gov Identifier: NCT00403377.
Tercyak, Kenneth P.
2015-01-01
Objectives. We investigated the impact of indoor tanning device warnings that communicate the risks associated with indoor tanning (i.e., loss framed) or the benefits of avoiding indoor tanning (i.e., gain framed). Methods. A convenience sample of non-Hispanic White women aged 18 to 30 years who tanned indoors at least once in the past year (n = 682) participated in a within-subjects experiment. Participants completed baseline measures and reported indoor tanning intentions and intentions to quit indoor tanning in response to 5 warning messages in random order. A text-only control warning was based on Food and Drug Administration–required warnings for indoor tanning devices. Experimental warnings included graphic content and were either gain or loss framed. Results. In multivariable analyses, gain-framed warnings did not differ from the control warning on women’s intentions to tan indoors, but they prompted stronger intentions to quit than the control message. Loss-framed warnings significantly reduced intentions to tan indoors and increased intentions to quit indoor tanning compared with control and gain-framed warnings. Conclusions. The public health impact of indoor tanning device warnings can be enhanced by incorporating graphic content and leveraging gain- and loss-framed messaging. PMID:26066932
Trending on Pinterest: an examination of pins about skin tanning.
Banerjee, Smita C; Rodríguez, Vivian M; Greene, Kathryn; Hay, Jennifer L
2018-04-10
Rates of melanoma and nonmelanoma skin cancers are on the rise in the USA with data revealing disproportionate increase in female young adults. The popularity of intentional skin tanning among U.S. adolescents is attributed to several factors, including prioritization of physical appearance, media images of tanned celebrities, ease of availability of artificial tanning facilities, and more recently, the prevalence and celebration of tanned skin on social media. Pinterest, as the third most popular social media platform, was searched for "pins" about skin tanning. The resultant "pins" were examined to understand the extent and characteristics of skin tanning portrayed on Pinterest. We analyzed pins on Pinterest about skin tanning (n = 501) through a quantitative content analysis. Overall, results indicated an overwhelmingly protanning characteristic of pins about skin tanning on Pinterest, with over 85% of pins promoting tanning behavior. The pins were generally characterized by the portrayal of a female subject (61%) and provided positive reinforcement for tanning (49%). Use of tanning for enhancing appearance was the main positive outcome expectancy portrayed in the pins (35%), and nudity or exposure of skin on arms (32%) and legs (31%) was evident in about a third of pins. With overwhelmingly positive pins promoting tanning, use of female subjects, exhibiting nudity, and appearance enhancement, there seems be to a consistent targeting of female users to accept tanning as a socially acceptable and popular behavior. The findings indicate a need for developing sun protection messages and the leveraging of social media for dissemination of skin cancer prevention and detection messages.
Practices of Unregulated Tanning Facilities in Missouri: Implications for Statewide Legislation
Biesbroeck, Lauren K.; Lickerman, Stephanie H.; Cornelius, Lynn A.; Jeffe, Donna B.
2013-01-01
BACKGROUND: The incidence of skin cancer has increased in the United States, concomitant with increased UV radiation (UVR) exposure among young adults. We examined whether tanning facilities in Missouri, a state without indoor-tanning regulations, acted in accordance with the Food and Drug Administration’s recommendations and consistently imparted information to potential clients about the known risks of UVR. METHODS: We conducted a statewide telephone survey of randomly selected tanning facilities in Missouri. Each tanning facility was surveyed twice, in the morning (7 am–3 pm) and evening (3–10 pm), on different days, to determine intrasalon consistency of information provided to potential clients at different times. RESULTS: On average, 65% of 243 tanning-facility operators would allow children as young as 10 or 12 years old to use indoor-tanning devices, 80% claimed that indoor tanning would prevent future sunburns, and 43% claimed that there were no risks associated with indoor tanning. Intrasalon inconsistencies involved allowable age of use, and UVR exposure type and duration. Morning tanning-facility employees were more likely to allow consumers to start with maximum exposure times and UV-A–emitting devices (P < .001), whereas evening employees were more likely to allow 10- or 12-year-old children to use indoor-tanning devices (P = .008). CONCLUSIONS: Despite increasing evidence that UVR exposure in indoor-tanning devices is associated with skin cancer, ocular damage, and premature photoaging, tanning facilities in Missouri often misinformed consumers regarding these risks and lack of health benefits and inconsistently provided information about the Food and Drug Administration’s guidelines for tanning devices. PMID:23439910
Measurement of Tanning Dependence
Heckman, C.J.; Darlow, S.; Kloss, J.D.; Cohen-Filipic, J.; Manne, S.L.; Munshi, T.; Yaroch, A.L.; Perlis, C.
2014-01-01
Background Indoor tanning has been found to be addictive. However, the most commonly-used tanning dependence measures have not been well-validated. Objective The study’s purpose was to explore the psychometric characteristics of and compare the mCAGE (modified Cut-down, Annoyed, Guilty, Eye-opener Scale), mDSM-IV-TR (modified Diagnostic and Statistical Manual of Mental Disorders – Fourth Edition - Text Revised), and TAPS (Tanning Pathology Scale) measures of tanning dependence and provide recommendations for research and practice. Methods This study was a cross-sectional online survey with 18–25 year old female university students. The main outcome variable was tanning dependence measured by the mCAGE, mDSM-IV-TR, and TAPS. Results Internal consistency of the TAPS subscales was good but was poor for the mCAGE and mDSM-IV-TR, except when their items were combined. Agreement between the mCAGE and mDSM-IV-TR was fair. Factor analysis of the TAPS confirmed the current four-factor structure. All of the tanning dependence scales were significantly correlated with one another. Likewise, most of the tanning dependence scales were significantly correlated with other measures of tanning attitudes and behaviors. However, the tolerance to tanning TAPS subscale was not significantly correlated with any measure of tanning attitudes or behaviors and had the lowest subscale internal reliability and eigenvalues. Conclusion Based on the data and existing literature, we make recommendations for the continued use of tanning dependence measures. Intervention may be needed for the approximately 5% of college women who tend to be classified as tanning dependent across measures. Monitoring of individuals reporting tanning dependence symptoms is warranted. PMID:23980870
Myrick, Jessica Gall; Noar, Seth M; Kelley, Dannielle; Zeitany, Alexandra E
2017-06-01
Unlike other types of cancer, skin cancer incidence rates are on the rise and adolescent females are particularly likely to tan indoors, a major risk factor. However, little research has examined the role of media use in encouraging or discouraging this dangerous behavior in this population. To empirically assess the links between media use, indoor tanning-related outcome expectations, and behavioral intentions. A survey of adolescent females ( N = 510) ages 15 to 18 in the Southeastern United States assessed demographics, types of media use, and indoor tanning intentions. Significant correlations between media use and indoor tanning outcome expectations were found. Use of interpersonal and social media (i.e., talking on the phone, texting, and online social media) were positively associated with positive outcome expectations about indoor tanning and negatively associated with negative outcome expectations. A path analysis revealed that interpersonal/social media use had indirect associations with indoor tanning intentions via tanning outcome expectations. Mass media use (e.g., news media, entertainment media, and magazines) was not significantly associated with most indoor tanning outcome expectations but did have a direct negative association with behavioral intentions. There are important relationships between media use, indoor tanning outcome expectations, and behavioral intentions. Interpersonal and social media use may help cultivate outcome expectations that encourage indoor tanning, which in turn may increase intentions to tan, while news media consumption in particular may reduce intentions to tan. These findings highlight the social nature of adolescent females and point to specific intervention channels for reducing indoor tanning among this population.
Availability of tanning beds on US college campuses.
Pagoto, Sherry L; Lemon, Stephenie C; Oleski, Jessica L; Scully, Jonathan M; Olendzki, Gin-Fei; Evans, Martinus M; Li, Wenjun; Florence, L Carter; Kirkland, Brittany; Hillhouse, Joel J
2015-01-01
Indoor tanning is widespread among young adults in the United States despite evidence establishing it as a risk factor for skin cancer. The availability of tanning salons on or near college campuses has not been formally evaluated. To evaluate the availability of indoor tanning facilities on US college and university campuses (colleges) and in off-campus housing surrounding but not owned by the college. This observational study sampled the top 125 US colleges and universities listed in US News and World Report. Investigators searched websites of the colleges and nearby housing and contacted them by telephone inquiring about tanning services. Frequency of indoor tanning facilities on college campus and in off-campus housing facilities, as well as payment options for tanning. Of the 125 colleges, 48.0% had indoor tanning facilities either on campus or in off-campus housing, and 14.4% of colleges allow campus cash cards to be used to pay for tanning. Indoor tanning was available on campus in 12.0% of colleges and in off-campus housing in 42.4% of colleges. Most off-campus housing facilities with indoor tanning (96%) provide it free to tenants. Midwestern colleges had the highest prevalence of indoor tanning on campus (26.9%), whereas Southern colleges had the highest prevalence of indoor tanning in off-campus housing facilities (67.7%). Presence of on-campus tanning facilities was significantly associated with enrollment (P = .01), region (P = .02), and presence of a school of public health (P = .01) but not private vs public status (P = .18) or presence of a tobacco policy (P = .16). Presence of tanning facilities in off-campus housing was significantly associated with region (P = .002) and private vs public status (P = .01) but not enrollment (P = .38), tobacco policy (P = .80), or presence of a school of public health (P = .69). Reducing the availability of indoor tanning on and around college campuses is an important public health target.
High Resolution Reconstruction of the Ionosphere for SAR Applications
NASA Astrophysics Data System (ADS)
Minkwitz, David; Gerzen, Tatjana; Hoque, Mainul
2014-05-01
Caused by ionosphere's strong impact on radio signal propagation, high resolution and highly accurate reconstructions of the ionosphere's electron density distribution are demanded for a large number of applications, e.g. to contribute to the mitigation of ionospheric effects on Synthetic Aperture Radar (SAR) measurements. As a new generation of remote sensing satellites the TanDEM-L radar mission is planned to improve the understanding and modelling ability of global environmental processes and ecosystem change. TanDEM-L will operate in L-band with a wavelength of approximately 24 cm enabling a stronger penetration capability compared to X-band (3 cm) or C-band (5 cm). But accompanied by the lower frequency of the TanDEM-L signals the influence of the ionosphere will increase. In particular small scale irregularities of the ionosphere might lead to electron density variations within the synthetic aperture length of the TanDEM-L satellite and in turn might result into blurring and azimuth pixel shifts. Hence the quality of the radar image worsens if the ionospheric effects are not mitigated. The Helmholtz Alliance project "Remote Sensing and Earth System Dynamics" (EDA) aims in the preparation of the HGF centres and the science community for the utilisation and integration of the TanDEM-L products into the study of the Earth's system. One significant point thereby is to cope with the mentioned ionospheric effects. Therefore different strategies towards achieving this objective are pursued: the mitigation of the ionospheric effects based on the radar data itself, the mitigation based on external information like global Total Electron Content (TEC) maps or reconstructions of the ionosphere and the combination of external information and radar data. In this presentation we describe the geostatistical approach chosen to analyse the behaviour of the ionosphere and to provide a high resolution 3D electron density reconstruction. As first step the horizontal structure of the ionosphere is studied in space and time on the base of ground-based TEC measurements in the European region. In order to determine the correlation of measurements at different locations or points of time the TEC measurements are subtracted by a base model to define a stationary random field. We outline the application of the NeQuick model and the final IGS TEC maps as background and show first results regarding the distribution and the stationarity of the resulting residuals. Moreover, the occurred problems and questions are discussed and finally an outlook towards the next modelling steps is presented.
Danoff-Burg, Sharon; Mosher, Catherine E
2006-05-01
This study investigated cognitive predictors of tanning salon use, based on Jaccard's Theory of Alternative Behavior. A total of 164 undergraduates completed questionnaires that assessed tanning salon use, attitudes toward tanning salon use and attitudes toward behavioral alternatives for enhancing appearance, relaxing and socializing. Results indicated that attitudes toward alternatives for enhancing appearance were not significantly related to tanning salon use. However, favorable attitudes toward engaging in a hobby to relax and going to the gym to socialize were inversely related to frequency of tanning salon use. Findings suggest that interventions for reducing skin cancer risk should focus not only on decreasing favorable attitudes toward tanning, but also on increasing favorable attitudes toward healthier alternatives to tanning salon use.
Indoor tanning promotions on social media in six US cities #UVTanning #tanning.
Ricklefs, Christine A; Asdigian, Nancy L; Kalra, Heidi L; Mayer, Joni A; Dellavalle, Robert P; Holman, Dawn M; Crane, Lori A
2016-06-01
There is no research investigating indoor tanning advertising on social media. We assessed the use of social media to promote indoor tanning. We subscribed to social media platforms in six US cities and content-analyzed promotional messages received. We captured 662 messages on Twitter and Facebook, through salon emails, and in daily deal coupons. Salon postings were most frequent on Twitter and Facebook, with an average of 2-3 postings per week. National chains posted more frequently than local businesses. Forty percent of messages were devoid of tanning content and included photos, jokes, or popular references. Thirty percent mentioned price reductions, and 28 % referenced an upcoming holiday. Sunless tanning (17 %) was promoted more often than ultraviolet tanning (9 %). Tanning salons actively use social media as a strategy for maintaining relationships with customers and offer pricing deals that promote loyalty and high-frequency tanning.
The association of tanning behavior with psycho-tropic medication use among young adult women.
Heckman, Carolyn J; Munshi, Teja; Darlow, Susan; Kloss, Jacqueline D; Manne, Sharon L; Perlis, Clifford; Oslin, David
2016-01-01
Despite its known association with skin cancer, tanning remains popular among young adult women. Indoor tanning behavior has been found to be associated with affective and addictive disorders. To better understand potential psychological and biological mechanisms of tanning behavior, we investigated associations between tanning and medication (psychotropic and other) use among young women. Two hundred and fifty-three women age 18-29 years old were recruited from two northeastern university campus communities. Women self-reported tanning frequency and chronic medication use. In both univariate and multivariate analyses, indoor tanning ≥12 times last year was significantly associated with use of psychotropic medication and anti-depressants in particular. Sunbathing was not associated with medication use. Potential reasons for associations between tanning and psychotropic medication use are discussed. Indoor tanners should be warned that some psychotropic medications are photosensitizing, thus increasing risk for burns and other skin damage from indoor tanning.
Krishnamoorthy, G; Sadulla, S; Sehgal, P K; Mandal, Asit Baran
2012-05-15
In the present study, green and sustainable method or eco-friendly approaches to tanning process based on unnatural D-amino acids (D-AA)-aldehyde (Ald) as a substitute for chrome-free tanning has been attempted. The distribution of optically active D-AA in tanned leather, the hydrothermal stability, the mechanical properties and resistance to collagenolytic activity of tanned leather, the evaluation of eco-friendly characteristics were investigated. Scanning electron microscopic (SEM) and Atomic force microscopic (AFM) analyses indicate the surface morphology and roughness, respectively, of the tanned leather collagen matrix. Shrinkage and Differential scanning calorimetric (DSC) analyses shows that the shrinkage temperature (T(s)) and denaturation temperature (T(d)) of tanned leather are related to the content of D-AA+Ald present in the leather matrix. It has been found that the T(s) of D-AA tanned leather is more than that of Ald tanned leather and also more or less equal to chrome tanned leather. Environmental impact assessment (EIA) shows that the developed process results in significant reduction in total solids content (TSC) and improves better biodegradability of organic compound present in the effluent compared to chrome tanning. Copyright © 2012 Elsevier B.V. All rights reserved.
Ferrucci, Leah M.; Vogel, Rachel Isaksson; Cartmel, Brenda; Lazovich, DeAnn; Mayne, Susan T.
2014-01-01
Background Indoor tanning increases skin cancer risk. Beyond early research describing melanoma and sun lamps, few recent reports describe where individuals indoor tan and whether skin cancer risk varies by location (business, home-based). Objective Assess where individuals tanned indoors and skin cancer risk by tanning device location. Methods Multivariate logistic regression in two US case-control studies of melanoma (1,161 cases, 1,083 controls, ages 25–59) and early-onset basal cell carcinoma (BCC) (375 cases, 382 controls, under age 40) conducted between 2004 and 2010. Results Most indoor tanners (86.4–95.1%), especially younger individuals, tanned exclusively in businesses. Persons who used indoor tanning exclusively in businesses were at increased risk of melanoma (OR=1.82, 95% CI=1.47–2.26) and BCC (OR=1.69, 95% CI=1.15–2.48) compared to non-users. Melanoma risk was also increased in the small number who reported tanning indoors only at home relative to non-users (OR=4.14, 95% CI=1.75–9.78); 67.6% used sun lamps. Limitations Self-reported tanning, potential recall bias. Conclusion Business only tanning, despite claims of “safe" tanning, was positively associated with a significant risk of melanoma and BCC. Home tanning was uncommon and mostly from sun lamps which were rarely used by younger participants. Regardless of location, indoor tanning was associated with increased risk of skin cancer. PMID:25062934
A population-based survey on tanning bed use in Germany.
Börner, Franziska U; Schütz, Holger; Wiedemann, Peter
2009-07-20
The suntanning industry has grown up over the last decade in Europe, mainly because tanned skin is considered socially desirable and attractive. Because of the potential negative impact of artificial tanning on public health, this study was to investigate tanning bed use behaviour, UV related risk perception and beliefs about tanning in the German population. In 2007, a representative telephone survey was carried out among 1501 German residents aged 14 years and older. More than one fourth (28%) of the German population have used tanning beds at least once before in their lifetime. High-frequency tanning behaviour, i.e. using tanning beds more than 10 times per year, were recorded for 11%. Men and women aged 18 to 44 years and young women under the age of 18 used tanning beds more frequently (>10 times per year). Tanning bed use was positively related to appearance and lifestyle related beliefs as well as to the perception that tanned skin is healthy. This analysis indicates that tanning bed use is common in Germany. The positive relationships of appearance and health related beliefs with tanning bed use are of great concern. The results indicate underlying misconceptions about the positive effect of artificial UV radiation compared to natural UV radiation particular for high-frequency tanners. The data shows the importance as well as the limitations for risk communication in its current effort to inform effectively about the dangers of artificial UV radiation.
Teens and Indoor Tanning: A Cancer Prevention Opportunity for Pediatricians
Fisher, David E.; Geller, Alan C.
2013-01-01
In October 2011, California became the first US state to ban indoor tanning for minors under age 18 years. Vermont followed in May 2012. Increasingly, scientific evidence shows that artificial tanning raises the risk of skin cancer, including melanoma, a common cancer in adolescents and young adults and the type most likely to result in death. The World Health Organization, the American Academy of Pediatrics, the American Academy of Dermatology, the American Medical Association, and other organizations strongly recommend legislation to ban minors under age 18 from indoor tanning. Several nations have banned teen tanning. Yet, tanning in salons is still a prevalent practice in the United States, especially among teen girls, where rates for the oldest teens approach 40%. There is no federal legislation to restrict minors from salon tanning. More than 60% of states have some kind of legislation regarding minors’ use of tanning salons, but only California and Vermont have passed complete bans of indoor tanning for minors. The Indoor Tanning Association, an industry advocacy group, has vigorously opposed legislative efforts. Pediatricians can play key roles in counseling families and with legislative efforts. In this update, we review the prevalence of salon tanning, association with skin cancer risk, tanning addiction, the roles of the federal and state governments in regulation and legislation, and responses to arguments created by industry to oppose legislation. Preventing exposure to artificial tanning may save lives, including young lives, and is a key cancer prevention opportunity for pediatricians. PMID:23509165
Teens and indoor tanning: a cancer prevention opportunity for pediatricians.
Balk, Sophie J; Fisher, David E; Geller, Alan C
2013-04-01
In October 2011, California became the first US state to ban indoor tanning for minors under age 18 years. Vermont followed in May 2012. Increasingly, scientific evidence shows that artificial tanning raises the risk of skin cancer, including melanoma, a common cancer in adolescents and young adults and the type most likely to result in death. The World Health Organization, the American Academy of Pediatrics, the American Academy of Dermatology, the American Medical Association, and other organizations strongly recommend legislation to ban minors under age 18 from indoor tanning. Several nations have banned teen tanning. Yet, tanning in salons is still a prevalent practice in the United States, especially among teen girls, where rates for the oldest teens approach 40%. There is no federal legislation to restrict minors from salon tanning. More than 60% of states have some kind of legislation regarding minors' use of tanning salons, but only California and Vermont have passed complete bans of indoor tanning for minors. The Indoor Tanning Association, an industry advocacy group, has vigorously opposed legislative efforts. Pediatricians can play key roles in counseling families and with legislative efforts. In this update, we review the prevalence of salon tanning, association with skin cancer risk, tanning addiction, the roles of the federal and state governments in regulation and legislation, and responses to arguments created by industry to oppose legislation. Preventing exposure to artificial tanning may save lives, including young lives, and is a key cancer prevention opportunity for pediatricians.
A population-based survey on tanning bed use in Germany
Börner, Franziska U; Schütz, Holger; Wiedemann, Peter
2009-01-01
Background The suntanning industry has grown up over the last decade in Europe, mainly because tanned skin is considered socially desirable and attractive. Because of the potential negative impact of artificial tanning on public health, this study was to investigate tanning bed use behaviour, UV related risk perception and beliefs about tanning in the German population. Methods In 2007, a representative telephone survey was carried out among 1501 German residents aged 14 years and older. Results More than one fourth (28%) of the German population have used tanning beds at least once before in their lifetime. High-frequency tanning behaviour, i.e. using tanning beds more than 10 times per year, were recorded for 11%. Men and women aged 18 to 44 years and young women under the age of 18 used tanning beds more frequently (>10 times per year). Tanning bed use was positively related to appearance and lifestyle related beliefs as well as to the perception that tanned skin is healthy. Conclusion This analysis indicates that tanning bed use is common in Germany. The positive relationships of appearance and health related beliefs with tanning bed use are of great concern. The results indicate underlying misconceptions about the positive effect of artificial UV radiation compared to natural UV radiation particular for high-frequency tanners. The data shows the importance as well as the limitations for risk communication in its current effort to inform effectively about the dangers of artificial UV radiation. PMID:19619281
2012-01-01
Background Despite educational and public health campaigns to convey the risks of indoor tanning, many individuals around the world continue to engage in this behavior. Few descriptive studies of indoor tanning have collected information pertaining to the lifetime history of indoor tanning, thereby limiting our ability to understand indoor tanning patterns and potentially target interventions for individuals who not only initiate, but continue to persistently engage in indoor tanning. Methods In-person interviews elicited detailed retrospective information on lifetime history of indoor tanning among white individuals (n = 401) under age 40 seen by a dermatologist for a minor benign skin condition. These individuals were controls in a case-control study of early-onset basal cell carcinoma. Outcomes of interest included ever indoor tanning in both males and females, as well as persistent indoor tanning in females - defined as females over age 31 who tanned indoors at least once in the last three or all four of four specified age periods (ages 11-15, 16-20, 21-30 and 31 or older). Multivariate logistic regression was used to identify sociodemographic and lifestyle correlates of ever and persistent indoor tanning in females. Results Approximately three-quarters (73.3%) of females and 38.3% of males ever tanned indoors, with a median age of initiation of 17.0 and 21.5, respectively. Among indoor tanners, 39.3% of females and 21.7% of males reported being burned while indoor tanning. Female ever indoor tanners were younger, had darker color eyes, and sunbathed more frequently than females who never tanned indoors. Using unique lifetime exposure data, 24.7% of female indoor tanners 31 and older persistently tanned indoors starting as teenagers. Female persistent indoor tanners drank significantly more alcohol, were less educated, had skin that tanned with prolonged sun exposure, and sunbathed outdoors more frequently than non-persistent tanners. Conclusions Indoor tanning was strikingly common in this population, especially among females. Persistent indoor tanners had other high-risk behaviors (alcohol, sunbathing), suggesting that multi-faceted behavioral interventions aimed at health promotion/disease prevention may be needed in this population. PMID:22324969
Indoor Tanning Among High School Students in the United States, 2009 and 2011
Guy, Gery P.; Berkowitz, Zahava; Tai, Eric; Holman, Dawn M.; Jones, Sherry Everett; Richardson, Lisa C.
2015-01-01
IMPORTANCE Indoor tanning is associated with an increased risk of skin cancer, including melanoma, and is particularly dangerous for younger and more frequent indoor tanners. OBJECTIVE To examine the prevalence of indoor tanning and frequent indoor tanning (≥10 times during the 12 months before each survey) and their association with health-related behaviors. DESIGN, SETTING, AND PARTICIPANTS A cross-sectional study examined data from the 2009 and 2011 national Youth Risk Behavior Surveys, which used nationally representative samples of US high school students representing approximately 15.5 million students each survey year. The study included 25 861 students who answered the indoor tanning question. MAIN OUTCOMES AND MEASURES The prevalence of indoor tanning and frequent indoor tanning were examined as well as their association with demographic characteristics and health-related behaviors using multivariable logistic regression modeling. RESULTS The prevalence of indoor tanning was greater among female, older, and non-Hispanic white students. Indoor tanning was highest among female students aged 18 years or older, with 31.5% engaging in indoor tanning in 2011, and among non-Hispanic white female students, with 29.3% engaging in indoor tanning in 2011. Among female students, the adjusted prevalence of indoor tanning decreased from 26.4% in 2009 to 20.7% in 2011. Among female and male students, indoor tanning was associated with other risk-taking behaviors, such as binge drinking (P < .001 and P = .006, respectively), unhealthy weight control practices (P < .001, for both), and having sexual intercourse (P < .001, for both). Additionally, indoor tanning among female students was associated with using illegal drugs (P < .001) and having sexual intercourse with 4 or more persons (P = .03); use among male students was associated with taking steroids without a physician’s prescription (P < .001), smoking cigarettes daily (P = .03), and attempting suicide (P = .006). More than half of respondents engaging in indoor tanning reported frequent use of the devices. CONCLUSIONS AND RELEVANCE Indoor tanning is common among high school students. Public health efforts are needed to change social norms regarding tanned skin and to increase awareness, knowledge, and behaviors related to indoor tanning. The clustering of risky behaviors suggests a need for coordinated, multifaceted approaches, including primary care physician counseling, to address such behaviors among adolescents. PMID:24577222
Examining Dermatologist Use and Opinions of Ultraviolet Radiation for Cosmetic and Medical Purposes.
Sampson, Blake P; Secrest, Aaron M; Hansen, Christopher B; Geller, Alan C
2018-02-01
BACKGROUND: The commercial tanning industry has opposed efforts to educate the public on the risks of tanning as well as attempts to restrict minors' access to tanning services. Despite a paucity of supporting literature, statements from the tanning industry claiming that dermatologists routinely use in-office phototherapy for cosmetic treatments and refer patients to tanning salons have successfully derailed and defeated legislation in many states. OBJECTIVE: This study aims to evaluate dermatologist referrals for ultraviolet radiation for cosmetic and medical purposes via tanning beds or phototherapy, as well as their opinions on tanning, legislation, and ultraviolet radiation counseling practices. DESIGN: The study was conducted using a 10-question anonymous survey. SETTING: The participants were surveyed during meetings of three regional dermatologic societies. PARTICIPANTS: One hundred and fifty-two dermatologists attending society meetings participated in the study. MEASURES: The authors measured physician referrals, opinions, and recommendations regarding ultraviolet exposure. RESULTS: Zero physicians (0/152) recommended tanning salons for cosmetic reasons. These 152 dermatologists referred 458 (417 adult, 41 pediatric) out of an estimated 809,369 patients (0.057%) to tanning salons for medical treatment. Of these physicians, 76 out of 152 and 15 out of 152 reported referring at least one adult or one pediatric patient, respectively, within the last year. All respondents supported ultraviolet tanning legislation and discouraged cosmetic tanning. CONCLUSION: These findings directly contradict the assertion that dermatologists use ultraviolet radiation for cosmetic purposes or routinely refer patients to tanning salons. This study underscores the complex nature of ultraviolet radiation, as dermatologists infrequently utilize ultraviolet radiation for medical purposes and unanimously support restrictive legislation. In addition, these dermatologists counsel against cosmetic tanning and list tanning bed use among their highest concerns with regard to the health of pediatric patients.
Examining Dermatologist Use and Opinions of Ultraviolet Radiation for Cosmetic and Medical Purposes
Secrest, Aaron M.; Hansen, Christopher B.; Geller, Alan C.
2018-01-01
BACKGROUND: The commercial tanning industry has opposed efforts to educate the public on the risks of tanning as well as attempts to restrict minors’ access to tanning services. Despite a paucity of supporting literature, statements from the tanning industry claiming that dermatologists routinely use in-office phototherapy for cosmetic treatments and refer patients to tanning salons have successfully derailed and defeated legislation in many states. OBJECTIVE: This study aims to evaluate dermatologist referrals for ultraviolet radiation for cosmetic and medical purposes via tanning beds or phototherapy, as well as their opinions on tanning, legislation, and ultraviolet radiation counseling practices. DESIGN: The study was conducted using a 10-question anonymous survey. SETTING: The participants were surveyed during meetings of three regional dermatologic societies. PARTICIPANTS: One hundred and fifty-two dermatologists attending society meetings participated in the study. MEASURES: The authors measured physician referrals, opinions, and recommendations regarding ultraviolet exposure. RESULTS: Zero physicians (0/152) recommended tanning salons for cosmetic reasons. These 152 dermatologists referred 458 (417 adult, 41 pediatric) out of an estimated 809,369 patients (0.057%) to tanning salons for medical treatment. Of these physicians, 76 out of 152 and 15 out of 152 reported referring at least one adult or one pediatric patient, respectively, within the last year. All respondents supported ultraviolet tanning legislation and discouraged cosmetic tanning. CONCLUSION: These findings directly contradict the assertion that dermatologists use ultraviolet radiation for cosmetic purposes or routinely refer patients to tanning salons. This study underscores the complex nature of ultraviolet radiation, as dermatologists infrequently utilize ultraviolet radiation for medical purposes and unanimously support restrictive legislation. In addition, these dermatologists counsel against cosmetic tanning and list tanning bed use among their highest concerns with regard to the health of pediatric patients. PMID:29552275
Grewal, Sungat K; Haas, Ann F; Pletcher, Mark J; Resneck, Jack S
2013-12-01
Exposure to indoor tanning, especially at younger ages, is associated with increased risk of skin cancer. Even in states with parental consent requirements, teenagers used tanning facilities at high rates. In 2011, California became the first state to pass a complete ban on indoor tanning by those younger than 18 years. We sought to determine whether tanning facilities in California were in compliance with the new law. In a cross-sectional study, telephone calls were placed in May 2013 to a statewide random sample of tanning facilities by a study investigator indicating that she was 17 years old. Of 600 advertised indoor tanning facilities, 338 met inclusion criteria. A majority of respondents (77%, 95% confidence interval 72%-81%) told the underage caller that she could not use their ultraviolet tanning facility. Most facilities, however, denied any dangers from ultraviolet tanning (61%) and made unlawful claims of specific health benefits, including vitamin-D production (44%), skin disease treatment (22%), prevention of future sunburns (17%), and prevention or treatment of depression (8%). Tanning facilities may respond differently to a 17-year-old's request to tan in person versus by telephone. Given strong evidence linking indoor tanning to skin cancer, and the tanning industry's documented history of marketing specifically to teenagers, this study suggests that laws banning indoor tanning younger than 18 years can meaningfully impact access. Additional enforcement, however, may be required to bring about accurate disclosure of risk and prevent claims of unproven health benefits. Copyright © 2013 American Academy of Dermatology, Inc. Published by Mosby, Inc. All rights reserved.
Mawn, V B; Fleischer, A B
1993-12-01
Although cosmetic tanning and unprotected solar exposure are common, little is known about general attitudes, beliefs, and behavior regarding sunbathing, sunscreen use, and tanning salon use. We sought to determine the frequency of UV exposure in a select sample and to assess the knowledge and beliefs of the effects of UV irradiation. A written, anonymous questionnaire was distributed to a sample of 477 persons in a shopping mall, at a social gathering, and on a vacation cruise ship. The instrument explored demographic information, sunscreen use, sunbathing habits, tanning bed use, and cutaneous solar effects. Forty-two percent of respondents seldom or never used sunscreen, and 33% sunbathed at least once a week. Although the three sample populations differed in education, sunbathing habits, sunscreen use, and tanning bed use, they were equally informed about UV light hazards. Compared with those who had not used tanning beds, tanning bed users were more likely to be female and more knowledgeable about the long-term effects of UV. Tanning beds were most commonly used in tanning or hair salons, (mean 23 +/- 7 minutes at 2.3 +/- 1.1 times per week). Reported positive psychologic sequelae from tanning bed use were more common than negative physical sequelae. At least 10% would continue to use tanning beds if these were proved to cause skin cancer. In this select sample, sunbathing and tanning bed use were common. No group surveyed universally practiced sun protection and avoidance. Clientele of tanning beds may be aware of the damaging effects of the sun, but may not be aware that tanning bed use is associated with skin damage.
Hillhouse, Joel; Turrisi, Rob; Scaglione, Nichole M.; Cleveland, Michael J.; Baker, Katie; Florence, L. Carter
2016-01-01
Youthful indoor tanning as few as ten sessions can increase the risk of melanoma by 2 to 4 times with each additional session adding another 2% to the risk. Recent research estimates that indoor tanning can be linked to approximately 450,000 cases of skin cancer annually in the United States, Europe, and Australia. Despite these risks, indoor tanning remains popular with adolescents. This study tested the efficacy of a web-based skin cancer prevention intervention designed to reduce indoor tanning motivations in adolescent females. A nationally representative sample of 443 female teens were enrolled from an online panel into a two-arm, parallel group design, randomized controlled trial. Treatment participants received an appearance-focused intervention grounded in established health behavior change models. Controls viewed a teen alcohol prevention website. Outcome variables included willingness and intentions to indoor tan, willingness to sunless tan and measures of indoor tanning attitudes and beliefs. The intervention decreased willingness and intentions to indoor tan and increased sunless tanning willingness relative to controls. We also examined indirect mechanisms of change through intervening variables (e.g., indoor tanning attitudes, norms, positive and negative expectancies) using the product of coefficients approach. The web-based intervention demonstrated efficacy in changing adolescent indoor tanning motivations and improving their orientation toward healthier alternatives. Results from the intervening variable analyses give guidance to future adolescent skin cancer prevention interventions. PMID:27549602
Hillhouse, Joel; Turrisi, Rob; Scaglione, Nichole M; Cleveland, Michael J; Baker, Katie; Florence, L Carter
2017-02-01
Youthful indoor tanning as few as ten sessions can increase the risk of melanoma by two to four times with each additional session adding another 2 % to the risk. Recent research estimates that indoor tanning can be linked to approximately 450,000 cases of skin cancer annually in the USA, Europe, and Australia. Despite these risks, indoor tanning remains popular with adolescents. This study tested the efficacy of a web-based skin cancer prevention intervention designed to reduce indoor tanning motivations in adolescent females. A nationally representative sample of 443 female teens was enrolled from an online panel into a two-arm, parallel group design, randomized controlled trial. Treatment participants received an appearance-focused intervention grounded in established health behavior change models. Controls viewed a teen alcohol prevention website. Outcome variables included willingness and intentions to indoor tan, willingness to sunless tan, and measures of indoor tanning attitudes and beliefs. The intervention decreased willingness and intentions to indoor tan and increased sunless tanning willingness relative to controls. We also examined indirect mechanisms of change through intervening variables (e.g., indoor tanning attitudes, norms, positive and negative expectancies) using the product of coefficient approach. The web-based intervention demonstrated efficacy in changing adolescent indoor tanning motivations and improving their orientation toward healthier alternatives. Results from the intervening variable analyses give guidance to future adolescent skin cancer prevention interventions.
21 CFR 878.4635 - Ultraviolet lamp for tanning.
Code of Federal Regulations, 2010 CFR
2010-04-01
... 21 Food and Drugs 8 2010-04-01 2010-04-01 false Ultraviolet lamp for tanning. 878.4635 Section 878... tanning. (a) Identification. An ultraviolet lamp for tanning is a device that is a lamp (including a fixture) intended to provide ultraviolet radiation to tan the skin. See § 1040.20 of this chapter. (b...
Mcquinn, Donna; Lohse, Christine; Hassani, John
2015-01-01
Objective: This study was intended to investigate the perception of tanning bed use among college students. Design: A 15-question survey was given to young adults regarding tanning perceptions. Setting: Rochester Community College in Rochester, Minnesota. Participants: Forty-four respondents between 18 and 51 years of age. Measurements: Data was collected via a self-reported questionnaire. Results: In this study, 50 percent of participants were not educated on the risks of melanoma, and 68 percent were not interested in receiving information on melanoma and completing a follow-up survey. More specifically, 63 percent versus 89 percent of participants with no tanning bed versus some tanning bed use did not want information regarding melanoma, respectively. This study also shows that more tanning bed users believe tanning helps prevent burning than non-tanning bed users. Fifty-seven percent of the 35 participants who had never used a tanning bed thought that they never prevent sunburn, while only 11 percent of the nine participants who had used a tanning bed in the past thought that they never prevent sunburn, which was statistically significant. PMID:25852811
In-group rationalizations of risk and indoor tanning: A textual analysis of an online forum.
Carcioppolo, Nick; Chudnovskaya, Elena V; Martinez Gonzalez, Andrea; Stephan, Tyler
2016-07-01
Unlike other health behaviors, there does not appear to be a strong relationship between perceived skin cancer risk and reduction or cessation of indoor tanning bed use. This study seeks to address this inconsistency by determining how indoor tanning bed users rationalize skin cancer risk with their tanning behavior. Qualitative textual analysis of indoor tanning message board posts (N = 330) revealed varied perceptions of risk, including acknowledging the risk of indoor tanning; denying or downplaying risk, often citing perceived health benefits associated with tanning; blaming outside forces for cancer, such as lotion or genetics; and fatalistic beliefs about cancer. These results highlight the nuanced relationship between perceived skin cancer risk and indoor tanning bed use. © The Author(s) 2014.
NASA Astrophysics Data System (ADS)
Purinton, Benjamin; Bookhagen, Bodo
2017-04-01
Geomorphologists use digital elevation models (DEMs) to quantify changes in topography - often without rigorous accuracy assessments. In this study we validate and compare elevation accuracy and derived geomorphic metrics from the current generation of satellite-derived DEMs on the southern Central Andean Plateau. The average elevation of 3.7 km, diverse topography and relief, lack of vegetation, and clear skies create ideal conditions for remote sensing in this study area. DEMs at resolutions of 5-30 m are sourced from open-access, research agreement, and commercial outlets, with a focus on the 30 m SRTM-C, 30 m ASTER GDEM2, 12 m TanDEM-X, and 5 m ALOS World 3D data. In addition to these edited products, manually generated DEMs included 10 m single-CoSSC TerraSAR-X / TanDEM-X DEMs and a 30 m stacked ASTER L1A stereopair DEM. We assessed vertical accuracy by comparing standard deviations (SD) of the DEM elevation versus 307,509 differential GPS (dGPS) measurements with < 0.5 m vertical accuracy, acquired across 4,000 m of elevation. Vertical SD was 3.33 m, 9.48 m, 6.93 m, 1.97 m, 2.02-3.83 m, and 1.64 m for the 30 m SRTM-C, 30 m ASTER GDEM2, 30 m stacked ASTER, 12 m TanDEM-X, 10 m single-CoSSC TerraSAR-X / TanDEM-X DEMs, and 5 m ALOS World 3D, respectively. Analysis of vertical uncertainty with respect to terrain elevation, slope, and aspect revealed the high performance across these attributes of the 30 m SRTM-C, 12 m TanDEM-X, and 5 m ALOS World 3D DEMs. The 10 m single-CoSSC TerraSAR-X / TanDEM-X DEMs and the 30 m ASTER GDEM2 displayed slight aspect biases, which were removed in their stacked counterparts (TanDEM-X and the stacked ASTER DEMs). We selected the high quality 30 m SRTM-C, 12 m TanDEM-X, and 5 m ALOS World 3D for geomorphic metric comparison in a 66 sqkm catchment with a clear river knickpoint. For trunk channel profiles analyzed with chi plots, consistent m/n values of 0.49-0.57 were found regardless of DEM resolution or SD. Hillslopes were analyzed upstream and downstream of the knickpoint by calculating slope and curvature distributions and plotting slope, curvature, and drainage area to assess the hillslope-to-valley transition. While slope and hillslope length measurements vary little between datasets, curvature displays higher magnitude measurements with fining resolution. To assess DEM noise and periodicity in the landscape we employed a Fourier analysis to identify DEM frequencies and their spectral power. The optical 5 m ALOS World 3D DEM shows high-frequency noise in 2-8 pixel steps, with no corresponding landscape features in this highly diffusive, vegetation-free environment. Finally, we explore the geomorphometric potential of the higher-quality 12 m TanDEM-X DEM through a hillslope length and surface roughness assessment across steep environmental, climatic and topographic gradients in the Quebrada del Toro catchment, west of Salta, Argentina.
Ferrucci, Leah M; Vogel, Rachel Isaksson; Cartmel, Brenda; Lazovich, DeAnn; Mayne, Susan T
2014-11-01
Indoor tanning increases skin cancer risk. Beyond early research describing melanoma and sun lamps, few recent reports describe where individuals indoor tan and whether skin cancer risk varies by location (business, home-based). We sought to assess where individuals tanned indoors and skin cancer risk by tanning device location. Multivariate logistic regression was conducted in 2 US case-control studies of melanoma (1161 cases, 1083 controls, ages 25-59 years) and early-onset basal cell carcinoma (375 cases, 382 controls, age<40 years) conducted between 2004 and 2010. Most indoor tanners (86.4%-95.1%), especially younger individuals, tanned exclusively in businesses. Persons who used indoor tanning exclusively in businesses were at increased risk of melanoma (odds ratio 1.82, 95% confidence interval 1.47-2.26) and basal cell carcinoma (odds ratio 1.69, 95% confidence interval 1.15-2.48) compared with non-users. Melanoma risk was also increased in the small number who reported tanning indoors only at home relative to non-users (odds ratio 4.14, 95% confidence interval 1.75-9.78); 67.6% used sun lamps. Self-reported tanning and potential recall bias are limitations. Business-only tanning, despite claims of "safe" tanning, was positively associated with a significant risk of melanoma and basal cell carcinoma. Home tanning was uncommon and mostly from sun lamps, which were rarely used by younger participants. Regardless of location, indoor tanning was associated with increased risk of skin cancer. Copyright © 2014 American Academy of Dermatology, Inc. Published by Elsevier Inc. All rights reserved.
Stapleton, Jerod L; Manne, Sharon L; Darabos, Katie; Greene, Kathryn; Ray, Anne E; Turner, Amber L; Coups, Elliot J
2015-12-01
This article describes the acceptability and preliminary behavioral outcomes of a pilot randomized control trial of a web-based indoor tanning intervention for young adult women. The intervention targets indoor tanning users' perceptions of the benefits and value of tanning and addresses the role of body image-related constructs in indoor tanning. Participants were 186 young adult women who reported indoor tanning at least once in the past 12 months. The study design was a 2-arm randomized controlled trial with pre- and postintervention assessments and random assignment to an intervention or control condition. Intervention acceptability was assessed by obtaining participants' evaluation of the intervention. Regression analyses were used to test for intervention condition differences in preliminary behavioral outcomes measured at 6 weeks postintervention. Participants provided favorable evaluations of the intervention on several dimensions and a highly positive overall rating. Intervention participants were more likely to report abstaining from indoor tanning and indicated a lower likelihood of using indoor tanning in the future compared with control participants on the postintervention assessment. No differences were found for sunburns. The results of this pilot randomized controlled trial provide evidence that the indoor tanning intervention is acceptable to participants and may encourage cessation of indoor tanning behavior. The findings provide preliminary support for an indoor tanning intervention that engages tanners to challenge their beliefs about the benefits of indoor tanning. The use of a web-based indoor tanning intervention is unique and provides strong potential for dissemination. (PsycINFO Database Record (c) 2015 APA, all rights reserved).
Rogers, Cindy J
2005-01-01
The modern formulation of dihydroxyacetone (DHA), the only sunless tanning solution approved by the Food and Drug Administration (FDA), is combined with bronzers and moisturizers to deliver a cosmetically acceptable skin color and a natural-looking tan without ultraviolet (UV) exposure. Spray-on tanning products, which deliver this formulation evenly to achieve a full body tan, may be applied in a tanning booth, airbrushed on by a technician, or sprayed on at home, and they appear to offer a generally safe alternative for patients who seek a suntanned appearance.
NASA Astrophysics Data System (ADS)
Sadeghi, Yaser; St-Onge, Benoît; Leblon, Brigitte; Prieur, Jean-François; Simard, Marc
2018-06-01
We propose a method for mapping above-ground biomass (AGB) (Mg ha-1) in boreal forests based predominantly on Landsat 8 images and on canopy height models (CHM) generated using interferometric synthetic aperture radar (InSAR) from the Shuttle Radar Topographic Mission (SRTM) and the TanDEM-X mission. The original SRTM digital elevation model (DEM) was corrected by modelling the respective effects of landform and land cover on its errors and then subtracted from a TanDEM-X DSM to produce a SAR CHM. Among all the landform factors, the terrain curvature had the largest effect on SRTM elevation errors, with a r2 of 0.29. The NDSI was the best predictor of the residual SRTM land cover error, with a r2 of 0.30. The final SAR CHM had a RMSE of 2.45 m, with a bias of 0.07 m, compared to a lidar-based CHM. An AGB prediction model was developed based on a combination of the SAR CHM, TanDEM-X coherence, Landsat 8 NDVI, and other vegetation indices of RVI, DVI, GRVI, EVI, LAI, GNDVI, SAVI, GVI, Brightness, Greenness, and Wetness. The best results were obtained using a Random forest regression algorithm, at the stand level, yielding a RMSE of 26 Mg ha-1 (34% of average biomass), with a r2 of 0.62. This method has the potential of creating spatially continuous biomass maps over entire biomes using only spaceborne sensors and requiring only low-intensity calibration.
Use of artificial tanning products among young adults.
Brooks, Katie; Brooks, Daniel; Dajani, Zeina; Swetter, Susan M; Powers, Erin; Pagoto, Sherry; Geller, Alan C
2006-06-01
Neither the prevalence of sunless tanner use nor its impact on sunburning and tanning bed use has been evaluated in the United States. We surveyed young adults in greater Boston to measure use of artificial tanning products, as well as recent history of sunburns and tanning bed use. In July 2004, 448 individuals 18 to 30 years of age completed a brief questionnaire at universities, shopping venues, and parks. Twenty-two percent of respondents used sunless tanning lotions in the preceding 12 months, and another 22% had not used them but would consider doing so in the coming year. Sunless tanning users were more likely to be female, younger, and more likely to report being severe burners. Both users and potential users were more likely to have sunburned during the summer and to have used tanning beds than those who neither used nor intended to use sunless tanning lotions, even after controlling for skin type. The study was based on a non-randomly selected sample in one city and was cross-sectional in nature. Our study raises the possibility that sunless tanning products do not decrease rates of sunburning or use of tanning beds. While safe alternatives to ultraviolet exposure are desirable, the potential risks of widely endorsing artificial tanning products must be considered.
Guy, Gery P; Zhang, Yuanhui; Ekwueme, Donatus U; Rim, Sun Hee; Watson, Meg
2017-02-01
Indoor tanning is associated with an increased risk of melanoma. The US Food and Drug Administration proposed prohibiting indoor tanning among minors younger than 18 years. We sought to estimate the health and economic benefits of reducing indoor tanning in the United States. We used a Markov model to estimate the expected number of melanoma cases and deaths averted, life-years saved, and melanoma treatment costs saved by reducing indoor tanning. We examined 5 scenarios: restricting indoor tanning among minors younger than 18 years, and reducing the prevalence by 20%, 50%, 80%, and 100%. Restricting indoor tanning among minors younger than 18 years was estimated to prevent 61,839 melanoma cases, prevent 6735 melanoma deaths, and save $342.9 million in treatment costs over the lifetime of the 61.2 million youth age 14 years or younger in the United States. The estimated health and economic benefits increased as indoor tanning was further reduced. Limitations include the reliance on available data and not examining compliance to indoor tanning laws. Reducing indoor tanning has the potential to reduce melanoma incidence, mortality, and treatment costs. These findings help quantify and underscore the importance of continued efforts to reduce indoor tanning and prevent melanoma. Published by Elsevier Inc.
State Indoor Tanning Laws and Prevalence of Indoor Tanning Among US High School Students, 2009-2015.
Qin, Jin; Holman, Dawn M; Jones, Sherry Everett; Berkowitz, Zahava; Guy, Gery P
2018-07-01
To examine the association between state indoor tanning laws and indoor tanning behavior using nationally representative samples of US high school students younger than 18 years. We combined data from the 2009, 2011, 2013, and 2015 national Youth Risk Behavior Surveys (n = 41 313) to analyze the association between 2 types of state indoor tanning laws (age restriction and parental permission) and the prevalence of indoor tanning during the 12 months before the survey, adjusting for age, race/ethnicity, and survey year, and stratified by gender. Age restriction laws were associated with a 47% (P < .001) lower indoor tanning prevalence among female high school students. Parental permission laws were not found to be associated with indoor tanning prevalence among either female or male high school students. Age restriction laws could contribute to less indoor tanning, particularly among female high school students. Such reductions may reduce the health and economic burden of skin cancer.
Youth indoor tanning and skin cancer prevention: lessons from tobacco control.
Seidenberg, Andrew B; Mahalingam-Dhingra, Aditya; Weinstock, Martin A; Sinclair, Craig; Geller, Alan C
2015-02-01
Youth use of ultraviolet-emitting indoor tanning beds represents a present and emerging public health crisis. Nearly 30% of white female high school students report tanning indoors, and a quarter of high school tanners have used a tanning bed more than 20 times in the past year. Despite the significant health risks of tanning beds, including potentially deadly melanoma and eye problems, limited actions have been taken in the U.S. to protect youth. Tobacco control policies and campaigns, which have sharply reduced youth smoking, may provide a useful framework to control indoor tanning among young people. This article describes several evidence-based tobacco control strategies with potential applicability to indoor tanning within the context of the U.S. Further, current tobacco control policies and current indoor tanning policies in the U.S. are compared, and recommendations on how to curtail youth indoor tanning are discussed. Copyright © 2015 American Journal of Preventive Medicine. Published by Elsevier Inc. All rights reserved.
Ultrasound assisted chrome tanning: Towards a clean leather production technology.
Mengistie, Embialle; Smets, Ilse; Van Gerven, Tom
2016-09-01
Nowadays, there is a growing demand for a cleaner, but still effective alternative for production processes like in the leather industry. Ultrasound (US) assisted processing of leather might be promising in this sense. In the present paper, the use of US in the conventional chrome tanning process has been studied at different pH, temperature, tanning time, chrome dose and US exposure time by exposing the skin before tanning and during tanning operation. Both prior exposure of the skin to US and US during tanning improves the chrome uptake and reduces the shrinkage significantly. Prior exposure of the skin to US increase the chrome uptake by 13.8% or reduces the chrome dose from 8% to 5% (% based on skin weight) and shorten the process time by half while US during tanning increases the chrome uptake by 28.5% or reduces the chrome dose from 8% to 4% (half) and the tanning time to one third compared to the control without US. Concomitantly, the resulting leather quality (measured as skin shrinkage) improved from 5.2% to 3.2% shrinkage in the skin exposed to US prior tanning and to 1.3% in the skin exposed to US during the tanning experiment. This study confirms that US chrome tanning is an effective and eco-friendly tanning process which can produce a better quality leather product in a shorter process time with a lower chromium dose. Copyright © 2016 Elsevier B.V. All rights reserved.
Significant Engagement in Tanning Behaviors by Men at a U.S. University.
Daniel, Casey L; Fernandez, Alyssa M; Gassman, Natalie R; Bae, Sejong; Blashill, Aaron J; Tan, Marcus C
2017-12-30
Adolescent and young adult men are a potentially overlooked population with respect to risky tanning behaviors. This study sought to determine the prevalence of various modes of tanning and associated variables among young men in a university setting in the southeastern United States. Undergraduate students at a public institution in Mobile, Alabama were surveyed electronically in March 2016. Of the 818 undergraduate men surveyed, over 90% reported tanning behaviors, with 37% reporting engaging in indoor tanning. Additionally, over 25% reported engaging in two or more types of tanning concurrently. These findings indicate that early intervention efforts targeting young men are needed to reduce risky tanning behaviors and associated negative health outcomes.
19 CFR 10.196 - Cost or value of materials produced in a beneficiary country or countries.
Code of Federal Regulations, 2010 CFR
2010-04-01
... country where it is tanned to create nonperishable “crust leather”. The tanned product is then imported... tanned to create nonperishable “crust leather”. The tanned skin is then imported directly into the U.S... composed is not wholly the growth, product, or manufacture of a beneficiary country and (2) the tanning...
Greene, Kathryn; Brinn, Laura S
2003-01-01
Understanding the effect of messages and other influences on health decision-making has the potential to decrease risky behavior such as tanning bed use. This study explores the effect of type of evidence, self-assessments of risk for skin cancer, and personality factors on intention to use and use of tanning beds among Caucasian female college students. Specifically, it targeted the perceived susceptibility component of the Health Belief Model and its impact on intention to tan as well as changes in actual tanning behavior. College students (N=141) in the southeast United States read randomly assigned messages and self-assessments, filled out surveys, and were later contacted for a follow-up telephone survey. The statistical message was rated higher on information value and also resulted in decreased intention to tan, decreased tanning behavior, and increased perceived susceptibility to skin cancer. The narrative message, in contrast, increased perceptions of realism and also worked to decrease intentions to tan. Additionally, the self-assessment manipulation resulted in increased susceptibility and decreased intention to tan and post tanning behavior. Personality factors explained small portions of variance. Key limitations and directions for future research are also addressed.
Salomone, Claudia; Majerson, Daniela; Molgó, Montserrat; de Santa María, Mariá Luisa Sáenz; Romero, William
2009-04-01
In recent years, the use of artificial tanning devices has become very popular in Chile. In April, 2007, a new law was established to regulate the non-medical use of tanning beds and tanning booths. The aim of this study was to evaluate the level and quality of information provided by tanning salon staff to clients before deciding on using the services. This information was collected before and 6 months after the law was enacted by researchers visiting tanning salons posing as potential clients. Using a previously designed questionnaire, 24 tanning salons in Santiago, Chile, were evaluated by researchers acting as potential customers without experience with artificial tanning devices. Employees were questioned using a hidden questionnaire before and 6 months after enactment of the law. Before the law, 25% of the establishments gave spontaneous information about the risks of using tanning beds, which increased to 45.8% after enactment of the law. Clients never received written information, either before or after enactment of the law. On both evaluations, more than 1/3 of the employees affirmed that there were no risks in using tanning beds. Before enactment of the law, only 12.5% of the tanning salons required the use of goggles, while after the law, this increased to 25% (P=NS). Only two establishments required that clients sign an informed consent form after enactment of the law. The level of knowledge among employees in tanning salons was very low and the quality of the information they provided to the clients was very poor. It was important to legislate on ultraviolet tanning services, but at present, the impact of the law has been very limited.
Indoor tanning bed use and risk of food addiction based on the modified Yale Food Addiction Scale
Li, Wen-Qing; McGeary, John E.; Cho, Eunyoung; Flint, Alan; Wu, Shaowei; Ascherio, Alberto; Rimm, Eric; Field, Alison; Qureshi, Abrar A.
2017-01-01
Abstract The popularity of indoor tanning may be partly attributed to the addictive characteristics of tanning for some individuals. We aimed to determine the association between frequent indoor tanning, which we view as a surrogate for tanning addiction, and food addiction. A total of 67,910 women were included from the Nurses’ Health Study II. In 2005, we collected information on indoor tanning during high school/college and age 25-35 years, and calculated the average use of indoor tanning during these periods. Food addiction was defined as ≥3 clinically significant symptoms plus clinically significant impairment or distress, assessed in 2009 using a modified version of the Yale Food Addiction Scale. Totally 23.3% (15,822) of the participants reported indoor tanning at high school/college or age 25-35 years. A total of 5,557 (8.2%) women met the criteria for food addiction. We observed a dose–response relationship between frequency of indoor tanning and the likelihood of food addiction (Ptrend < 0.0001), independent of depression, BMI, and other confounders. Compared with never indoor tanners, the odds ratio (95% confidence interval) of food addiction was 1.07 (0.99-1.17) for average indoor tanning 1-2 times/year, 1.25 (1.09-1.43) for 3-5 times/year, 1.34 (1.14-1.56) for 6-11 times/year, 1.61 (1.35-1.91) for 12-23 times/year, and 2.98 (1.95-4.57) for 24 or more times/year. Frequent indoor tanning before or at early adulthood is associated with prevalence of food addiction at middle age. Our data support the addictive property of frequent indoor tanning, which may guide intervention strategies to curb indoor tanning and prevent skin cancer. PMID:28808183
Risky sun tanning behaviours amongst Irish University students: a quantitative analysis.
Flannery, C; Burke, L-A; Grainger, L; Williams, P; Gage, H
2016-11-01
Despite Ireland's temperate maritime climate, it has the third highest rate of malignant melanoma in the European Union, indicating the need to recognise tanning practices as a risky behaviour, especially amongst those most at risk (the younger population). To explore the factors associated with deliberate sun tanning amongst university students in Cork, Ireland. Self-reported sun exposure, attitudes to tanning and sun protection practices were investigated using an online questionnaire in April 2010. There were 833 responses (8.33 %), mean age 22 years, 75 % female. Reporting deliberate tanning in the previous summer (n = 389, 46.7 %) was positively correlated (r = 0.622, p < 0.001) with stating an intention to tan next summer (n = 532, 63.9 %). Women and respondents with darker (vs. fairer) complexion were more likely to engage in deliberate tanning (p < 0.001). Deliberate tanning was associated with reporting enjoying tanning (p < 0.001), with reporting peer pressure into tanning (p = 0.039), and (marginally) with thinking it is worth getting burnt to get a tan (p = 0.068). Younger students were significantly more likely to report these attitudes; being a current smoker was associated with reporting peer pressure and that burning is worth a tan, indicating a level of risk-taking. Respondents reported (average) three sources of information on sun risks. Tanning is a form of strongly motivated risk-taking as much in a sun-limited country like Ireland as in hotter sun-rich climates. Risk communication strategies on sun exposure should be developed that target young people and improve their risk awareness.
Indoor tanning bed use and risk of food addiction based on the modified Yale Food Addiction Scale.
Li, Wen-Qing; E McGeary, John; Cho, Eunyoung; Flint, Alan; Wu, Shaowei; Ascherio, Alberto; Rimm, Eric; Field, Alison; A Qureshi, Abrar
2016-10-17
The popularity of indoor tanning may be partly attributed to the addictive characteristics of tanning for some individuals. We aimed to determine the association between frequent indoor tanning, which we view as a surrogate for tanning addiction, and food addiction. A total of 67,910 women were included from the Nurses' Health Study II. In 2005, we collected information on indoor tanning during high school/college and age 25-35 years, and calculated the average use of indoor tanning during these periods. Food addiction was defined as ≥3 clinically significant symptoms plus clinically significant impairment or distress, assessed in 2009 using a modified version of the Yale Food Addiction Scale. Totally 23.3% (15,822) of the participants reported indoor tanning at high school/college or age 25-35 years. A total of 5,557 (8.2%) women met the criteria for food addiction. We observed a dose-response relationship between frequency of indoor tanning and the likelihood of food addiction (P trend <0.0001), independent of depression, BMI, and other confounders. Compared with never indoor tanners, the odds ratio (95% confidence interval) of food addiction was 1.07 (0.99-1.17) for average indoor tanning 1-2 times/year, 1.25 (1.09-1.43) for 3-5 times/year, 1.34 (1.14-1.56) for 6-11 times/year, 1.61 (1.35-1.91) for 12-23 times/year, and 2.98 (1.95-4.57) for 24 or more times/year. Frequent indoor tanning before or at early adulthood is associated with prevalence of food addiction at middle age. Our data support the addictive property of frequent indoor tanning, which may guide intervention strategies to curb indoor tanning and prevent skin cancer.
Indoor tanning and risk of early-onset basal cell carcinoma
Ferrucci, Leah M.; Cartmel, Brenda; Molinaro, Annette M.; Leffell, David J.; Bale, Allen E.; Mayne, Susan T.
2011-01-01
Background Despite a rise in incidence of basal cell carcinoma (BCC) among young people and the ubiquity of indoor tanning in this population, few epidemiologic studies have investigated this exposure-disease relationship. Objective Evaluate the association between indoor tanning and early-onset BCC. Methods BCC cases (n=376) and controls with minor benign skin conditions (n=390) under age 40 were identified through Yale Dermatopathology. Participants provided information on ever indoor tanning, age of initiation, frequency, duration, burns while tanning, and type of tanning device during an in-person interview. We calculated odds ratios (OR) and 95% confidence intervals (CI) using multivariate logistic regression with never indoor tanners as the referent group. Results Ever indoor tanning was associated with a 69% increased risk of early-onset BCC (95% CI=1.15-2.48). This association was stronger among women (OR=2.14, 95% CI=1.31-3.47), for multiple BCCs (OR=2.16, 95% CI=1.26-3.70), and for BCCs on the trunk and extremities (OR=2.81, 95% CI=1.57-5.02). Risk increased dose-dependently with years used regular indoor tanning devices (p-trend=0.003), number of overall burns (p-trend=<0.001) and burns to biopsy site (p-trend=<0.001) from indoor tanning. Approximately one-quarter (27%) of early-onset BCCs (or 43% among women) could be prevented if individuals never tanned indoors. Limitations Potential recall bias of indoor tanning by cases and generalizability of the control population suggest replication in other studies is warranted. Conclusions Indoor tanning was a strong risk factor for early-onset BCC, particularly among women. Indoor tanning should continue to be targeted by both policy-based and behavioral interventions, as the impact on BCC-associated morbidity may be substantial. PMID:22153793
Appearance motives to tan and not tan: evidence for validity and reliability of a new scale.
Cafri, Guy; Thompson, J Kevin; Roehrig, Megan; Rojas, Ariz; Sperry, Steffanie; Jacobsen, Paul B; Hillhouse, Joel
2008-04-01
Risk for skin cancer is increased by UV exposure and decreased by sun protection. Appearance reasons to tan and not tan have consistently been shown to be related to intentions and behaviors to UV exposure and protection. This study was designed to determine the factor structure of appearance motives to tan and not tan, evaluate the extent to which this factor structure is gender invariant, test for mean differences in the identified factors, and evaluate internal consistency, temporal stability, and criterion-related validity. Five-hundred eighty-nine females and 335 male college students were used to test confirmatory factor analysis models within and across gender groups, estimate latent mean differences, and use the correlation coefficient and Cronbach's alpha to further evaluate the reliability and validity of the identified factors. A measurement invariant (i.e., factor-loading invariant) model was identified with three higher-order factors: sociocultural influences to tan (lower order factors: media, friends, family, significant others), appearance reasons to tan (general, acne, body shape), and appearance reasons not to tan (skin aging, immediate skin damage). Females had significantly higher means than males on all higher-order factors. All subscales had evidence of internal consistency, temporal stability, and criterion-related validity. This study offers a framework and measurement instrument that has evidence of validity and reliability for evaluating appearance-based motives to tan and not tan.
Miller, Kimberly A; Piombo, Sarah E; Cho, Junhan; Higgins, Shauna; Wysong, Ashley; Sussman, Steve; Cockburn, Myles G; Leventhal, Adam M
2018-02-23
Evidence indicates that tanning may be addictive and is associated with other behavioral health conditions. Few studies have examined tanning addiction among adolescents. We performed a cross-sectional study to explore the relationship between tanning addiction, substance use, and psychological conditions among a racially and ethnically diverse adolescent population. Tanning addiction was assessed using the modified CAGE measure among 11th grade students in Los Angeles (N = 2,637; response rate 78%). Overall, 7.02% of the sample met tanning addiction criteria. Tanning addiction was significantly associated with past 30-day smoking and marijuana use, problem substance use, depression, panic disorder, obsessive-compulsive disorder, and bipolar disorder in regression models. After controlling for all significant substance use and psychological variables, we found that problem marijuana use and obsessive-compulsive disorder remained significantly associated with tanning addiction (odds ratio = 2.06 [95% confidence interval = 1.03-4.09] and odds ratio = 2.54 [95% confidence interval = 1.73-3.72], respectively.) Tanning addiction was also significantly associated with multiple problem substance use and behavioral health conditions. Our findings indicate an appreciable prevalence of tanning addiction among ethnically and racially diverse adolescents and suggest the importance of addressing tanning addiction in the context of comorbid behavioral conditions to reduce this high-risk behavior among diverse youth. Copyright © 2018 The Authors. Published by Elsevier Inc. All rights reserved.
The role of commercial tanning beds and ultraviolet A light in the treatment of psoriasis.
Su, Johanna; Pearce, Daniel J; Feldman, Steven R
2005-01-01
Phototherapy is an effective, safe psoriasis treatment administered via office-based units or home devices. There is controversy over the use of commercial tanning beds; ultraviolet B (UVB) has documented efficacy although commercial beds emit largely UVA. To determine the efficacy of UVA and the role of commercial tanning beds in treating psoriasis. A literature search of UVA and commercial tanning was performed. UVA can be effective for psoriasis, but achieving the high doses required may not be practical. Tanning beds do emit UVB although amounts are variable. Because of variability in UVA and UVB output in different tanning bulbs, it is difficult to predict response rates using commercial tanning beds. UVA can be used to treat psoriasis but may not be practical. Commercial tanning beds, emitting both UVA and UVB, have a role in treating psoriasis as an alternative to office-based therapy.
Killer tans: state, feds crack down on indoor tanning.
Conde, Crystal
2010-05-01
The American Cancer Society says that using a tanning bed before age 35 increases a person's risk of developing melanoma by 75 percent. Physicians hope that recent actions by the FTC, along with TMA-supported state legislation placing age restrictions on minors' use of tanning beds, will spur the tanning industry to operate more responsibly and stop spreading false information to the public.
Aqua vs TanSat: A Long-Term Analysis
NASA Technical Reports Server (NTRS)
Pharr, James; Patano, Scott
2017-01-01
A six-year analysis between Aqua and TanSat was conducted in order to assess whether or not TanSat would be a continued threat to Aqua. It is predicted that TanSat will cross Aqua seven times prior to Aqua's predicted constellation exit and lowering in February 2022. The predicted crossing geometry is generally favorable at any of the crossings due to TanSat's orbit eccentricity.
2014-01-01
Background Tannase (tannin acyl hydrolase, EC 3.1.1.20) specifically catalyzes the hydrolysis of the galloyl ester bonds in hydrolyzable tannins to release gallic acid. The enzyme was found not only in fungal species but also many bacterial species including Lactobacillus plantarum, L. paraplantarum, and L. pentosus. Recently, we identified and expressed a tannase gene of L. plantarum, tanLpl, to show remarkable differences to characterized fungal tannases. However, little is known about genes responsible for tannase activities of L. paraplantarum and L. pentosus. We here identify the tannase genes (i.e. tanLpa and tanLpe) of the above lactobacilli species, and describe their molecular diversity among the strains as well as enzymological difference between species inclusive of L. plantarum. Results The genes encoding tannase, designated tanLpa and tanLpe, were cloned from Lactobacillus paraplantarum NSO120 and Lactobacillus pentosus 21A-3, which shared 88% and 72% amino acid identity with TanLpl, cloned from Lactobacillus plantarum ATCC 14917T, respectively. These three enzymes could comprise a novel tannase subfamily of independent lineage, because no other tannases in the databases share significant sequence similarity with them. Each of tanLpl, tanLpa, and tanLpe was expressed in Bacillus subtilis RIK 1285 and recombinant enzymes were secreted and purified. The Km values of the enzymes on each galloyl ester were comparable; however, the kcat/Km values of TanLpa for EGCg, ECg, Cg, and GCg were markedly higher than those for TanLpl and TanLpe. Their enzymological properties were compared to reveal differences at least in substrate specificity. Conclusion Two tannase genes responsible for tannase activities of L. paraplantarum and L. pentosus were identified and characterized. TanLpl, TanLpa and TanLpe forming a phylogenetic cluster in the known bacterial tannase genes and had a limited diversity in each other. Their enzymological properties were compared to reveal differences at least in substrate specificity. This is the first comparative study of closely related bacterial tannases. PMID:24708557
DOE Office of Scientific and Technical Information (OSTI.GOV)
Colwell, F.S.; Crawford, R.L.; Sorenson, K.
2005-09-01
Acceptance of monitored natural attenuation (MNA) as a preferred treatment technology saves significant site restoration costs for DOE. However, in order to be accepted MNA requires direct evidence of which processes are responsible for the contaminant loss and also the rates of the contaminant loss. Our proposal aims to: 1) provide evidence for one example of MNA, namely the disappearance of the dissolved trichloroethylene (TCE) from the Snake River Plain aquifer (SRPA) at the Idaho National Laboratory’s Test Area North (TAN) site, 2) determine the rates at which aquifer microbes can co-metabolize TCE, and 3) determine whether there are othermore » examples of natural attenuation of chlorinated solvents occurring at DOE sites. To this end, our research has several objectives. First, we have conducted studies to characterize the microbial processes that are likely responsible for the co-metabolic destruction of TCE in the aquifer at TAN (University of Idaho and INL). Second, we are investigating realistic rates of TCE co-metabolism at the low catabolic activities typical of microorganisms existing under aquifer conditions (INL). Using the co-metabolism rate parameters derived in low-growth bioreactors, we will complete the models that predict the time until background levels of TCE are attained in the aquifer at TAN and validate the long-term stewardship of this plume. Coupled with the research on low catabolic activities of co-metabolic microbes we are determining the patterns of functional gene expression by these cells, patterns that may be used to diagnose the co-metabolic activity in the SRPA or other aquifers.« less
Teens and Tanning Knowledge and Attitudes
Levine, Vicki J.; Steuer, Alexa B.; Sedwick, Carly
2009-01-01
Background: The incidence of skin cancer, including melanoma, continues to increase. Teenagers are especially vulnerable, as are young females. The incidence of melanoma among young women in their twenties and thirties has begun to increase again. These young people are also the population that frequent tanning salons. Objective: This voluntary, anonymous, New York University, Institutional Review Board-approved survey was given to students in grades 9 through 12 to ascertain their understanding of what causes skin cancers and the dangers of excessive sun exposure and tanning salons. Methods and materials: An Institutional Review Board-approved, 22-question survey was administered anonymously to more than 450 students with 368 returned responses. The survey was administered to students in grades 9 through 12 at two high schools in New York and New Jersey. Results: More than 80 percent of students view movie stars as tan and almost 60 percent see “tan” people as better looking. In addition, more than 90 percent believe that a tan does not prevent further damage to the skin (as opposed to the customary belief that a “base” tan can protect against extreme sun exposures, such as when on a tropical vacation). There appears to be a disconnect between knowledge and sun tanning behaviors. Most teenagers still believe that tans are attractive and teenage girls continue to use tanning salons and tan naturally. We need to address the connection between sun tanning in youth and skin cancers years later. Legislation to limit access of tanning salons to teenagers needs to be enacted. PMID:20967182
Lim, Henry W; James, William D; Rigel, Darrell S; Maloney, Mary E; Spencer, James M; Bhushan, Reva
2011-04-01
The incidence of melanoma skin cancer is increasing rapidly, particularly among young women in the United States. Numerous studies have documented an association between the use of indoor tanning devices and an increased risk of skin cancer, especially in young women. Studies have shown that ultraviolet exposure, even in the absence of erythema or burn, results in DNA damage. Countries and regulatory bodies worldwide have recognized the health risks associated with indoor tanning. In the United States, 32 states have passed legislation to regulate the indoor tanning industry, but there is an urgent need to restrict the use of indoor tanning devices at the federal level. The Food and Drug Administration is currently reviewing the classification of these devices. For all of these reasons, the Food and Drug Administration should prohibit the use of tanning devices by minors and reclassify tanning devices to at least class II to protect the public from the preventable cancers and other adverse effects caused by ultraviolet radiation from indoor tanning. Copyright © 2010 American Academy of Dermatology, Inc. Published by Mosby, Inc. All rights reserved.
Qian, Kuangnan; Edwards, Kathleen E; Dechert, Gary J; Jaffe, Stephen B; Green, Larry A; Olmstead, William N
2008-02-01
We report a new method for rapid measurement of total acid number (TAN) and TAN boiling point (BP) distribution for petroleum crude and products. The technology is based on negative ion electrospray ionization mass spectrometry (ESI-MS) for selective ionization of petroleum acid and quantification of acid structures and molecular weight distributions. A chip-based nanoelectrospray system enables microscale (<200 mg) and higher throughput (20 samples/h) measurement. Naphthenic acid structures were assigned based on nominal masses of a set of predefined acid structures. Stearic acid is used as an internal standard to calibrate ESI-MS response factors for quantification purposes. With the use of structure-property correlations, boiling point distributions of TAN values can be calculated from the composition. The rapid measurement of TAN BP distributions by ESI is demonstrated for a series of high-TAN crudes and distillation cuts. TAN values determined by the technique agree well with those by the titration method. The distributed properties compare favorably with those measured by distillation and measurement of TAN of corresponding cuts.
Tanning as an addictive behavior: a literature review.
Nolan, Bridgit V; Taylor, Sarah L; Liguori, Anthony; Feldman, Steven R
2009-02-01
Recent studies have identified reinforcing properties associated with tanning and suggest a possible physiologic mechanism and addiction driving tanning behavior. This article attempts to synthesize the existing literature on tanning and addiction to investigate possible associations. We investigated a variety of substance dependence models to define what constitutes dependence/addiction and to determine how current studies on tanning meet these criteria. In some individuals, tanning has met Diagnostic and Statistical Manual criteria for a substance-related disorder or tanning-modified Cut Down, Annoyed, Guilt, Eye-opener criteria. Trial studies have demonstrated the induction of withdrawal symptoms in frequent tanners. Additional studies are needed to investigate the associated dependency and addiction more fully and to elucidate its similarities to other better-known addictive syndromes. Tanning is a problem behavior, both as a health risk and as a possible dependency. Future studies, especially in the area of cognitive mapping and cue-related stimuli are needed. Imaging studies may be important in elucidating whether the same areas of the brain are involved in tanning addiction as in other addictive syndromes.
Exposure to indoor tanning without burning and melanoma risk by sunburn history.
Vogel, Rachel Isaksson; Ahmed, Rehana L; Nelson, Heather H; Berwick, Marianne; Weinstock, Martin A; Lazovich, DeAnn
2014-07-01
Indoor tanning is carcinogenic to humans. Individuals report that they tan indoors before planning to be in the sun to prevent sunburns, but whether skin cancer is subsequently reduced is unknown. Using a population-based case-control study, we calculated the association between melanoma and indoor tanning after excluding exposed participants reporting indoor tanning-related burns, stratified by their number of lifetime sunburns (0, 1-2, 3-5, >5). Confounding was addressed using propensity score analysis methods. All statistical tests were two-sided. We observed increased risk of melanoma across all sunburn categories for participants who had tanned indoors without burning compared with those who never tanned indoors, including those who reported zero lifetime sunburns (odds ratio = 3.87; 95% confidence interval = 1.68 to 8.91; P = .002). These data provide evidence that indoor tanning is a risk factor for melanoma even among persons who reported never experiencing burns from indoor tanning or outdoor sun exposure. © The Author 2014. Published by Oxford University Press. All rights reserved. For Permissions, please e-mail: journals.permissions@oup.com.
Exposure to indoor tanning without burning and melanoma risk by sunburn history.
Vogel, Rachel Isaksson; Ahmed, Rehana L; Nelson, Heather H; Berwick, Marianne; Weinstock, Martin A; Lazovich, DeAnn
2014-06-01
Indoor tanning is carcinogenic to humans. Individuals report that they tan indoors before planning to be in the sun to prevent sunburns, but whether skin cancer is subsequently reduced is unknown. Using a population-based case-control study, we calculated the association between melanoma and indoor tanning after excluding exposed participants reporting indoor tanning-related burns, stratified by their number of lifetime sunburns (0, 1-2, 3-5, >5). Confounding was addressed using propensity score analysis methods. All statistical tests were two-sided. We observed increased risk of melanoma across all sunburn categories for participants who had tanned indoors without burning compared with those who never tanned indoors, including those who reported zero lifetime sunburns (odds ratio = 3.87; 95% confidence interval = 1.68 to 8.91; P = .002). These data provide evidence that indoor tanning is a risk factor for melanoma even among persons who reported never experiencing burns from indoor tanning or outdoor sun exposure. © The Author 2014. Published by Oxford University Press. All rights reserved. For Permissions, please e-mail: journals.permissions@oup.com.
The Development and Validation of the Mood-based Indoor Tanning Scale.
Carcioppolo, Nick; Chen, Yixin; John, Kevin K; Gonzalez, Andrea Martinez; King, Andy J; Morgan, Susan E; Hu, Shasa
2017-01-01
Research indicates that mood-based motivations may be an important predictor of indoor tanning bed use and may be related to indoor tanning dependence. Problematically, little research has been conducted to develop a psychometric measure of mood-based tanning motivations. The current study seeks to develop and validate the moodbased indoor tanning scale (MITS). Two studies were conducted to identify and verify the MITS factor structure as well as assess construct validity. Study 1 was conducted at 5 geographically diverse universities in the United States. Study 2 was conducted by using a national online sample in the United States. Results from study 1 specified the factor structure of the MITS. Results from study 2 suggest that a one-point increase in the MITS measure corresponds with using indoor tanning beds 11 more times in the past year. These findings demonstrate that moodbased tanning motivations are a strong predictor of indoor tanning intentions and behavior. Further, they suggest that health behavior researchers and healthcare practitioners can use the MITS to assess the extent to which mood-based motivations impact indoor tanning bed use.
A Preliminary Investigation of the Predictors of Tanning Dependence
Heckman, Carolyn J.; Egleston, Brian L.; Wilson, Diane B.; Ingersoll, Karen S.
2014-01-01
Objectives To investigate possible predictors of tanning dependence including demographic variables, exposure and protective behaviors, and other health-related behaviors. Methods This study consisted of an online survey of 400 students and other volunteers from a university community. Results Twenty-seven percent of the sample was classified as tanning dependent. Tanning dependence was predicted by ethnicity and skin type, indoor and outdoor tanning and burning, and lower skin protective behaviors, as well as smoking and body mass index. Conclusions Young adults are at risk for tanning dependence, which can be predicted by specific demographic and behavioral variables. PMID:18241130
Tanning accelerators: prevalence, predictors of use, and adverse effects.
Herrmann, Jennifer L; Cunningham, Rachel; Cantor, Alan; Elewski, Boni E; Elmets, Craig A
2015-01-01
Tanning accelerators are topical products used by indoor tanners to augment and hasten the tanning process. These products contain tyrosine, psoralens, and/or other chemicals. We sought to better define the population using accelerators, identify predictors of their use, and describe any related adverse effects. This cross-sectional study surveyed 200 indoor tanners about their tanning practices and accelerator use. Primary analysis compared accelerator users with nonusers with respect to questionnaire variables. Descriptive statistics and χ(2) contingency tables were applied to identify statistically significant variables. Of respondents, 53% used accelerators; 97% were female and 3% were male with a median age of 22 years (range: 19-67). Users were more likely to spray tan, tan frequently, and be addicted to tanning. Acne and rashes were more common in accelerator users. Adverse reactions to accelerators prevented their further use 31% of the time. A limited adult population was evaluated; exact accelerator ingredients were not examined. Tanning accelerator users are high-risk indoor tanners who tan more frequently and who are more likely addicted to tanning. Acne and rashes are more common with these products and act as only mild deterrents to continued use. Additional research should investigate accelerators' longer-term health effects. Copyright © 2014 American Academy of Dermatology, Inc. Published by Elsevier Inc. All rights reserved.
Torras, Josep; Buj, Irene; Rovira, Miquel; de Pablo, Joan
2012-03-30
Chromium plating used for functional purposes provides an extremely hard, wear and corrosion resistant layer by means of electrolytic deposition. Typical layer thicknesses range between 2.5 and 500 μm. Chromium electroplating baths contain high concentrations of Cr(VI) with chromium trioxide (CrO(3)) as the chromium source. When because of technical or economic reasons a bath gets exhausted, a waste containing mainly chromium as dichromate as well as other heavy metals is generated. Chromium may then be purified for use in other industrial processes with different requirements. In this work, a sustainable system for using galvanic wastes as reagents in the leather tanning industry, thus reducing quantity of wastes to be treated, is presented. Metal cations present in the chromium exhausted bath were precipitated with NaOH. Then, the solution containing mainly soluble Cr(VI) was separated. By means of sodium sulphite in acidic conditions, Cr(VI) was reduced to Cr(III) as chromium (III) sulphate. From chromium (III) sulphate a basic Cr(III) sulphate may be obtained, which is one of most used compounds in the tanning industry. Cr(III) concentration in the final solution allows its reuse without concentration, but with a slight dilution. Copyright © 2012 Elsevier B.V. All rights reserved.
Melo, Menilla M A; Daniele-Silva, Alessandra; Teixeira, Diego G; Estrela, Andréia B; Melo, Karolline R T; Oliveira, Verônica S; Rocha, Hugo A O; Ferreira, Leandro de Santis; Pontes, Daniel L; Lima, João P M S; Silva-Júnior, Arnóbio A; Barbosa, Euzebio G; Carvalho, Eneas; Fernandes-Pedrosa, Matheus F
2017-08-01
Anionic Peptides are molecules rich in aspartic acid (Asp) and/or glutamic acid (Glu) residues in the primary structure. This work presents, for the first time, structural characterization and biological activity assays of an anionic peptide from the venom of the scorpion Tityus stigmurus, named TanP. The three-dimensional structure of TanP was obtained by computational modeling and refined by molecular dynamic (MD) simulations. Furthermore, we have performed circular dichroism (CD) analysis to predict TanP secondary structure, and UV-vis spectroscopy to evaluate its chelating activity. CD indicated predominance of random coil conformation in aqueous medium, as well as changes in structure depending on pH and temperature. TanP has chelating activity on copper ions, which modified the peptide's secondary structure. These results were corroborated by MD data. The molar ratio of binding (TanP:copper) depends on the concentration of peptide: at lower TanP concentration, the molar ratio was 1:5 (TanP:Cu 2+ ), whereas in concentrated TanP solution, the molar ratio was 1:3 (TanP:Cu 2+ ). TanP was not cytotoxic to non-neoplastic or cancer cell lines, and showed an ability to inhibit the in vitro release of nitric oxide by LPS-stimulated macrophages. Altogether, the results suggest TanP is a promising peptide for therapeutic application as a chelating agent. Copyright © 2017 Elsevier Inc. All rights reserved.
Indoor Tanning and Problem Behavior
ERIC Educational Resources Information Center
Bagdasarov, Zhanna; Banerjee, Smita; Greene, Kathryn; Campo, Shelly
2008-01-01
Objective: The authors examined factors predicting college students' use of tanning beds. Participants and Methods: Undergraduate students (N = 745) at a large Northeastern university participated in the study by answering a survey measuring tanning behavior and other psychosocial variables, including sensation seeking, self-esteem, tanning image…
Back-to-Back Martian Dust Storms
2017-03-09
This frame from a movie clip of hundreds of images from NASA's Mars Reconnaissance Orbiter shows a global map of Mars with atmospheric changes from Feb. 18, 2017 through March 6, 2017, a period when two regional-scale dust storms appeared. It combines hundreds of images from the Mars Color Imager (MARCI) camera on NASA's Mars Reconnaissance Orbiter. The date for each map in the series is given at upper left. Dust storms appear as pale tan. In the opening frames, one appears left of center, near the top (north) of the map, then grows in size as it moves south, eventually spreading to about half the width of the map after reaching the southern hemisphere. As the dust from that first storm becomes more diffuse in the south, another storm appears near the center of the map in the final frames. In viewing the movie, it helps to understand some of the artifacts produced by the nature of MARCI images when seen in animation. MARCI acquires images in swaths from pole-to-pole during the dayside portion of each orbit. The camera can cover the entire planet in just over 12 orbits, and takes about one day to accumulate this coverage. The individual swaths for each day are assembled into a false-color, map-projected mosaic for the day. Equally spaced blurry areas that run from south-to-north result from the high off-nadir viewing geometry in those parts of each swath, a product of the spacecraft's low orbit. Portions with sharper-looking details are the central part of an image, viewing more directly downward through less atmosphere than the obliquely viewed portions. MARCI has a 180-degree field of view, and Mars fills about 78 percent of that field of view when the camera is pointed down at the planet. However, the Mars Reconnaissance Orbiter often is pointed to one side or the other off its orbital track in order to acquire targeted observations by other imaging systems on the spacecraft. When such rolls exceed about 20 degrees, gaps occur in the mosaic of MARCI swaths. Other dark gaps appear where data are missing. It isn't easy to see the actual dust motion in the atmosphere in these images, owing to the apparent motion of these artifacts. However, by concentrating on specific surface features (craters, prominent ice deposits, etc.) and looking for the tan clouds of dust, it is possible to see where the storms start and how they grow, move and eventually dissipate. Movies are available at http://photojournal.jpl.nasa.gov/catalog/PIA21484
Stapleton, Jerod L; Crabtree, Benjamin F
2017-04-04
Many young women experiment with using indoor tanning beds with some becoming regular users. There is a dearth of research focused on factors related to the development of regular tanning. This study was designed to gain an in-depth understanding of the experiences of a regular indoor tanning bed user for the purpose of discovering working hypotheses related to the development of this behavior. The article thesis is that initial interactions with tanning salon employees transmit insider knowledge that serves to encourage the regular use of indoor tanning beyond experimentation. We used Spradley's ethnographic interviewing technique to conduct six iterative interviews with a key informant who was an active indoor tanning bed user and former salon employee. The research was completed in the United States in 2015. The informant described her experiences as a salon employee including her interactions with salon patrons. The informant was trained as a salon employee to talk about tanning as a complex process that requires multiple salon visits to achieve desired results and to develop rapport with salon patrons to be viewed as an important source of guidance and advice. In the informant's experience, indoor tanning users who viewed tanning as a complex process and felt connected to salon employees were more receptive to purchasing larger amounts of bulk tanning sessions and committing to purchasing salon memberships. Findings provide insights into our understanding of the development of regular tanning behavior and we propose working hypotheses about this behavior to be examined in future research. There are also implications for policy makers to reduce excessive tanning behaviors including considering point-of-sale regulations that limit sales techniques of salon employees and pricing restrictions.
[What nosographic framework for excessive tanning?].
Petit, A; Karila, L; Lejoyeux, M
2014-04-01
Socially valorised tanning, like other forms of behaviour, can take on an addictive aspect. Excessive tanning, defined by the presence of impulsivity and repetition of tanning that leads to personal distress, is a psychiatric disorder that has only recently been recognized. This finding is based on the observations of many dermatologists who report an addictive relationship in their patients with tanning cabins despite announcement of the diagnosis of malignant melanoma. This article attempts to synthesize the existing literature on excessive tanning and addiction to investigate possible associations. This review focuses on the prevalence, clinical features, aetiology, and treatment of this disorder. The literature review was conducted from 1983 to 2012, using PubMed, Google Scholar, EMBASE, and PsycInfo, using the following keywords alone or combined: Tanning, Addiction, Sunbeds, Skin cancer prevention, and Treatment. We investigated different models to determine how excessive tanning met these criteria. Excessive Tanning was described in the 2000s by an American dermatologist, Carolyn Heckman. Wartham et al. were the first to have proposed a theoretical framework for addiction to sunbathing, as well as two scales (m CAGE and m DSM IV) for the diagnosis and to assess the degree of addiction. These diagnostic criteria describe the craving like-symptoms, the feeling of losing control, or the continuation of the behavior despite knowledge of negative consequences. Excessive Tanning is not present in the classifications of the DSM or ICD, but may be related to Addiction, Obsessive-Compulsive Disorder, Impulse control disorders, Anorexia, or Body Dysmorphic Disorder. Excessive tanning can be included in the spectrum of behavioural addictions due its clinical characteristics in common with classics addictive disorders. They are a variety of other models, which may offer an explanation for or insight into tanning behaviour. Further studies must be controlled, notably on clinical psychopathology, neurobiology and management to improve our understanding of excessive tanning. Copyright © 2013 L’Encéphale, Paris. Published by Elsevier Masson SAS. All rights reserved.
Dermatology Residents are Prescribing Tanning Bed Treatment.
Anderson, Kathryn L; Huang, Karen E; Huang, William W; Feldman, Steven R
2016-07-15
Although 90% of dermatologists discourage the use of tanning beds, about half of psoriasis patients report using tanning beds and most of these note improvement. The purpose of this investigation was to determine if dermatology residents are advocating the tanning bed use to their patients.
Prevalence and Correlates of Indoor Tanning among U.S. Adults
Heckman, Carolyn J.; Coups, Elliot J.; Manne, Sharon L.
2008-01-01
Background Little is known about the prevalence of indoor tanning among the U.S. general adult population. Objectives This study sought to (1) describe the prevalence of indoor tanning throughout adulthood, (2) identify demographic and psychosocial correlates of indoor tanning, and (3) determine whether these correlates vary by age group. Methods This study used data from the 2005 National Health Interview Survey, an annual health survey of the U.S. adult population. Results Indoor tanning rates were higher among individuals who were young, white, and female. Rates of indoor tanning in the last year varied from 20.4% for 18−29 year-olds to 7.8% for those 65 years and older. A variety of demographic, health, and behavioral health risk factors correlated with indoor tanning. Limitations The study design was cross-sectional and all data were self-reported. Conclusions Health care providers should address indoor tanning as a health risk factor across the lifespan. PMID:18328594
Exposure to Indoor Tanning Without Burning and Melanoma Risk by Sunburn History
Vogel, Rachel Isaksson; Ahmed, Rehana L.; Nelson, Heather H.; Berwick, Marianne; Weinstock, Martin A.
2014-01-01
Indoor tanning is carcinogenic to humans. Individuals report that they tan indoors before planning to be in the sun to prevent sunburns, but whether skin cancer is subsequently reduced is unknown. Using a population-based case–control study, we calculated the association between melanoma and indoor tanning after excluding exposed participants reporting indoor tanning–related burns, stratified by their number of lifetime sunburns (0, 1–2, 3–5, >5). Confounding was addressed using propensity score analysis methods. All statistical tests were two-sided. We observed increased risk of melanoma across all sunburn categories for participants who had tanned indoors without burning compared with those who never tanned indoors, including those who reported zero lifetime sunburns (odds ratio = 3.87; 95% confidence interval = 1.68 to 8.91; P = .002). These data provide evidence that indoor tanning is a risk factor for melanoma even among persons who reported never experiencing burns from indoor tanning or outdoor sun exposure. PMID:25031276
Exposure to Indoor Tanning Without Burning and Melanoma Risk by Sunburn History
Vogel, Rachel Isaksson; Ahmed, Rehana L.; Nelson, Heather H.; Berwick, Marianne; Weinstock, Martin A.
2014-01-01
Indoor tanning is carcinogenic to humans. Individuals report that they tan indoors before planning to be in the sun to prevent sunburns, but whether skin cancer is subsequently reduced is unknown. Using a population-based case–control study, we calculated the association between melanoma and indoor tanning after excluding exposed participants reporting indoor tanning–related burns, stratified by their number of lifetime sunburns (0, 1–2, 3–5, >5). Confounding was addressed using propensity score analysis methods. All statistical tests were two-sided. We observed increased risk of melanoma across all sunburn categories for participants who had tanned indoors without burning compared with those who never tanned indoors, including those who reported zero lifetime sunburns (odds ratio = 3.87; 95% confidence interval = 1.68 to 8.91; P = .002). These data provide evidence that indoor tanning is a risk factor for melanoma even among persons who reported never experiencing burns from indoor tanning or outdoor sun exposure. PMID:24872541
Cao, Shan; Liu, Bing; Cheng, Baozhen; Lu, Fuping; Wang, Yanping; Li, Yu
2017-01-05
The eco-friendly combination tanning process has been developed to reduce chromium in existing researches, which is based on zinc tanning agents. This can be considered as a less-chrome substitute for current tanning process. To gain deeper understanding of the binding mechanisms of zinc-collagen interaction, which are affected by tanning pH, experiments have been carried out. Analysis in this paper reveals how chemical bonds from the collagen's main function groups combine with zinc. XPS and NIR data was analyzed for further understanding of where the zinc binding sites lie on collagen fibers at different pH. The results indicate that high pH is helpful to amino-binding sites while low pH promotes carboxyl-binding sites on collagen fibers. Furthermore, from the effect of Zinc-chrome combination tanning, we can see that the new method reduces the chromium dosage in tanning process compared to the conventional chrome tanning method. Copyright © 2016 Elsevier B.V. All rights reserved.
2017-12-08
In late February, 2013 the Aqua satellite passed over Scotland as the clouds parted, allowing the Moderate Resolution Imaging Spectroradiometer (MODIS) flying aboard to capture a clear image of the late winter landscape. This image was captured at 1320 UTC (1:20 in the afternoon local time) on February 27. England makes up about the southern third of the image. The border between England and Scotland runs from the River Tweed on the east coast and the Solway Firth along the Cheviot Hills of the west coast. The Solway Firth is an estuary of the Irish Sea, and was filled with tan-colored sediment at the time of this image. Further north on the west coast of Scotland, the Firth of Clyde is hidden under a bank of low clouds (fog). Scotland’s Southern Uplands lie just north of the border and the Central Lowlands just north of that. The Grampian Mountains are found in the center of the country, and the high peaks wear a covering of snow and ice year-round. Finally the Northern Highlands can be seen peeking out from under a large bank of clouds. The Northern Highlands and the Grampian Mountains are separated by a striking feature - the Great Glen Fault. This is a 100 km-long strike-slip fault which runs from Moray Firth in the east to Fort William at the head of Loch Linnhe in the west. The Great Glen contains the United Kingdom’s deepest freshwater loch, the famous Loch Ness. Credit: NASA/GSFC/Jeff Schmaltz/MODIS Land Rapid Response Team NASA image use policy. NASA Goddard Space Flight Center enables NASA’s mission through four scientific endeavors: Earth Science, Heliophysics, Solar System Exploration, and Astrophysics. Goddard plays a leading role in NASA’s accomplishments by contributing compelling scientific knowledge to advance the Agency’s mission. Follow us on Twitter Like us on Facebook Find us on Instagram
Geller, Alan C; Colditz, Graham; Oliveria, Susan; Emmons, Karen; Jorgensen, Cynthia; Aweh, Gideon N; Frazier, A Lindsay
2002-06-01
To describe the association of sunscreen use, sunburning, and tanning bed use by age, sex, residence, and psychosocial variables associated with tan-seeking behaviors, and to compare these findings with sun protection recommendations from federal agencies and cancer organizations. A cross-sectional study, from all 50 states, of 10 079 boys and girls 12 to 18 years of age in 1999. Data were collected from self-report questionnaires with the children of the participants from the Nurses Health Study (Growing Up Today Study). The prevalence of sunscreen use was 34.4% with girls more likely to use sunscreen than boys (40.0 vs 26.4, odds ratio: 1.86; 95% confidence interval: 1.70-2.03). Eighty-three percent of respondents had at least 1 sunburn during the previous summer, and 36% had 3 or more sunburns. Nearly 10% of respondents used a tanning bed during the previous year. Girls were far more likely than boys to report tanning bed use (14.4 vs 2.4), and older girls (ages 15-18) were far more likely than younger girls (ages 12-14) to report tanning bed use (24.6% vs 4.7). Tanning bed use increased from 7% among 14-year-old girls to 16% by age 15, and more than doubled again by age 17 (35%; N = 244). Multivariate analysis demonstrated that attitudes associated with tanning, such as the preference for tanned skin, having many friends who were tanned, and belief in the worth of burning to get a tan, were generally associated with sporadic sunscreen use, more frequent sunburns, and increased use of tanning beds. Our findings suggest that many children are at subsequent risk of skin cancer because of suboptimal sunscreen use, high rates of sunburning, and tanning bed use. Recommendations in the United States for improved sun protection and avoidance of tanning beds and sunburning, which began in the early 1990s, have been primarily unheeded. Nationally coordinated campaigns with strong policy components must be developed and sustained to prevent skin cancer in a new generation of children and adolescents.
TaN resistor process development and integration.
DOE Office of Scientific and Technical Information (OSTI.GOV)
Romero, Kathleen; Martinez, Marino John; Clevenger, Jascinda
This paper describes the development and implementation of an integrated resistor process based on reactively sputtered tantalum nitride. Image reversal lithography was shown to be a superior method for liftoff patterning of these films. The results of a response surface DOE for the sputter deposition of the films are discussed. Several approaches to stabilization baking were examined and the advantages of the hot plate method are shown. In support of a new capability to produce special-purpose HBT-based Small-Scale Integrated Circuits (SSICs), we developed our existing TaN resistor process, designed for research prototyping, into one with greater maturity and robustness. Includedmore » in this work was the migration of our TaN deposition process from a research-oriented tool to a tool more suitable for production. Also included was implementation and optimization of a liftoff process for the sputtered TaN to avoid the complicating effects of subtractive etching over potentially sensitive surfaces. Finally, the method and conditions for stabilization baking of the resistors was experimentally determined to complete the full implementation of the resistor module. Much of the work to be described involves the migration between sputter deposition tools - from a Kurt J. Lesker CMS-18 to a Denton Discovery 550. Though they use nominally the same deposition technique (reactive sputtering of Ta with N{sup +} in a RF-excited Ar plasma), they differ substantially in their design and produce clearly different results in terms of resistivity, conformity of the film and the difference between as-deposited and stabilized films. We will describe the design of and results from the design of experiments (DOE)-based method of process optimization on the new tool and compare this to what had been used on the old tool.« less
Acculturation, Skin Tone Preferences, and Tanning Behaviours Among Young Adult Asian Australians.
Day, Ashley K; Wilson, Carlene J; Hutchinson, Amanda D; Roberts, Rachel M
2016-10-01
Australia has a significant proportion of residents of Asian heritage. Although the incidence of skin cancer is lower in those of Asian heritage than Caucasians, their prognosis is often worse. Sociocultural variables are central to the tanning behaviours of individuals from Western cultures. We examined the role of sociocultural variables in the tanning behaviours (outdoor tanning, indoor/solarium and fake tan use) among Asian Australians. A sample of 399 young adults identifying either as a person of Asian heritage or as Asian Australian participated in an online survey. Our results suggest that Asian Australians are at risk of skin cancer; over 35 % of the sample reported engaging in outdoor tanning and over 10 % in solarium tanning. After controlling for demographic factors and skin cancer knowledge, preferring a darker skin tone and being acculturated to Australia were significantly associated with tanning behaviour. Participants' low levels of skin cancer knowledge are of concern, and possibilities for improving knowledge levels in this group are considered. Further, we recommended that future research studies investigate sociocultural and appearance-related beliefs associated with tanning behaviours in this population, in order to determine best avenues for intervention.
Woodruff, Susan I.; Slymen, Donald J.; Sallis, James F.; Forster, Jean L.; Clapp, Elizabeth J.; Hoerster, Katherine D.; Pichon, Latrice C.; Weeks, John R.; Belch, George E.; Weinstock, Martin A.; Gilmer, Todd
2011-01-01
Objectives. We evaluated psychosocial, built-environmental, and policy-related correlates of adolescents’ indoor tanning use. Methods. We developed 5 discrete data sets in the 100 most populous US cities, based on interviews of 6125 adolescents (aged 14–17 years) and their parents, analysis of state indoor tanning laws, interviews with enforcement experts, computed density of tanning facilities, and evaluations of these 3399 facilities’ practices regarding access by youths. After univariate analyses, we constructed multilevel models with generalized linear mixed models (GLMMs). Results. In the past year, 17.1% of girls and 3.2% of boys had used indoor tanning. The GLMMs indicated that several psychosocial or demographic variables significantly predicted use, including being female, older, and White; having a larger allowance and a parent who used indoor tanning and allowed their adolescent to use it; and holding certain beliefs about indoor tanning's consequences. Living within 2 miles of a tanning facility also was a significant predictor. Residing in a state with youth-access legislation was not significantly associated with use. Conclusions. Current laws appear ineffective in reducing indoor tanning; bans likely are needed. Parents have an important role in prevention efforts. PMID:21421947
USDA-ARS?s Scientific Manuscript database
Tanning of animal hides produces leather, a durable, flexible material that is stabilized against putrefaction. Chrome-tanned wet blue, aldehyde crosslinked wet white, and vegetable tanned hides are major contributors to current leather production. Although the chemistries involved are significant...
77 FR 43157 - Disregarded Entities and the Indoor Tanning Services Excise Tax; Correction
Federal Register 2010, 2011, 2012, 2013, 2014
2012-07-24
... Disregarded Entities and the Indoor Tanning Services Excise Tax; Correction AGENCY: Internal Revenue Service... disregarded entities (including qualified subchapter S subsidiaries) and the indoor tanning services excise... with respect to the indoor tanning services excise tax--(A) In general. Notwithstanding any other...
Education versus regulation: The case for regulating the indoor tanning industry.
Benet, Suzeanne; Kraft, Frederic
2016-05-01
We examine marketing strategies for indoor tanning services that often target young adult females. Evidence of the addictive nature of indoor tanning suggests that young adults may be vulnerable to the promotion of indoor tanning and as a result deserve greater protection from the marketing of these services. As public awareness of the rising numbers of skin cancers linked to indoor tanning grows, we believe that the public will support increased regulation of this industry.
Preventing Skin Cancer Through Reduction of Indoor Tanning
Watson, Meg; Holman, Dawn M.; Fox, Kathleen A.; Guy, Gery P.; Seidenberg, Andrew B.; Sampson, Blake P.; Sinclair, Craig; Lazovich, DeAnn
2015-01-01
Exposure to ultraviolet radiation from indoor tanning devices (tanning beds, booths, and sun lamps) or from the sun contributes to the risk of skin cancer, including melanoma, which is the type of skin cancer responsible for most deaths. Indoor tanning is common among certain groups, especially among older adolescents and young adults, adolescent girls and young women, and non-Hispanic whites. Increased understanding of the health risks associated with indoor tanning has led to many efforts to reduce use. Most environmental and systems efforts in the U.S. (e.g., age limits or requiring parental consent/accompaniment) have occurred at the state level. At the national level, the U.S. Food and Drug Administration and the Federal Trade Commission regulate indoor tanning devices and advertising, respectively. The current paper provides a brief review of (1) the evidence on indoor tanning as a risk factor for skin cancer; (2) factors that may influence use of indoor tanning devices at the population level; and (3) various environmental and systems options available for consideration when developing strategies to reduce indoor tanning. This information provides the context and background for the companion paper in this issue of the American Journal of Preventive Medicine, which summarizes highlights from an informal expert meeting convened by the CDC in August 2012 to identify opportunities to prevent skin cancer by reducing use of indoor tanning devices. PMID:23683987
Preventing skin cancer through reduction of indoor tanning: current evidence.
Watson, Meg; Holman, Dawn M; Fox, Kathleen A; Guy, Gery P; Seidenberg, Andrew B; Sampson, Blake P; Sinclair, Craig; Lazovich, DeAnn
2013-06-01
Exposure to ultraviolet radiation from indoor tanning devices (tanning beds, booths, and sun lamps) or from the sun contributes to the risk of skin cancer, including melanoma, which is the type of skin cancer responsible for most deaths. Indoor tanning is common among certain groups, especially among older adolescents and young adults, adolescent girls and young women, and non-Hispanic whites. Increased understanding of the health risks associated with indoor tanning has led to many efforts to reduce use. Most environmental and systems efforts in the U.S. (e.g., age limits or requiring parental consent/accompaniment) have occurred at the state level. At the national level, the U.S. Food and Drug Administration and the Federal Trade Commission regulate indoor tanning devices and advertising, respectively. The current paper provides a brief review of (1) the evidence on indoor tanning as a risk factor for skin cancer; (2) factors that may influence use of indoor tanning devices at the population level; and (3) various environmental and systems options available for consideration when developing strategies to reduce indoor tanning. This information provides the context and background for the companion paper in this issue of the American Journal of Preventive Medicine, which summarizes highlights from an informal expert meeting convened by the CDC in August 2012 to identify opportunities to prevent skin cancer by reducing use of indoor tanning devices. Published by Elsevier Inc.
Indoor tanning by adolescents: prevalence, practices and policies.
Lazovich, DeAnn; Forster, Jean
2005-01-01
Despite known acute and chronic health effects from the use of indoor tanning, including the potential for all forms of skin cancer, the practice is popular in the United States (US) and Europe. A review of the scientific literature that examines adolescents and indoor tanning use was undertaken, summarising what is known about prevalence and practices among adolescents, characteristics associated with adolescent use, and policies that regulate adolescent access to indoor tanning facilities. The prevalence of indoor tanning is consistently found to be higher among girls than boys and to increase with age in both Europe and the US. An examination of other demographic characteristics, skin cancer risk factors, knowledge, attitudes and social factors points to higher prevalence of the behaviour among adolescents with positive attitudes towards tans and whose friends or parents also tan indoors. Adolescent access to indoor tanning is rarely regulated in the US or Europe, and where regulations exist, business compliance is low. In addition, businesses actively market their product to adolescents as they organise to limit further regulations prohibiting adolescent access. Pricing, licensure, advertising restrictions and media campaigns, in combination with adolescent-targeted interventions, are possible strategies that could be tested for their effectiveness to reduce adolescent indoor tanning use. Harm reduction policies, such as eye protection, that reduce risk for adolescents who choose to tan indoors, are also important.
Heckman, Carolyn; Darlow, Susan; Cohen-Filipic, Jessye; Kloss, Jacqueline
2016-01-01
Indoor tanning (IT) has been linked with psychiatric and addictive symptoms, and frequent tanning may indicate tanning dependence (addiction). The current study evaluated the effects of an IT episode on mood states and the association of these effects with psychiatric and addictive symptoms among young adult female indoor tanners. One-hundred thirty-nine female university students aged 18-25 years who had indoor tanned completed an online survey including the Positive and Negative Affects Scales and a standardized psychiatric interview (the MINI International Neuropsychiatric Interview) via telephone. Psychiatric and addictive symptoms were relatively common among these young adult female indoor tanners. Overall, participants reported significant decreases in both negative (upset, scared, irritable, nervous, jittery, afraid) and positive (feeling interested) mood states after their most recent tanning episode. Multivariable linear regression analyses showed that more frequent indoor tanning in the past month and symptoms of illicit drug use disorders were associated with decreases in negative mood, and symptoms of generalized anxiety disorder were associated with a decrease in feeling interested. In summary, indoor tanners report relatively high rates of psychiatric and substance use symptoms, including symptoms of tanning dependence, and indoor tanning appears to alter mood. Women with certain substance use and psychiatric characteristics may be more vulnerable to such mood changes after tanning indoors. Further research is needed to clarify the relationships among these variables. PMID:27403462
Heckman, Carolyn; Darlow, Susan; Cohen-Filipic, Jessye; Kloss, Jacqueline
2016-06-23
Indoor tanning (IT) has been linked with psychiatric and addictive symptoms, and frequent tanning may indicate tanning dependence (addiction). The current study evaluated the effects of an IT episode on mood states and the association of these effects with psychiatric and addictive symptoms among young adult female indoor tanners. One-hundred thirty-nine female university students aged 18-25 years who had indoor tanned completed an online survey including the Positive and Negative Affects Scales and a standardized psychiatric interview (the MINI International Neuropsychiatric Interview) via telephone. Psychiatric and addictive symptoms were relatively common among these young adult female indoor tanners. Overall, participants reported significant decreases in both negative (upset, scared, irritable, nervous, jittery, afraid) and positive (feeling interested) mood states after their most recent tanning episode. Multivariable linear regression analyses showed that more frequent indoor tanning in the past month and symptoms of illicit drug use disorders were associated with decreases in negative mood, and symptoms of generalized anxiety disorder were associated with a decrease in feeling interested. In summary, indoor tanners report relatively high rates of psychiatric and substance use symptoms, including symptoms of tanning dependence, and indoor tanning appears to alter mood. Women with certain substance use and psychiatric characteristics may be more vulnerable to such mood changes after tanning indoors. Further research is needed to clarify the relationships among these variables.
Woo, Denise K; Eide, Melody J
2010-01-01
Indoor tanning has become increasingly popular over the past decades, despite evidence of an increased risk of melanoma and, possibly, nonmelanoma skin cancer. Tanning bed proponents cite the health benefits of vitamin D to support indoor tanning, including concerns that reduced vitamin D levels or certain vitamin D receptor polymorphisms may be associated with increased incidence of various cancers, including cutaneous melanoma. However, most tanning devices primarily emit ultraviolet A, which is relatively ineffective in stimulating vitamin D synthesis. Health benefits can be fully dissociated from the ultraviolet exposure risks with vitamin D supplementation, although optimal levels remain to be established. Indoor tanning represents an avoidable risk factor for skin cancer, and education of the general public as well as the enactment and stricter enforcement of indoor tanning legislation are a public health imperative.
Gambla, William C; Fernandez, Alyssa M; Gassman, Natalie R; Tan, Marcus C B; Daniel, Casey L
2017-12-01
Despite well-established links between exposure to ultraviolet radiation (UVR) and skin cancer, UVR-based tanning behaviors persist among college students. Understanding tanning motivations, perceptions, barriers, and demographic characteristics of this population is critical to modifying these behaviors, but is limited by variability in study design, sample size, and outcomes measured in the current literature. To help clarify the tanning behaviors of this population and provide a concise reference for future studies, this review examines existing reports to determine the comparability of tanning behaviors across multiple U.S. college populations. A systematic review of the literature was performed in July 2016 to identify studies investigating tanning behaviors among U.S. college students. Twenty-three studies met inclusion criteria. High rates of indoor tanning (IT) and outdoor tanning (OT) were found among college students. Key motivators included appearance, emotion, health perceptions, and the influence of parents, peers, and the media. Misconceptions regarding skin protection, low rates of sun protective behaviors, and tanning dependence were barriers against safe UVR exposure. Understudied demographic factors may account for variance in observed tanning behaviors, emphasizing the need for standardization efforts to consistently identify trends associated with geographical region, age, year in college, and sex. The findings presented in this review reaffirm that college students are at high risk for tanning-associated skin cancer, emphasizing the critical need for effective, targeted interventions. Improved interventions will reduce the burden of skin cancer within this group, ultimately contributing to longer, healthier lives. Copyright © 2017 Elsevier Inc. All rights reserved.
Nadalin, V; Marrett, L D; Cawley, C; Minaker, L M; Manske, S
2018-06-01
This report explores intentional tanning behaviors among Canadian high school students in light of provincial restrictions on UV tanning device use among youth. Data are from the Cancer Risk Assessment in Youth Survey (CRAYS), collected from January to December 2015, at randomly selected high schools in 7 provinces. Relevant variables were: tanning methods ever used, demographics, and location and refusal of UV tanning device (beds, lamps) use in the past 12 months. Data were weighted so total survey weights by male/female, grade and province equal actual enrolments in these groups. Analyses were conducted in SAS, mostly for grades 10 and 11. Rao-Scott chi squared tests and p-values were calculated. Among 6803 grade 10 and 11 participants, 82% tanned intentionally, mostly by being/playing outside, or laying in the sun. Spray/self-tanners were used by 15% of participants. UV tanning device use was uncommon (4.4%), lowest in Ontario (2.7%) and British Columbia (3.8%), which have legislation against use among youth. Of 202 who used UV tanning devices in the past 12 months, most did at salons/studios (85%), 35% at home and 30% at a gym. Two hundred and forty-nine participants (3.4%) were refused use of UV tanning devices in the past 12 months. While legislation appears to deter UV tanning device use, it appears to have no impact on UV exposure among high school students overall. Greater prevention efforts are required to deter intentional tanning among high school students. Copyright © 2018 Elsevier Inc. All rights reserved.
Collaborative Model for Acceleration of Individualized Therapy of Colon Cancer
2015-12-01
preclinical models are representative of actual patient samples and may be useful in early drug development and predictive biomarker discovery...Award Number: W81XWH-11-1-0527 TITLE: Collaborative Model for Acceleration of Individualized Therapy of Colon Cancer PRINCIPAL INVESTIGATOR: Aik...Choon Tan CONTRACTING ORGANIZATION: UNIVERSITY OF COLORADO, DENVER AURORA, CO 80045-2505 REPORT DATE: December 2015 TYPE OF REPORT: FINAL REPORT
77 FR 37838 - Disregarded Entities and the Indoor Tanning Services Excise Tax
Federal Register 2010, 2011, 2012, 2013, 2014
2012-06-25
... 1545-BK38 Disregarded Entities and the Indoor Tanning Services Excise Tax AGENCY: Internal Revenue... the indoor tanning services excise tax. These regulations affect disregarded entities responsible for collecting the indoor tanning services excise tax and owners of those disregarded entities. The text of the...
76 FR 46677 - Indoor Tanning Services; Cosmetic Services Excise Taxes
Federal Register 2010, 2011, 2012, 2013, 2014
2011-08-03
... 1545-BJ40 Indoor Tanning Services; Cosmetic Services Excise Taxes AGENCY: Internal Revenue Service (IRS... of public hearing on proposed rulemaking providing guidance on the indoor tanning services excise tax... indoor tanning services. DATES: The public hearing is being held on Tuesday, October 11, 2011, at 10 a.m...
DOE Office of Scientific and Technical Information (OSTI.GOV)
Colwell, F. S.; Crawford, R. L.; Sorenson, K.
2005-09-01
Acceptance of monitored natural attenuation (MNA) as a preferred treatment technology saves significant site restoration costs for DOE. However, in order to be accepted MNA requires direct evidence of which processes are responsible for the contaminant loss and also the rates of the contaminant loss. Our proposal aims to: 1) provide evidence for one example of MNA, namely the disappearance of the dissolved trichloroethylene (TCE) from the Snake River Plain aquifer (SRPA) at the Idaho National Laboratory’s Test Area North (TAN) site, 2) determine the rates at which aquifer microbes can co-metabolize TCE, and 3) determine whether there are othermore » examples of natural attenuation of chlorinated solvents occurring at DOE sites. To this end, our research has several objectives. First, we have conducted studies to characterize the microbial processes that are likely responsible for the co-metabolic destruction of TCE in the aquifer at TAN (University of Idaho and INL). Second, we are investigating realistic rates of TCE co-metabolism at the low catabolic activities typical of microorganisms existing under aquifer conditions (INL). Using the co-metabolism rate parameters derived in low-growth bioreactors, we will complete the models that predict the time until background levels of TCE are attained in the aquifer at TAN and validate the long-term stewardship of this plume. Coupled with the research on low catabolic activities of co-metabolic microbes we are determining the patterns of functional gene expression by these cells, patterns that may be used to diagnose the co-metabolic activity in the SRPA or other aquifers. Third, we have systematically considered the aquifer contaminants at different locations in plumes at other DOE sites in order to determine whether MNA is a broadly applicable remediation strategy for chlorinated hydrocarbons (North Wind Inc.). Realistic terms for co-metabolism of TCE will provide marked improvements in DOE’s ability to predict and monitor natural attenuation of chlorinated organics, increase the acceptability of this solution, and provide significant economic and health benefits through this noninvasive remediation strategy. This project also aims to derive valuable genomic information about the functional attributes of subsurface microbial communities upon which DOE must depend to resolve some of its most difficult contamination issues.« less
Molecular spectroscopic study for suggested mechanism of chrome tanned leather
NASA Astrophysics Data System (ADS)
Nashy, Elshahat H. A.; Osman, Osama; Mahmoud, Abdel Aziz; Ibrahim, Medhat
2012-03-01
Collagen represents the structural protein of the extracellular matrix, which gives strength of hides and/or skin under tanning process. Chrome tan is the most important tanning agent all over the world. The methods for production of leather evolved over several centuries as art and engineering with little understanding of the underlying science. The present work is devoted to suggest the most probable mechanistic action of chrome tan on hide proteins. First the affect of Cr upon hide protein is indicated by the studied mechanical properties. Then the spectroscopic characterization of the hide protein as well as chrome tanned leather was carried out with Horizontal Attenuated Total Reflection (HATR) FT-IR. The obtained results indicate how the chromium can attached with the active sites of collagen. Molecular modeling confirms that chromium can react with amino as well as carboxylate groups. Four schemes were obtained to describe the possible interactions of chrome tan with hide proteins.
Study on leaching of pollutants from vegetable tanning residue.
Mazumder, Debabrata; Biswas, Santosh; Bandyopadhyay, Pratip
2006-07-01
The processing of heavy leather employs the vegetable tanning method involving use of tan liquor. The solid residue of this vegetable tanning process aggravates the water pollution by means of leaching of tannin and other associatedpollutants. Tannin is a biologically resistant compound causing several problems in animal body. The present study dealt with the pollution hazard arising out of leaching of pollutants from the open dumped vegetable tanning residue by rainfall washing. The concerned pollutants were pH, Chemical Oxygen Demand (COD), tannin,sulfate and chloride concentration. To explore the possible extent of contamination of these pollutants in the leached water, two different masses (2 kg and 3 kg) of tanning residue were employed. The results of the study showed that there was a continuous release of pollutants from the vegetable tanning residue. Moreover, there was no regular variation in various pollutant concentrations in both the cases solely due to non-homogeneity of the residue.
The potential carcinogenic risk of tanning beds: clinical guidelines and patient safety advice.
Mogensen, Mette; Jemec, Gregor Be
2010-10-28
In 2009, the WHO listed ultraviolet (UV) radiation as a group 1 carcinogen. In spite of this, each year, millions of people tan indoor in Western countries. The aim of this review is to summarize evidence of tanning bed carcinogenesis and to present guidelines for use of tanning beds and patient safety advice. A narrative review of the literature was conducted based on both PubMed and Medline searches and on literature review of the retrieved papers. Use of indoor tanning beds represents a significant and avoidable risk factor for the development of both melanoma and nonmelanoma skin cancers. Frequent tanners are more often adolescent females. Tanning beds have additional potential adverse effects such as burns, solar skin damage, infection, and possibly also addictive behavior. The effort in preventing UV light-induced carcinogenesis should currently be aimed at developing new strategies for public health information. Tanning beds are one preventable source of UV radiation. In the majority of people solar UV radiation continues to be the major factor and therefore anti-tanning campaigns must always include sunbathers.
The potential carcinogenic risk of tanning beds: clinical guidelines and patient safety advice
Mogensen, Mette; Jemec, Gregor BE
2010-01-01
Introduction: In 2009, the WHO listed ultraviolet (UV) radiation as a group 1 carcinogen. In spite of this, each year, millions of people tan indoor in Western countries. The aim of this review is to summarize evidence of tanning bed carcinogenesis and to present guidelines for use of tanning beds and patient safety advice. Methods: A narrative review of the literature was conducted based on both PubMed and Medline searches and on literature review of the retrieved papers. Results: Use of indoor tanning beds represents a significant and avoidable risk factor for the development of both melanoma and nonmelanoma skin cancers. Frequent tanners are more often adolescent females. Tanning beds have additional potential adverse effects such as burns, solar skin damage, infection, and possibly also addictive behavior. Discussion: The effort in preventing UV light-induced carcinogenesis should currently be aimed at developing new strategies for public health information. Tanning beds are one preventable source of UV radiation. In the majority of people solar UV radiation continues to be the major factor and therefore anti-tanning campaigns must always include sunbathers. PMID:21188119
Enhanced Anti-Inflammatory Activities by the Combination of Luteolin and Tangeretin.
Funaro, Antonietta; Wu, Xian; Song, Mingyue; Zheng, Jinkai; Guo, Shanshan; Rakariyatham, Kanyasiri; Rodriguez-Estrada, Maria Teresa; Xiao, Hang
2016-05-01
Dietary components in combination may act synergistically and produce enhanced biological activities. Herein, we investigated the anti-inflammatory effects of 2 flavonoids, that is luteolin (LUT) and tangeretin (TAN) in combination. Lipopolysaccharide (LPS)-stimulated RAW 264.7 macrophages were treated with noncytotoxic concentrations of LUT, TAN, and their combinations. The results showed that LUT/TAN in combination produced synergistic inhibitory effects on LPS-stimulated production of nitric oxide (NO). ELISA results demonstrated that LUT/TAN in combination caused stronger suppression on the LPS-induced overexpression of proinflammatory mediators, such as prostaglandin E2 (PGE2 ), interleukin (IL)-1β, and IL-6 than LUT or TAN alone. Immunoblotting and Real-Time PCR analyses showed that LUT/TAN combination significantly decreased LPS-induced protein and mRNA expression of inducible nitric oxide synthase and cyclooxygenase-2. These inhibitory effects of the combination treatment were stronger than those produced by LUT or TAN alone. Overall, our results demonstrated for the first time that combination of LUT and TAN produced synergistic anti-inflammatory effects in LPS-stimulated RAW 264.7 macrophages. © 2016 Institute of Food Technologists®
Risky business: Behaviors associated with indoor tanning in US high school students.
Chapman, Stephanie; Ashack, Kurt; Bell, Eric; Sendelweck, Myra Ann; Dellavalle, Robert
2017-09-15
Understanding of associations between indoor tanning and risky health related behaviors such as sexual activity and substance abuse among high school students across the United States is incomplete. To identify risky health related behaviors among high school students utilizing indoor tanning and analyze differences between state specific data. Results from the Youth Risk Behavior Surveillance System (YRBSS) 2013 in 14 different states were analyzed. Participants were 90,414 high school students. Responses to questions assessing indoor tanning habits, sexual activity, and use of substances were analyzed. Sexual activity was associated with indoor tanning in 10 of 14 states, with Nebraska having the strongest association (adjusted odds ratio, 3.8; 95% CI, 2.4-6.2; p<0.001). Indoor tanning was also associated with use of alcohol, marijuana, ecstasy, cocaine, prescription medications, and cigarettes. Only 15 states asked students about their personal history of indoor tanning use, and Minnesota was excluded from our analysis as they administered a non-YRBS questionnaire. Additionally, our study only analyzed results from the 2013 YRBS. Lastly, our data was analyzed in 14 individual data sets, giving a high likelihood of Type 1 error. High school students utilizing indoor tanning are more likely to engage in sexual activity and substance abuse as compared to students who do not utilize indoor tanning.
Decrease in artificial tanning by French teenagers: 2011-2016.
Say, Matthieu; Beauchet, Alain; Vouldoukis, Ioannis; Beauchet, Pascale; Boudet, Monique; Tella, Emilie; Mahé, Emmanuel
2018-03-13
The major risk factor for skin cancers is exposure to solar and artificial ultraviolet radiation, in particular during childhood and adolescence. In France, a law was restricted for tanning-bed access to adults (≥18 years) since 1997. To evaluate teenagers' artificial tanning behaviour in 2016 and to compare results with those obtained in a similar survey performed in 2011. The SOLADO 2011 and 2016 surveys were conducted in a general school in Antony and a technical school in Fontenay-aux-Roses (Paris suburb). In 2016, 630 teenagers (mean age: 14.2 ± 1.9 y: Males/Females: 301/329) completed the questionnaire, 1.3% of teenagers reported using tanning beds, 1.1% tanning pills and 8.9% tanning creams. Between 2011 and 2016, the use of tanning beds decreased from 1.4% to 0.7% in Antony (P = .26) and from 9.5% to 4.8% in Fontenay-aux-Roses (P = .01), and the use of tanning creams from 39.8% to 17.6% in Fontenay-aux-Rose (P = .0007). The incidence of sunburn decreased from 60.5% to 54.0% in Antony (P = .02) and from 55.4% to 42.4% in Fontenay-aux-Roses (P = .05). As compared to 2011, teenagers used artificial tanning methods less frequently in 2016. In particular, they used tanning beds less frequently, suggesting that the new stricter legislation has been effective. © 2018 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Bleakley, Amy; Jordan, Amy; Ellithorpe, Morgan E; Lazovich, DeAnn; Grossman, Sara; Glanz, Karen
2018-03-15
Indoor tanning is a risk factor for melanoma among young white women. Health communications can be an effective way of reaching this population and promoting behavior change. The purpose of this study was (i) to investigate the associations between intention to quit indoor tanning and attitudes, normative pressure, and efficacy about quitting, and (ii) to identify beliefs about quitting indoor tanning that can be used to design effective health communication messages to reduce skin cancer risk. A national online survey was conducted with 279 non-Hispanic white women ages 18-25 in the USA who are indoor tanners. The survey, based on the reasoned action approach, assessed intention, attitudes, norms, and efficacy and their corresponding underlying beliefs related to quitting indoor tanning, along with other known covariates. Data were collected in November/December 2015. Intention to quit indoor tanning was significantly associated with attitudes, specifically with the beliefs that it would "reduce damage to skin" (increased intention) and "make me less happy" (decreased intention). While self-efficacy was not related to intention to quit indoor tanning, injunctive normative beliefs were with key referent groups including mothers, friends, and romantic partners. Messages aimed at discouraging indoor tanning among young, non-Hispanic, white women should highlight the salient belief that quitting indoor tanning will reduce skin damage, counter the belief that it will make them less happy, and highlight key people who would approve of them quitting indoor tanning.
The association of indoor tanning and melanoma in adults: systematic review and meta-analysis.
Colantonio, Sophia; Bracken, Michael B; Beecker, Jennifer
2014-05-01
Tanning beds are associated with increased risk of melanoma. We sought to update the evidence of the association of melanoma and indoor tanning focusing on frequency of use and exposure to newer tanning beds. We searched Scopus, MEDLINE, and Cumulative Index to Nursing and Allied Health Literature on August 14, 2013. We included all observational studies that included patients with melanoma who had indoor tanned. Odds ratios (OR) with 95% confidence intervals (CI) were extracted and combined using generic inverse variance methods assuming a random effects model. In all, 31 studies were included with data available on 14,956 melanoma cases and 233,106 controls. Compared with never using, the OR for melanoma associated with ever using indoor tanning beds was 1.16 (95% CI 1.05-1.28). Similar findings were identified in recent studies with enrollment occurring in the year 2000 onward (OR 1.22, 95% CI 1.03-1.45) and in subjects attending more than 10 tanning sessions (OR 1.34, 95% CI 1.05-1.71). The quality of evidence contributing to review results ranges from poor to mediocre. Using tanning beds is associated with a subsequent melanoma diagnosis. Exposure from more than 10 tanning sessions is most strongly associated and there was no statistically significant difference in this association before and after 2000, suggesting that newer tanning technology is not safer than older models. Copyright © 2014 American Academy of Dermatology, Inc. Published by Mosby, Inc. All rights reserved.
Tanning and Increased Nevus Development in Very-Light-Skinned Children Without Red Hair
Aalborg, Jenny; Morelli, Joseph G.; Mokrohisky, Stefan T.; Asdigian, Nancy L.; Byers, Tim E.; Dellavalle, Robert P.; Box, Neil F.; Crane, Lori A.
2010-01-01
Objective To examine the relationship between tanning and nevus development in very-light-skinned children. Design Prospective cohort nested within a randomized controlled trial. Skin examinations in 3 consecutive years (2004, 2005, and 2006) included full-body counts of nevi, skin color and tanning measurement using colorimetry, and hair and eye color evaluation by comparison with charts. Telephone interviews of parents provided sun exposure, sun protection, and sunburn history. Setting Large managed-care organization and private pediatric offices in the Denver, Colorado, metropolitan area. Participants A total of 131 very-light-skinned white children without red hair and 444 darker-skinned white children without red hair born in Colorado in 1998. Main Outcome Measures Full-body nevus counts at ages 6 to 8 years. Results Among very-light-skinned white children, geometric mean numbers of nevi for minimally tanned children were 14.8 at age 6 years; 18.8 at age 7 years; and 22.3 at age 8 years. Mean numbers of nevi for tanned children were 21.2 at age 6 years; 27.9 at age 7 years; and 31.9 at age 8 years. Differences in nevus counts between untanned and tanned children were statistically significant at all ages (P < .05 for all comparisons). The relationship between tanning and number of nevi was independent of the child’s hair and eye color, parent-reported sun exposure, and skin phototype. Among darker-skinned white children, there was no relationship between tanning and nevi. Conclusions Very-light-skinned children who tan (based on objective measurement) develop more nevi than children who do not tan. These results suggest that light-skinned children who develop tans may be increasing their risk for developing melanoma later in life. PMID:19770437
Shoemaker, Meredith L; Berkowitz, Zahava; Watson, Meg
2017-08-01
There is limited literature about adults in the United States who usually or always spend time outdoors for the purpose of developing a tan, defined as intentional outdoor tanning. Using data from the 2015 Summer ConsumerStyles, an online cross-sectional survey weighted to the US adult population (n=4,127), we performed unadjusted and adjusted multivariable logistic regressions to examine the associations between demographic characteristics, behaviors, and belief factors related to skin cancer risk and intentional outdoor tanning. Nearly 10% of the study population intentionally tanned outdoors. Outdoor tanning was more prevalent among women (11.4%), non-Hispanic white individuals (11.5%), those aged 18-29years (14.1%), those without a high school diploma (12.7%), and those in the northeast United States (13.2%). The adjusted odds of outdoor tanning were significantly higher among women than men (adjusted odds ratio [AOR] 1.51, 95% confidence interval [CI] 1.12-2.04); those with a history of indoor tanning or recent sunburn than those without (AOR 2.61, CI 1.94-3.51; AOR 1.96, CI 1.46-2.63, respectively); those who agreed they looked better with a tan than those who did not (AOR 6.69, CI 3.62-12.35); and those who did not try to protect their skin from the sun when outdoors than those who did (AOR 2.17, CI 1.56-3.04). Adults who engaged in other risky behaviors that expose a person to ultraviolet (UV) radiation were more likely to tan outdoors, further increasing their risk of skin cancer. These findings may guide potential interventions to reduce UV exposure from outdoor tanning. Copyright © 2017 Elsevier Inc. All rights reserved.
Ghiasvand, Reza; Rueegg, Corina S; Weiderpass, Elisabete; Green, Adele C; Lund, Eiliv; Veierød, Marit B
2017-02-01
Indoor tanning is associated with increased risk of melanoma, but most evidence comes from case-control studies. Using data from the Norwegian Women and Cancer Study, a large prospective cohort study, we investigated the associations of age at initiation of indoor tanning, duration of tanning-device use, and dose response with melanoma risk and examined the role of indoor tanning in age at melanoma diagnosis. We used Poisson regression to estimate relative risks and 95% confidence intervals for the relationship of indoor tanning to melanoma risk and linear regression to examine age of indoor tanning initiation in relation to age at diagnosis. During follow-up of 141,045 women (1991-2012; mean duration follow-up = 13.7 years), 861 women were diagnosed with melanoma. Melanoma risk increased with increasing cumulative number of tanning sessions (for highest tertile of use vs. never use, adjusted relative risk = 1.32, 95% confidence interval (CI): 1.08, 1.63); P-trend = 0.006. Age at initiation <30 years was associated with a higher risk in comparison with never use (adjusted relative risk = 1.31, 95% CI: 1.07, 1.59). Moreover, women who started indoor tanning prior to 30 years of age were 2.2 years (95% CI: 0.9, 3.4) younger at diagnosis, on average, than never users. This cohort study provides strong evidence of a dose-response association between indoor tanning and risk of melanoma and supports the hypothesis that vulnerability to the harmful effects of indoor tanning is greater at a younger age. © The Author 2017. Published by Oxford University Press on behalf of the Johns Hopkins Bloomberg School of Public Health. All rights reserved. For permissions, please e-mail: journals.permissions@oup.com.
Tanning and increased nevus development in very-light-skinned children without red hair.
Aalborg, Jenny; Morelli, Joseph G; Mokrohisky, Stefan T; Asdigian, Nancy L; Byers, Tim E; Dellavalle, Robert P; Box, Neil F; Crane, Lori A
2009-09-01
To examine the relationship between tanning and nevus development in very-light-skinned children. Prospective cohort nested within a randomized controlled trial. Skin examinations in 3 consecutive years (2004, 2005, and 2006) included full-body counts of nevi, skin color and tanning measurement using colorimetry, and hair and eye color evaluation by comparison with charts. Telephone interviews of parents provided sun exposure, sun protection, and sunburn history. Large managed-care organization and private pediatric offices in the Denver, Colorado, metropolitan area. A total of 131 very-light-skinned white children without red hair and 444 darker-skinned white children without red hair born in Colorado in 1998. Full-body nevus counts at ages 6 to 8 years. Among very-light-skinned white children, geometric mean numbers of nevi for minimally tanned children were 14.8 at age 6 years; 18.8 at age 7 years; and 22.3 at age 8 years. Mean numbers of nevi for tanned children were 21.2 at age 6 years; 27.9 at age 7 years; and 31.9 at age 8 years. Differences in nevus counts between untanned and tanned children were statistically significant at all ages (P < .05 for all comparisons). The relationship between tanning and number of nevi was independent of the child's hair and eye color, parent-reported sun exposure, and skin phototype. Among darker-skinned white children, there was no relationship between tanning and nevi. Very-light-skinned children who tan (based on objective measurement) develop more nevi than children who do not tan. These results suggest that light-skinned children who develop tans may be increasing their risk for developing melanoma later in life.
Mays, Darren
2016-01-01
Background Although skin cancer is largely preventable, it affects nearly 1 of 5 US adults. There is a need for research on how to optimally design persuasive public health indoor tanning prevention messages. Objective The objective of our study was to examine whether framed messages on indoor tanning behavioral intentions delivered through short message service (SMS) text messaging would produce (1) positive responses to the messages, including message receptivity and emotional response; (2) indoor tanning efficacy beliefs, including response efficacy and self-efficacy; and (3) indoor tanning risk beliefs. Methods We conducted a pilot study of indoor tanning prevention messages delivered via mobile phone text messaging in a sample of 21 young adult women who indoor tan. Participants completed baseline measures, were randomly assigned to receive gain-, loss-, or balanced-framed text messages, and completed postexposure outcome measures on indoor tanning cognitions and behaviors. Participants received daily mobile phone indoor tanning prevention text messages for 1 week and completed the same postexposure measures as at baseline. Results Over the 1-week period there were trends or significant changes after receipt of the text messages, including increased perceived susceptibility (P<.001), response efficacy beliefs (P<.001), and message receptivity (P=.03). Ordinary least squares stepwise linear regression models showed an effect of text message exposure on self-efficacy to quit indoor tanning (t6=–2.475, P<.02). Ordinary least squares linear regression including all measured scales showed a marginal effect of SMS texts on self-efficacy (t20=1.905, P=.08). Participants endorsed highly favorable views toward the text messaging protocol. Conclusions This study supports this use of mobile text messaging as an indoor tanning prevention strategy. Given the nature of skin cancer risk perceptions, the addition of multimedia messaging service is another area of potential innovation for disseminating indoor tanning prevention messages. PMID:28007691
Evans, William D; Mays, Darren
2016-12-22
Although skin cancer is largely preventable, it affects nearly 1 of 5 US adults. There is a need for research on how to optimally design persuasive public health indoor tanning prevention messages. The objective of our study was to examine whether framed messages on indoor tanning behavioral intentions delivered through short message service (SMS) text messaging would produce (1) positive responses to the messages, including message receptivity and emotional response; (2) indoor tanning efficacy beliefs, including response efficacy and self-efficacy; and (3) indoor tanning risk beliefs. We conducted a pilot study of indoor tanning prevention messages delivered via mobile phone text messaging in a sample of 21 young adult women who indoor tan. Participants completed baseline measures, were randomly assigned to receive gain-, loss-, or balanced-framed text messages, and completed postexposure outcome measures on indoor tanning cognitions and behaviors. Participants received daily mobile phone indoor tanning prevention text messages for 1 week and completed the same postexposure measures as at baseline. Over the 1-week period there were trends or significant changes after receipt of the text messages, including increased perceived susceptibility (P<.001), response efficacy beliefs (P<.001), and message receptivity (P=.03). Ordinary least squares stepwise linear regression models showed an effect of text message exposure on self-efficacy to quit indoor tanning (t 6 =-2.475, P<.02). Ordinary least squares linear regression including all measured scales showed a marginal effect of SMS texts on self-efficacy (t 20 =1.905, P=.08). Participants endorsed highly favorable views toward the text messaging protocol. This study supports this use of mobile text messaging as an indoor tanning prevention strategy. Given the nature of skin cancer risk perceptions, the addition of multimedia messaging service is another area of potential innovation for disseminating indoor tanning prevention messages. ©William Evans, Darren Mays. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 22.12.2016.
Association Between Indoor Tanning and Melanoma in Younger Men and Women.
Lazovich, DeAnn; Isaksson Vogel, Rachel; Weinstock, Martin A; Nelson, Heather H; Ahmed, Rehana L; Berwick, Marianne
2016-03-01
In the United States and Minnesota, melanoma incidence is rising more steeply among women than men younger than 50 years. To our knowledge, no study has examined age- and sex-specific associations between indoor tanning and melanoma to determine if these trends could be due to greater indoor tanning use among younger women. To examine associations between indoor tanning and melanoma among men and women younger than 50 years. Population-based case-control study conducted in Minnesota of 681 patients (465 [68.3%] women) diagnosed as having melanoma between 2004 and 2007, and 654 controls (446 [68.2%] women), ages 25 to 49 years. Indoor tanning, defined as any use, first age of use, and total sessions. Crude and adjusted odds ratios (ORs) and 95% CIs were calculated for melanoma in relation to indoor tanning exposure for men and women by diagnosis or reference age (<30, 30-39, 40-49 years). Sex-specific associations for indoor tanning and melanoma by anatomic site were examined. Compared with women aged 40 to 49 years, women younger than 40 years initiated indoor tanning at a younger age (16 vs 25 years, P < .001) and reported more frequent indoor tanning (median number of sessions, 100 vs 40, P < .001). Women younger than 30 years were 6 times more likely to be in the case than the control group if they tanned indoors (crude OR, 6.0; 95% CI, 1.3-28.5). Odds ratios were also significantly elevated among women, ages 30 to 49 years (adjusted OR, 3.5; 95% CI, 1.2-9.7 for women 30-39 years; adjusted OR, 2.3; 95% CI, 1.4-3.6 for women 40-49 years); a dose response was observed among women regardless of age. Among men, results by age were inconsistent. The strongest OR for indoor tanning by anatomic site was for melanomas arising on the trunk of women (adjusted OR, 3.7; 95% CI, 1.9-7.2). Indoor tanning is a likely factor for the steeper increase in melanoma rates in the United States among younger women compared with men, given the timing of when women initiated indoor tanning relative to diagnosis. The melanoma epidemic can be expected to continue unless indoor tanning is restricted and reduced.
Code of Federal Regulations, 2010 CFR
2010-07-01
... 40 Protection of Environment 29 2010-07-01 2010-07-01 false Applicability; description of the hair save, chrome tan, retan-wet finish subcategory. 425.20 Section 425.20 Protection of Environment ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) EFFLUENT GUIDELINES AND STANDARDS LEATHER TANNING AND FINISHING POINT SOURCE CATEGORY Hair Save, Chrome Tan,...
[UV spectrum of natural light and tanning equipment. How can physical damage be prevented?].
Stickl, H A
1990-12-20
Health-related problems of cosmetic tanning are presented and discussed on the basis of our own studies and the latest state of our knowledge in this field. Whenever tanning lamps are employed for cosmetic tanning with UV light, a controlled light spectrum ranging from 340 to 440 nm should be applied.
ERIC Educational Resources Information Center
Day, Ashley K.; Oxlad, Melissa; Roberts, Rachel M.
2013-01-01
Objective: Skin cancer incidence continues to rise as a tanned appearance remains desirable, particularly among young women. Fake tanning provides a tanned appearance without exposure to ultraviolet radiation. In order to advance our understanding of the factors that contribute to long-term behavior change, this study explores determinants…
Changes in skin tanning attitudes. Fashion articles and advertisements in the early 20th century.
Martin, Jo M; Ghaferi, Jessica M; Cummins, Deborah L; Mamelak, Adam J; Schmults, Chrys D; Parikh, Mona; Speyer, Lark-Aeryn; Chuang, Alice; Richardson, Hazel V; Stein, David; Liégeois, Nanette J
2009-12-01
Historical reviews suggest that tanning first became fashionable in the 1920s or 1930s. To quantitatively and qualitatively examine changes in tanning attitudes portrayed in the popular women's press during the early 20th century, we reviewed summer issues of Vogue and Harper's Bazaar for the years 1920, 1927, 1928, and 1929. We examined these issues for articles and advertisements promoting skin tanning or skin bleaching and protection. We found that articles and advertisements promoting the fashionable aspects of tanned skin were more numerous in 1928 and 1929 than in 1927 and 1920, whereas those promoting pale skin (by bleaching or protection) were less numerous. These findings demonstrate a clear shift in attitudes toward tanned skin during this period.
The shear-wave splitting in the crust and the upper mantle around the Bohai Sea, North China
NASA Astrophysics Data System (ADS)
Yutao, Shi; Yuan, Gao; Lingxue, Tai; Yuanyuan, Fu
2015-11-01
In order to infer the distribution of local stress and the deep geodynamic process in North China, this study detects seismic anisotropy in the crust and upper mantle beneath the Bohai Sea area. A total of 535 local shear-wave and 721 XKS (including SKS, PKS and SKKS phases) splitting measurements were obtained from stations in permanent regional seismograph networks and a temporary seismic network called ZBnet-E. The dominant fast polarization orientation of local shear-waves in the crust is nearly East-West, suggesting an East-West direction of local maximum compressive stress in the area. Nearly North-South fast orientation was obtained at some stations in the Tan-Lu fault belt and the Zhang-Bo seismic belt. The average fast orientation from XKS splitting analysis is 87.4° measured clockwise from the North. The average time-delays of XKS splitting are range from 0.54 s to 1.92 s, corresponding to a 60-210 km thick layer of anisotropy. The measured results indicate that upper mantle anisotropy beneath Bohai Sea area, even the eastern part of North China, is mainly from asthenospheric mantle flow from the subduction of the Pacific plate. From the complicated anisotropic characteristics in this study, we infer that there might be multiple mechanisms in the crust and upper mantle around the Bohai Sea area that led to the observed anisotropy.
Multi-Objective Optimization of System Capability Satisficing in Defense Acquisition
2012-04-30
sponsored by the USD(AT&L). Second, we issue an annual internal call for proposals to seek NPS faculty research supporting the interests of our...program sponsors. Finally, we serve as a “broker” to market specific research topics identified by our sponsors to NPS graduate students. This three...expanding the technology readiness level within defense acquisition. International Journal of Defense Acquisition Management, 1, 39–58. Tan, W
Basch, Corey H; Hillyer, Grace Clarke; Ethan, Danna; Berdnik, Alyssa; Basch, Charles E
2015-07-01
Tanned skin has been associated with perceptions of fitness and social desirability. Portrayal of models in magazines may reflect and perpetuate these perceptions. Limited research has investigated tanning shade gradations of models in men's versus women's fitness and muscle enthusiast magazines. Such findings are relevant in light of increased incidence and prevalence of melanoma in the United States. This study evaluated and compared tanning shade gradations of adult Caucasian male and female model images in mainstream fitness and muscle enthusiast magazines. Sixty-nine U.S. magazine issues (spring and summer, 2013) were utilized. Two independent reviewers rated tanning shade gradations of adult Caucasian male and female model images on magazines' covers, advertisements, and feature articles. Shade gradations were assessed using stock photographs of Caucasian models with varying levels of tanned skin on an 8-shade scale. A total of 4,683 images were evaluated. Darkest tanning shades were found among males in muscle enthusiast magazines and lightest among females in women's mainstream fitness magazines. By gender, male model images were 54% more likely to portray a darker tanning shade. In this study, images in men's (vs. women's) fitness and muscle enthusiast magazines portrayed Caucasian models with darker skin shades. Despite these magazines' fitness-related messages, pro-tanning images may promote attitudes and behaviors associated with higher skin cancer risk. To date, this is the first study to explore tanning shades in men's magazines of these genres. Further research is necessary to identify effects of exposure to these images among male readers. © The Author(s) 2014.
Compliance with indoor tanning bans for minors among businesses in the USA.
Choy, Courtney C; Cartmel, Brenda; Clare, Rachel A; Ferrucci, Leah M
2017-12-01
Indoor tanning is a known risk factor for skin cancer and is especially dangerous for adolescents. Some states have passed indoor tanning bans for minors, but business compliance with the bans is not well understood. Thus far, studies have assessed ban compliance in one or two states at a time. This study aimed to assess compliance with indoor tanning bans for minors and knowledge of dangers and benefits of tanning among indoor tanning businesses. Female research assistants posing as minors telephoned a convenience sample of 412 businesses in 14 states with tanning bans for minors under age 17 or 18. We evaluated differences in compliance by census region and years since ban was implemented and differences in reported dangers and benefits by compliance. Most (80.1%) businesses told the "minor" caller she could not use the tanning facilities. Businesses in the south and in states with more recent bans were less compliant. Among those (n = 368) that completed the full interview, 52.2% identified burning and 20.1% mentioned skin cancer as potential dangers. However, 21.7% said dangers were no worse than the sun and 10.3% denied any dangers. Stated benefits included vitamin D (27.7%), social/cosmetic (27.2%), and treats skin diseases (26.4%), with only 4.9% reporting no benefits. While most businesses followed the indoor tanning ban when a minor called, one-fifth did not. Many stated inaccurate health claims. Additional enforcement or education might increase compliance with indoor tanning bans and action is needed to prevent businesses from stating false health information.
Tanning equipment use: 2014 Canadian Community Health Survey.
Qutob, Sami Q; O'Brien, Michelle; Feder, Katya; McNamee, James; Guay, Mireille; Than, John
2017-01-18
Tanning equipment use is related to the early onset of cancer, with the risk increasing as the duration and repetition of exposure increase. In 2009, the International Agency for Research on Cancer classified tanning equipment use as carcinogenic to humans, and according to the World Health Organization, the risk of skin melanoma increases significantly when use begins before age 35. The rapid response component of the 2014 Canadian Community Health Survey collected data on the use of tanning equipment in the previous 12 months, including reasons for use, frequency/duration of use, precautions taken, and adverse reactions or injuries. This analysis examines the prevalence of self-reported indoor tanning in a nationally representative sample of Canadians aged 12 or older in the 10 provinces. In 2014, 4.5% of Canadians (an estimated 1.35 million) reported that they had used tanning equipment in the past year; 70.3% of them were female, and just over half of female users were aged 18 to 34. The prevalence of indoor tanning was highest among people with some postsecondary education and among those in higher income households (trend p-value ⟨ 0.0001). Most users reported fewer than 10 sessions in the past year. The most common reason (62.0%) was to develop a "protective" base tan. Females made up the majority of tanning equipment users, particularly at ages 18 to 34. Efforts to increase awareness of the risks may be beneficial, given the high percentage of users who believed that indoor tanning offers some level of skin protection from future sun exposure.
Changes in sunburn and tanning attitudes among lifeguards over a summer season.
Hiemstra, Marieke; Glanz, Karen; Nehl, Eric
2012-03-01
Skin cancer is one of the most common cancers in the United States. Lifeguards are at increased risk of excessive sun exposure and sunburn. We sought to examine changes in: (1) sunburn frequency over a summer while controlling for sun exposure, sun protection habits, and participation in a skin cancer prevention program; and (2) tanning attitudes while controlling for participation in the program. Participants in this study were lifeguards (n = 3014) at swimming pools participating in the Pool Cool program in 2005. Lifeguards completed surveys at the beginning and end of the summer. Sequential regression analyses were used to assess changes in sunburn frequency and tanning attitudes. Sunburn frequency decreased between baseline and follow-up. Having a sunburn over the summer was significantly predicted by baseline sunburn history, ethnicity, skin cancer risk, and sun exposure. The tanning attitude, "People are more attractive if they have a tan," was significantly predicted from baseline tanning attitude and ethnicity. The second tanning attitude, "It helps to have a good base suntan," was significantly predicted by baseline tanning attitude, ethnicity, basic/enhanced group, and moderate skin cancer risk. Self-reported data and limited generalizability to lifeguards at other outdoor pools are limitations. The findings showed that previous sunburn history is an important predictor of sunburn prospectively. In addition, a more risky tanning attitude is an important predictor of future attitudes toward tanning. Active involvement in targeted prevention programs may help to increase preventive behavior and health risk reduction. Copyright © 2010 American Academy of Dermatology, Inc. Published by Mosby, Inc. All rights reserved.
Changes in sunburn and tanning attitudes among lifeguards over a summer season
Hiemstra, Marieke; Glanz, Karen; Nehl, Eric
2013-01-01
Background Skin cancer is one of the most common cancers in the United States. Lifeguards are at increased risk of excessive sun exposure and sunburn. Objectives We sought to examine changes in: (1) sunburn frequency over a summer while controlling for sun exposure, sun protection habits, and participation in a skin cancer prevention program; and (2) tanning attitudes while controlling for participation in the program. Methods Participants in this study were lifeguards (n = 3014) at swimming pools participating in the Pool Cool program in 2005. Lifeguards completed surveys at the beginning and end of the summer. Sequential regression analyses were used to assess changes in sunburn frequency and tanning attitudes. Results Sunburn frequency decreased between baseline and follow-up. Having a sunburn over the summer was significantly predicted by baseline sunburn history, ethnicity, skin cancer risk, and sun exposure. The tanning attitude, “People are more attractive if they have a tan,” was significantly predicted from baseline tanning attitude and ethnicity. The second tanning attitude, “It helps to have a good base suntan,” was significantly predicted by baseline tanning attitude, ethnicity, basic/enhanced group, and moderate skin cancer risk. Limitations Self-reported data and limited generalizability to lifeguards at other outdoor pools are limitations. Conclusion The findings showed that previous sunburn history is an important predictor of sunburn prospectively. In addition, a more risky tanning attitude is an important predictor of future attitudes toward tanning. Active involvement in targeted prevention programs may help to increase preventive behavior and health risk reduction. PMID:21745696
Addiction to indoor tanning: relation to anxiety, depression, and substance use.
Mosher, Catherine E; Danoff-Burg, Sharon
2010-04-01
To assess the prevalence of addiction to indoor tanning among college students and its association with substance use and symptoms of anxiety and depression. Two written measures, the CAGE (Cut down, Annoyed, Guilty, Eye-opener) Questionnaire, used to screen for alcoholism, and the Diagnostic and Statistical Manual of Mental Disorders (Fourth Edition, Text Revision) (DSM-IV-TR) criteria for substance-related disorders, were modified to evaluate study participants for addiction to indoor tanning. Standardized self-report measures of anxiety, depression, and substance use also were administered. A large university (approximately 18 000 students) in the northeastern United States. A total of 421 college students were recruited from September through December 2006. Self-reported addiction to indoor tanning, substance use, and symptoms of anxiety and depression. Among 229 study participants who had used indoor tanning facilities, 90 (39.3%) met DSM-IV-TR criteria and 70 (30.6%) met CAGE criteria for addiction to indoor tanning. Students who met DSM-IV-TR and CAGE criteria for addiction to indoor tanning reported greater symptoms of anxiety and greater use of alcohol, marijuana, and other substances than those who did not meet these criteria. Depressive symptoms did not significantly vary by indoor tanning addiction status. Findings suggest that interventions to reduce skin cancer risk should address the addictive qualities of indoor tanning for a minority of individuals and the relationship of this behavior to other addictions and affective disturbance.
SEMICONDUCTOR TECHNOLOGY: TaN wet etch for application in dual-metal-gate integration technology
NASA Astrophysics Data System (ADS)
Yongliang, Li; Qiuxia, Xu
2009-12-01
Wet-etch etchants and the TaN film method for dual-metal-gate integration are investigated. Both HF/HN O3/H2O and NH4OH/H2O2 solutions can etch TaN effectively, but poor selectivity to the gate dielectric for the HF/HNO3/H2O solution due to HF being included in HF/HNO3/H2O, and the fact that TaN is difficult to etch in the NH4OH/H2O2 solution at the first stage due to the thin TaOxNy layer on the TaN surface, mean that they are difficult to individually apply to dual-metal-gate integration. A two-step wet etching strategy using the HF/HNO3/H2O solution first and the NH4OH/H2O2 solution later can fully remove thin TaN film with a photo-resist mask and has high selectivity to the HfSiON dielectric film underneath. High-k dielectric film surfaces are smooth after wet etching of the TaN metal gate and MOSCAPs show well-behaved C-V and Jg-Vg characteristics, which all prove that the wet etching of TaN has little impact on electrical performance and can be applied to dual-metal-gate integration technology for removing the first TaN metal gate in the PMOS region.
Gefeller, Olaf; Li, Jiang; Uter, Wolfgang; Pfahlberg, Annette B
2014-05-05
Public health campaigns have improved knowledge on UVR-associated skin cancer risk and increased sun protection awareness. However, tanned skin is still a common beauty ideal. The relationship between knowledge, attitudes and protective behavior is not fully understood yet. A population-based survey was thus performed in the district of Erlangen involving 2,619 parents of 3- to 6-year old children. By means of a self-administered standardized questionnaire parental knowledge about risk factors for skin cancer, their attitudes towards tanning and details of protective measures taken for their children were assessed. The study analyzed specifically the impact of parental tanning attitudes on sun-protective measures for their children while controlling for parental knowledge about skin cancer risk factors. While parental knowledge was significantly (inversely) associated with agreement to the statement "Tanned skin is healthy skin", this was not the case for "Tanning makes me look better". Overall, tanning affirmative attitudes were inversely associated with protective measures taken for the children, whereas parental knowledge had a positive impact on sun protection at the beach only. Multivariable analyses provided evidence for an effect of parental attitude on protective behavior independent of parental knowledge. Tanning attitudes and tanned skin as the misguided ideal of beauty need to be addressed in future public health campaigns to enhance the effectiveness of preventive activities in changing sun protective behavior.
Code of Federal Regulations, 2012 CFR
2012-07-01
... 40 Protection of Environment 31 2012-07-01 2012-07-01 false Applicability; description of the hair... TANNING AND FINISHING POINT SOURCE CATEGORY Hair Save or Pulp, Non-Chrome Tan, Retan-Wet Finish Subcategory § 425.30 Applicability; description of the hair save or pulp, non-chrome tan, retan-wet finish...
Code of Federal Regulations, 2014 CFR
2014-07-01
... 40 Protection of Environment 30 2014-07-01 2014-07-01 false Applicability; description of the hair... TANNING AND FINISHING POINT SOURCE CATEGORY Hair Save or Pulp, Non-Chrome Tan, Retan-Wet Finish Subcategory § 425.30 Applicability; description of the hair save or pulp, non-chrome tan, retan-wet finish...
Code of Federal Regulations, 2013 CFR
2013-07-01
... 40 Protection of Environment 31 2013-07-01 2013-07-01 false Applicability; description of the hair... TANNING AND FINISHING POINT SOURCE CATEGORY Hair Save or Pulp, Non-Chrome Tan, Retan-Wet Finish Subcategory § 425.30 Applicability; description of the hair save or pulp, non-chrome tan, retan-wet finish...
ERIC Educational Resources Information Center
Dixon, Helen G.; Warne, Charles D.; Scully, Maree L.; Wakefield, Melanie A.; Dobbinson, Suzanne J.
2011-01-01
Content analysis data on the tans of 4,422 female Caucasian models sampled from spring and summer magazine issues were combined with readership data to generate indices of potential exposure to social modeling of tanning via popular women's magazines over a 15-year period (1987 to 2002). Associations between these indices and cross-sectional…
Geography, facilities, and promotional strategies used to encourage indoor tanning in New York City.
Brouse, Corey H; Hillyer, Grace Clarke; Basch, Charles E; Neugut, Alfred I
2011-08-01
There is emerging evidence for the relationship between indoor tanning and melanoma. Eighty-five indoor tanning facilities in New York City were observed to determine number of tanning machines, pricing, promotions, products, and hours. Census data by zip code was used to determine population density, gender, race, age, percent living in poverty, percent unemployed, and percent college educated of areas in which tanning facilities were located. Pricing varied by the type of machine, number of sessions purchased, and single versus bundled sessions. Facilities were located in areas that had greater population density and slightly greater median age. Compared with the zip code areas with no facilities, those with tanning facilities had a higher proportion of white residents; a lower proportion of residents living in poverty and unemployed; and a higher proportion of residents with a college education. Our data suggest that the strategic location of facilities and promotions used in NYC seek to maximize patronage by those with comparatively high levels of income and education and who may be more influenced by the social desirability of artificial tanning. Long-term interventions aimed at changing social norms regarding tan skin are needed.
Use of tanning devices and risk of basal cell and squamous cell skin cancers.
Karagas, Margaret R; Stannard, Virginia A; Mott, Leila A; Slattery, Mary Jo; Spencer, Steven K; Weinstock, Martin A
2002-02-06
Use of artificial tanning devices that emit UV radiation, such as tanning lamps and tanning beds, has become increasingly popular in the United States. Although an excess risk of nonmelanoma skin cancers might be predicted from this exposure, little epidemiologic data exist. We conducted a population-based, case-control study that included 603 basal cell carcinoma (BCC) case patients, 293 squamous cell carcinoma (SCC) case patients, and 540 control subjects. Study participants were interviewed in person to obtain information on tanning device use, sun exposure history, sun sensitivity, and other risk factors for skin cancer. Overall, any use of tanning devices was associated with odds ratios of 2.5 (95% confidence interval [CI] = 1.7 to 3.8) for SCC and 1.5 (95% CI = 1.1 to 2.1) for BCC. Adjustment for history of sunburns, sunbathing, and sun exposure did not affect our results. Our findings suggest that the use of tanning devices may contribute to the incidence of nonmelanoma skin cancers. They highlight the need to further evaluate the potential risks of BCC and SCC that are associated with tanning lamp exposure and the appropriate public health response.
Mayer, Jonathan E; Swetter, Susan M; Guild, Samantha; Geller, Alan C
2015-03-01
On June 1, 2011, the California Senate passed a bill banning minors from indoor tanning. We aimed to determine whether the bill's passage was associated with longer-term media coverage regarding skin protection and the risks associated with indoor tanning. Articles from 31 English-language California newspapers between June 2010-May 2011 (PRE) and June 2011-May 2012 (POST) were searched using terms related to skin protection. Ninety articles were found for in-depth coding and analysis. There were more skin protection articles in the POST period than in the PRE period (57 vs 33; p < .05). In addition, there were more POST articles mentioning the risks of indoor tanning (33 vs 10; p < .001), and a POST article was more likely to mention the risks (58 vs 30%; p < .05). The higher number of POST articles mentioning the risks persisted throughout all quarters. Therefore, the California indoor tanning ban was associated with increased longer-term news coverage of skin protection and the risks associated with indoor tanning. This finding has potential influence on the many states that are considering comparable legislation.
Youth access to indoor tanning salons in urban versus rural/suburban communities.
Nahar, Vinayak K; Rosenthal, Meagen; Lemon, Stephenie C; Kane, Kevin; Cheng, Jie; Oleski, Jessica L; Li, Wenjun; Hillhouse, Joel J; Pagoto, Sherry L
2018-03-01
Research suggests that youth proximity to tanning salons may promote use; however, little is known about tanning salon proximity to schools. We assessed the proximity of tanning salons to schools in urban versus rural/suburban communities across Worcester County, Massachusetts (population > 800K). To put findings in context, we compared school proximity to tanning salons to school proximity to McDonald's restaurants, a large franchise that also caters to young people. Accessibility was measured by ArcGIS 10.2 Network Analyzer (ESRI, Redlands, CA, USA) and the most current road network data layer from Massachusetts Department of Transportation (MassDOT). A total of 145 schools were observed in the study area, of which about 39% of schools were within 1 mile from a tanning salon. Urban schools (53.41%) had a higher proportion within 1 mile of a tanning salon than rural/suburban schools (17.54%; P < .001). More schools (39.31%) were within 1 mile of a tanning salon than schools within 1 mile of a McDonald's (22.70%; P < .001). Schools may be particularly impactful for implementing skin cancer prevention programing. © 2017 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Iwamoto, Kazuaki; Tsuruta, Hiroki; Nishitaini, Yosuke; Osawa, Ro
2008-09-01
The gene tanLpl, encoding a novel tannase enzyme (TanLpl), has been cloned from Lactobacillus plantarum ATCC 14917(T). This is the first report of a tannase gene cloned from a bacterial source other than from Staphylococcus lugdunensis, which has been reported elsewhere. The open reading frame of tanLpl, spanning 1410 bp, encoded a 469-amino-acid protein that showed 28.8% identity to the tannase of S. lugdunensis with several commonly conserved sequences. These sequences could not be found in putative tannases reported for other bacteria and fungi. TanLpl was expressed in Escherichia coli DH5alpha from a pGEM-T expression system and purified. SDS-PAGE analysis indicated that purified TanLpl was a monomer polypeptide of approximately 50 kDa in size. Subsequent enzymatic characterization revealed that TanLpl was most active in an alkaline pH range at 40 degrees C, which was quite different from that observed for a fungal tannase of Aspergillus oryzae. In addition, the Michaelis-Menten constant of TanLpl was markedly lower than that of A. oryzae tannase. The evidence suggests that TanLpl should be classified into a novel family of tannases.
NASA Astrophysics Data System (ADS)
Alfarisi, Salman; Sutono, Sugoro Bhakti; Sutopo, Wahyudi
2017-11-01
Tanning industry is one of the companies that produce many pollutants and cause the negative impact on the environment. In the production process of tanning leather, the use of input material need to be evaluated. The problem of waste, not only have a negative impact on the environment, but also human health. In this study, the impact of mimosa as vegetable tanning agent evaluated. This study will provide alternative solutions for improvements to the use of vegetable tanning agent. The alternative solution is change mimosa with indusol, gambier, and dulcotan. This study evaluate the vegetable tanning of some aspects using material flow analysis and life cycle assessment approach. Life cycle assessment (LCA) is used to evaluate the environmental impact of vegetable tanning agent. Alternative solution selection using fuzzy multi-attribute decision making (FMADM) approach. Results obtained by considering the environment, human toxicity, climate change, and marine aquatic ecotoxicity, is to use dulcotan.
Carcioppolo, Nick; Orrego Dunleavy, Victoria; Yang, Qinghua
2017-02-01
Indoor tanning bed use is highly influenced by perceived norms about a tanned appearance. The theory of normative social behavior (TNSB) details the many ways in which norms can impact intentions and behavior, but has never been assessed in the context of indoor tanning. Considering this, we conducted a survey among female university students (N = 274) to determine the extent to which the TNSB predicted intentions to use indoor tanning beds. Overall, the path model predicted about 46% of the variance in intentions, and the majority of significant indirect effects were witnessed through the outcome expectation variables included in the TNSB, suggesting that these may be the most salient mechanisms-as predicted by the TNSB-through which norms can impact tanning intentions. In light of these results, theoretical and practical implications are discussed, and specific recommendations are given to extend the predictive utility of the TNSB in the context of indoor tanning.
Indoor Tanning Legislation: Shaping Policy and Nursing Practice.
Driscoll, Donna W; Darcy, Jennifer
2015-01-01
Legislation exists regulating adolescents' use of tanning beds; however, the rate at which adolescents use these devices has not been reduced. The purpose of this study was to provide an analysis of indoor tanning bed legislation in the United States specifically related to legal issues and parental consent along with enforcement of current laws. The investigators collected data via review of state health department websites or telephone interviews of identified contacts for all 50 states. Findings reveal wide variation in legislation related to adolescents' access to tanning devices and enforcement of violation of legal statutes. Nurses and other health care professionals can play key roles in educating families and adolescents to the dangers from the use of tanning beds along with being role models for proper skin protective behaviors. In addition, nurses should become advocates by supporting legislative efforts that ban tanning salons for all minors, with the long-term goal of reducing skin cancer caused by ultraviolet radiation (UVR) exposure from the use of tanning salons today.
Investigating the role of appearance-based factors in predicting sunbathing and tanning salon use.
Joel Hillhouse, Guy Cafri; Thompson, J Kevin; Jacobsen, Paul B; Hillhouse, Joel
2009-12-01
UV exposure via sunbathing and utilization of sun lamps and tanning beds are considered important risk factors for the development of skin cancer. Psychosocial models of UV exposure are often based on theories of health behavior, but theory from the body image field can be useful as well. The current study examines models that prospectively predict sunbathing and indoor tanning behaviors using constructs and interrelationships derived from the tripartite theory of body image, theory of reasoned action, health belief model, revised protection motivation theory, and a proposed integration of several health behavior models. The results generally support a model in which intentions mediate the relationship between appearance attitudes and tanning behaviors, appearance reasons to tan and intentions mediate the relationship between sociocultural influences and tanning behaviors, and appearance reasons not to tan and intentions mediate the role of perceived threat on behaviors. The implications of these findings are considered. © Springer Science+Business Media, LLC 2009
Current versus ideal skin tones and tanning behaviors in Caucasian college women.
Hemrich, Ashley; Pawlow, Laura; Pomerantz, Andrew; Segrist, Dan
2014-01-01
To explore tanning behaviors and whether a discrepancy between current and ideal skin tones exists. The sample included 78 Caucasian women from a mid-sized midwestern university. Data were collected in spring 2012 via a paper questionnaire. Sixty-two percent of the sample regularly engaged in salon tanning at least once per week, with an average frequency of 2.5 visits per week. Thirteen percent endorsed regularly tanning 4 or more times per week, and 26% reported visiting a tanning bed more than once in a 24-hour period. Ninety-four percent wished their current skin tone was darker, and ideal tone was significantly darker than current tone. The data suggest that the young Caucasian women in this sample tend to be dissatisfied with their current skin tone to an extent that leads the majority of them to engage in risky, potentially cancer-causing behavior by either salon tanning or considering tanning in the future as time and finances become available.
Bowman, Diana M; Lewis, Ryan C; Lee, Maximilian S; Yao, Catherine J
2015-08-01
Ultraviolet radiation is recognized as a human carcinogen by the International Agency for Research on Cancer, the world's authority on cancer research. In particular, exposure to ultraviolet radiation can lead to melanoma of the skin, which is the deadliest form of skin cancer in the United States. Yet despite the significant public health burden that is associated with skin cancer in the United States, each year over a million Americans engage in indoor tanning where exposure to artificial ultraviolet radiation occurs. In this article, we argue for an immediate ban on the use of commercial indoor tanning by minors and, based on international precedents, the phasing out of all commercial tanning operations in the United States. We consider the use of indoor tanning devices in the United States, epidemiological data on indoor tanning devices and cancer, regulation of tanning devices, and scientific evidence for increased government intervention. © The Author(s) 2015.
Prior, Suzanne M; Rafuse, Lindsay P
2016-02-01
Skin cancers are becoming more prevalent even though many can be prevented. Women are more knowledgeable than men about skin cancer, yet they are more likely to sunbathe deliberately and to use artificial tanning equipment. The purpose of this article is to examine messages that women receive about the benefits of a tan. Particularly, we focused on how the indoor UV tanning industry represents the value of a tan to women. We subjected five issues of Smart Tan Canada to thematic analysis. We examined language in advertisements and articles that promote an artificial tan to women. Four themes emerged: Be Beautiful and Sexy; Look Young; Feel Better; and Science, Health, and Nature. These themes are especially effective in a culture that routinely objectifies women and places a high degree of value on their appearance. We suggest that appearance-based interventions, media literacy training, and legislation could counteract the messages in the themes.
Carcioppolo, Nick; Orrego, Victoria; Yang, Qinghua
2017-01-01
Indoor tanning bed use is highly influenced by perceived norms about a tanned appearance. The theory of normative social behavior (TNSB) details the many ways in which norms can impact intentions and behavior, but has never been assessed in the context of indoor tanning. Considering this, we conducted a survey among female university students (N = 274) to determine the extent to which the TNSB predicted intentions to use indoor tanning beds. Overall, the path model predicted about 46% of the variance in intentions, and the majority of significant indirect effects were witnessed through the outcome expectation variables included in the TNSB, suggesting that these may be the most salient mechanisms – as predicted by the TNSB – through which norms can impact tanning intentions. In light of these results, theoretical and practical implications are discussed, and specific recommendations are given to extend the predictive utility of the TNSB in the context of indoor tanning. PMID:27230254
Molecular spectroscopic study for suggested mechanism of chrome tanned leather.
Nashy, Elshahat H A; Osman, Osama; Mahmoud, Abdel Aziz; Ibrahim, Medhat
2012-03-01
Collagen represents the structural protein of the extracellular matrix, which gives strength of hides and/or skin under tanning process. Chrome tan is the most important tanning agent all over the world. The methods for production of leather evolved over several centuries as art and engineering with little understanding of the underlying science. The present work is devoted to suggest the most probable mechanistic action of chrome tan on hide proteins. First the affect of Cr upon hide protein is indicated by the studied mechanical properties. Then the spectroscopic characterization of the hide protein as well as chrome tanned leather was carried out with Horizontal Attenuated Total Reflection (HATR) FT-IR. The obtained results indicate how the chromium can attached with the active sites of collagen. Molecular modeling confirms that chromium can react with amino as well as carboxylate groups. Four schemes were obtained to describe the possible interactions of chrome tan with hide proteins. Copyright © 2011 Elsevier B.V. All rights reserved.
Cho, Hyunyi; Hall, Jennifer G.; Kosmoski, Carin; Fox, Rebekah L.; Mastin, Teresa
2008-01-01
The majority of tanning bed users in the U.S. are women. Previous health communication research frequently focused on the risk of skin cancer, but few studies assessed the mediated communication environment that may surround women’s beliefs and behaviors relevant to tanning. A content analysis of articles in eight magazines targeting girls, young women, older women, and women who are interested in fitness during the ten-year period of 1997–2006 was conducted. The amount of coverage of tanning bed use consequences was less than 50% of the coverage of tanning benefits. About 40% of the tanning benefits coverage touted looking healthy. The coverage of prevention methods focused on sunscreen use (55%), while the more important methods (e.g., protective clothing use) were rarely featured. Longitudinally, the coverage of the risk and prevention relevant issues increased between 1997 and 2006. The data indicate that the coverage of tanning benefits also increased during the same period. PMID:20228954
Commercial Tanning Bed Use as a Medical Therapy.
Acosta, K Alexandra; Hunter-Ellul, Lindsey; Wilkerson, Michael G
2015-06-01
An anonymous 9-question survey was composed and distributed to members of the Texas Dermatological Society to evaluate dermatologists' prescription of commercial tanning beds for treatment of certain dermatologic and other medical conditions and to seek opinions on whether commercial tanning beds are a legitimate medical therapy. Results show that although dermatologists agree recreational tanning should always be discouraged, some Texas dermatologists do occasionally recommend commercial tanning bed use for some conditions in patients who cannot afford traditional in-office phototherapy because they lack insurance or have high copays or for those patients who live in regions with limited access to in-office phototherapy or have significant barriers to coming into the clinic. Conditions for which patients are referred to commercial tanning beds include psoriasis, renal prurigo, atopic dermatitis, and mycosis fungoides.
Tanning lamps: health effects and reclassification by the Food and Drug Administration.
Ernst, Alexander; Grimm, Amanda; Lim, Henry W
2015-01-01
Tanning lamps have long been considered a class I medical device under regulation by the Food and Drug Administration (FDA). A growing body of research has repeatedly documented the association between elective indoor tanning and several negative health consequences. These accepted findings have prompted action by the FDA to officially reclassify tanning lamps as a class II medical device. The main purpose of this review is to update practitioners on the current state of tanning lamp classification and highlight the practical implications of this recent change. This information can be used by clinicians to easily reference this important action, and empower patients with a better understanding of the risks associated with indoor tanning. Copyright © 2014 American Academy of Dermatology, Inc. Published by Elsevier Inc. All rights reserved.
Tanning bed and nail lamp use and the risk of cutaneous malignancy: a review of the literature.
O'Sullivan, Niamh-Anna; Tait, Clare P
2014-05-01
Malignant melanoma (MM) and non-melanoma skin cancer (NMSC) are increasingly common and both can be fatal. In 2009 the World Health Organization (WHO) classified the whole ultraviolet spectrum and tanning beds as carcinogenic to humans, placing them in the same category as asbestos and tobacco. Despite this, the trend for indoor tanning continues. A growing body of evidence has now associated indoor tanning with an increased risk of MM and NMSC. As a result, there has been an upsurge in regulations in the tanning industry ranging from age restrictions to complete bans on commercial tanning. This article examines the evidence and strengthens the case for a complete ban of a recognised modifiable risk factor for cutaneous malignancy. © 2014 The Australasian College of Dermatologists.
CHANGES in SKIN TANNING ATTITUDES Fashion Articles and Advertisements in the Early 20th Century
Martin, Jo M.; Ghaferi, Jessica M.; Cummins, Deborah L.; Mamelak, Adam J.; Schmults, Chrys D.; Parikh, Mona; Speyer, Lark-Aeryn; Chuang, Alice; Richardson, Hazel V.; Stein, David
2009-01-01
Historical reviews suggest that tanning first became fashionable in the 1920s or 1930s. To quantitatively and qualitatively examine changes in tanning attitudes portrayed in the popular women's press during the early 20th century, we reviewed summer issues of Vogue and Harper's Bazaar for the years 1920, 1927, 1928, and 1929. We examined these issues for articles and advertisements promoting skin tanning or skin bleaching and protection. We found that articles and advertisements promoting the fashionable aspects of tanned skin were more numerous in 1928 and 1929 than in 1927 and 1920, whereas those promoting pale skin (by bleaching or protection) were less numerous. These findings demonstrate a clear shift in attitudes toward tanned skin during this period. PMID:19846688
A Review of Common Tanning Methods
Garone, Michael; Fabrikant, Jordan
2015-01-01
Tanning in the United States has become an increasingly popular activity in our culture. Tanning methods have evolved through the years to become more readily accessible and easier to use for all consumers, regardless of geographic location. With the rising incidence of skin cancer, the demand for safe and efficient tanning methods remains high. There are currently many different tanning methods being utilized, and still more are being researched. This article serves to summarize some of the most common tarining methods used in the United States today as well as some potential methods currently under study. PMID:25741402
Use of indoor tanning facilities by white adolescents in the United States.
Demko, Catherine A; Borawski, Elaine A; Debanne, Sara M; Cooper, Kevin D; Stange, Kurt C
2003-09-01
Indoor tanning is a risk factor for skin cancer, but the population-based prevalence of this behavior among adolescents is not clearly known. To describe the prevalence of tanning booth use among white US adolescents and to assess its association with sociodemographic factors, health behaviors, and appearance. A nationally representative sample of 6903 non-Hispanic white adolescents, aged 13 to 19 years, who participated in Wave II (between April 1, 1996, and August 31, 1996) of the National Longitudinal Study of Adolescent Health. Frequency of lifetime use of indoor artificial tanning facilities. With the data weighted to national levels, 36.8% of the white female adolescents and 11.2% of the white male adolescents have used a tanning booth at least once in their life, while 28.1% and 6.9% of the female and male adolescents, respectively, reported tanning booth use 3 or more times. The percentage of female adolescents using tanning booths 3 or more times increased with age, from 11.2% of the 13- to 14-year-olds to 47.0% of 18- to 19-year-olds and also increased with greater tanning ability, from 12.6% of the poor tanners to 38.1% of those with a strong tan response. After multivariate adjustment, those residing in the Midwest (adjusted odds ratio [aOR], 2.38; 95% confidence interval [CI], 1.53-3.68) or South (aOR, 2.91; 95% CI, 1.89-4.53), attending a rural high school (aOR, 1.80; 95% CI, 1.09-2.98), and reporting the use of 2 or 3 substances (aOR, 3.06; 95% CI, 2.44-3.82) were more likely to use indoor tanning facilities, as were dieters (aOR, 1.26; 95% CI, 1.01-1.57) regardless of their body mass index. Decreased odds of indoor tanning were observed among those with a college-educated mother (aOR, 0.68; 95% CI, 0.51-0.90) and greater cognitive ability (per 10-point score increase; aOR, 0.89; 95% CI, 0.82-0.96) while routine participation in physical activity significantly lowered the odds of indoor tanning only among female adolescents. Indoor tanning is prevalent, particularly among female adolescents, and aligns with other risk behaviors, appearance-related factors, and intentional sunbathing. The risks of artificial tanning need increased emphasis among adolescents, especially in the Midwest and South where extremes in the availability of natural light appear to send intentional tanners indoors.
... stretch marks. This isn't true with regular tanning or tanning beds , though: Stretch marks are less likely to ... up looking more obvious. Plus, the sun and tanning beds do more harm than good when it ...
Contribution of acidic components to the total acid number (TAN) of bio-oil
Park, Lydia K-E.; Liu, Jiaojun; Yiacoumi, Sotira; ...
2017-03-28
Bio-oil or pyrolysis oil — a product of thermochemical decomposition of biomass under oxygen-limited conditions — holds great potential to be a substitute for nonrenewable fossil fuels. But, its high acidity, which is primarily due to the degradation of hemicelluloses, limits its applications. For the evaluation of bio-oil production and treatment, it is essential to accurately measure the acidity of bio-oil. The total acid number (TAN), which is defined as the amount of potassium hydroxide needed to titrate one gram of a sample and has been established as an ASTM method to measure the acidity of petroleum products, has beenmore » employed to investigate the acidity of bio-oil. The TAN values of different concentrations of bio-oil components such as standard solutions of acetic acid, propionic acid, vanillic acid, hydroxybenzoic acid, syringic acid, hydroxymethylfurfural, and phenol were analyzed according to the ASTM D664 standard method. Our method showed the same linear relationship between the TAN values and the molar concentrations of acetic, propionic, and hydroxybenzoic acids. A different linear relationship was found for vanillic acid, due to the presence of multiple functional groups that can contribute to the TAN value. Furthermore, the influence of the titration solvent on the TAN values has been determined by comparing the TAN values and titration curves obtained from the standard method with results from the TAN analysis in aqueous environment and with equilibrium modeling results. Aqueous bio-oil samples with a known amount of acetic acid added were also analyzed. The additional acetic acid in bio-oil samples caused a proportional increase in the TAN values. These results of this research indicate that the TAN value of a sample with acids acting as monoprotic acids in the titration solvent can be converted to the molar concentration of total acids. For a sample containing acids that act as diprotic and polyprotic acids, however, its TAN value cannot be simply converted to the molar concentration of total acids because these acids have a stronger contribution to the TAN values than the contribution of monoprotic acids.« less
Contribution of acidic components to the total acid number (TAN) of bio-oil
DOE Office of Scientific and Technical Information (OSTI.GOV)
Park, Lydia K-E.; Liu, Jiaojun; Yiacoumi, Sotira
Bio-oil or pyrolysis oil — a product of thermochemical decomposition of biomass under oxygen-limited conditions — holds great potential to be a substitute for nonrenewable fossil fuels. But, its high acidity, which is primarily due to the degradation of hemicelluloses, limits its applications. For the evaluation of bio-oil production and treatment, it is essential to accurately measure the acidity of bio-oil. The total acid number (TAN), which is defined as the amount of potassium hydroxide needed to titrate one gram of a sample and has been established as an ASTM method to measure the acidity of petroleum products, has beenmore » employed to investigate the acidity of bio-oil. The TAN values of different concentrations of bio-oil components such as standard solutions of acetic acid, propionic acid, vanillic acid, hydroxybenzoic acid, syringic acid, hydroxymethylfurfural, and phenol were analyzed according to the ASTM D664 standard method. Our method showed the same linear relationship between the TAN values and the molar concentrations of acetic, propionic, and hydroxybenzoic acids. A different linear relationship was found for vanillic acid, due to the presence of multiple functional groups that can contribute to the TAN value. Furthermore, the influence of the titration solvent on the TAN values has been determined by comparing the TAN values and titration curves obtained from the standard method with results from the TAN analysis in aqueous environment and with equilibrium modeling results. Aqueous bio-oil samples with a known amount of acetic acid added were also analyzed. The additional acetic acid in bio-oil samples caused a proportional increase in the TAN values. These results of this research indicate that the TAN value of a sample with acids acting as monoprotic acids in the titration solvent can be converted to the molar concentration of total acids. For a sample containing acids that act as diprotic and polyprotic acids, however, its TAN value cannot be simply converted to the molar concentration of total acids because these acids have a stronger contribution to the TAN values than the contribution of monoprotic acids.« less
LUNAR SAMPLES - APOLLO 17 - #7605500
1973-01-01
S73-15713 (January 1973) --- A close-up view of Apollo 17 lunar rock sample No. 76055 being studied and analyzed in the Lunar Receiving Laboratory at the Manned Spacecraft Center. This tan-gray irregular, rounded breccia was among many lunar samples brought back from the Taurus-Littrow landing site by the Apollo 17 crew. The rock measures 18 x 20 x 25 centimeters (7.09 x 7.87 x 9.84 inches) and weighs 6,389 grams (14.2554 pounds). The rock was collected from the south side of the lunar roving vehicle while the Apollo 17 astronauts were at Station 7 (base of North Massif).
Sunless Tanning: A Safe Alternative to Sunbathing
... in most sunless tanning products is the color additive, dihydroxyacetone (DHA). When applied, dihydroxyacetone reacts with dead ... Sunless tanning pills, which typically contain the color additive canthaxanthin, aren't safe. When taken in large ...
Isolation and characterization of a novel tannase from a metagenomic library.
Yao, Jian; Fan, Xin Jiong; Lu, Yi; Liu, Yu Huan
2011-04-27
A novel gene (designated as tan410) encoding tannase was isolated from a cotton field metagenomic library by functional screening. Sequence analysis revealed that tan410 encoded a protein of 521 amino acids. SDS-PAGE and gel filtration chromatography analysis of purified tannase suggested that Tan410 was a monomeric enzyme with a molecular mass of 55 kDa. The optimum temperature and pH of Tan410 were 30 °C and 6.4. The activity was enhanced by addition of Ca(2+), Mg(2+) and Cd(2+). In addition, Tan410 was stable in the presence of 4 M NaCl. Chlorogenic acid, rosmarinic acid, ethyl ferulate, tannic acid, epicatechin gallate and epigallocathchin gallate were efficiently hydrolyzed by recombinant tannase. All of these excellent properties make Tan410 an interesting enzyme for biotechnological application.
Early-Onset Basal Cell Carcinoma and Indoor Tanning: A Population-Based Study
Zens, M. Scot; Li, Zhigang; Stukel, Therese A.; Perry, Ann E.; Gilbert-Diamond, Diane; Sayarath, Vicki; Stephenson, Rita S.; Barton, Dorothea; Nelson, Heather H.; Spencer, Steven K.
2014-01-01
OBJECTIVE: Indoor tanning with UV radiation–emitting lamps is common among adolescents and young adults. Rising incidence rates of basal cell carcinoma (BCC) have been reported for the United States and elsewhere, particularly among those diagnosed at younger ages. Recent epidemiologic studies have raised concerns that indoor tanning may be contributing to early occurrence of BCC, and younger people may be especially vulnerable to cancer risk associated with this exposure. Therefore, we sought to address these issues in a population-based case–control study from New Hampshire. METHODS: Data on indoor tanning were obtained on 657 cases of BCC and 452 controls ≤50 years of age. RESULTS: Early-onset BCC was related to indoor tanning, with an adjusted odds ratio (OR) of 1.6 (95% confidence interval, 1.3–2.1). The strongest association was observed for first exposure as an adolescent or young adult, with a 10% increase in the OR with each age younger at first exposure (OR per year of age ≤23 = 1.1; 95% confidence interval, 1.0–1.2). Associations were present for each type of device examined (ie, sunlamps, tanning beds, and tanning booths). CONCLUSIONS: Our findings suggest early exposure to indoor tanning increases the risk of early development of BCC. They also underscore the importance of counseling adolescents and young adults about the risks of indoor tanning and for discouraging parents from consenting minors to this practice. PMID:24958589
Early-onset basal cell carcinoma and indoor tanning: a population-based study.
Karagas, Margaret R; Zens, M Scot; Li, Zhigang; Stukel, Therese A; Perry, Ann E; Gilbert-Diamond, Diane; Sayarath, Vicki; Stephenson, Rita S; Barton, Dorothea; Nelson, Heather H; Spencer, Steven K
2014-07-01
Indoor tanning with UV radiation-emitting lamps is common among adolescents and young adults. Rising incidence rates of basal cell carcinoma (BCC) have been reported for the United States and elsewhere, particularly among those diagnosed at younger ages. Recent epidemiologic studies have raised concerns that indoor tanning may be contributing to early occurrence of BCC, and younger people may be especially vulnerable to cancer risk associated with this exposure. Therefore, we sought to address these issues in a population-based case-control study from New Hampshire. Data on indoor tanning were obtained on 657 cases of BCC and 452 controls ≤50 years of age. Early-onset BCC was related to indoor tanning, with an adjusted odds ratio (OR) of 1.6 (95% confidence interval, 1.3-2.1). The strongest association was observed for first exposure as an adolescent or young adult, with a 10% increase in the OR with each age younger at first exposure (OR per year of age ≤23 = 1.1; 95% confidence interval, 1.0-1.2). Associations were present for each type of device examined (ie, sunlamps, tanning beds, and tanning booths). Our findings suggest early exposure to indoor tanning increases the risk of early development of BCC. They also underscore the importance of counseling adolescents and young adults about the risks of indoor tanning and for discouraging parents from consenting minors to this practice. Copyright © 2014 by the American Academy of Pediatrics.
Ventenilla, Jessica; França, Katlein; Lotti, Torello; Keri, Jonette
2018-06-01
Natural and artificial tanning have become very popular in Western culture, yet at the same time, there is still a psychodermatology concern for this activity. Not much has been examined with the psychological aspects of tanning and sunscreen use. The purpose of this study is to examine the psychosocial effects associated with sun protection, natural, and artificial tanning among individuals 18 years old or older visiting the University of Miami Dermatology Outpatient Clinic. We distributed a survey on tanning and sunscreen use to 150 dermatology outpatients, hospital employees, and hospital visitors for three weeks during June/July 2015 asking about how often they tan, use sunscreen, and how they feel about this topic. Demographics, such as gender, ethnicity, and education were taken into consideration to examine the different responses in each category. Our results suggest that people's perception to tanning and sunscreen use have evolved over time. Most people in South Florida nowadays feel guilty when exposed to natural sunlight without sunscreen and do not tan frequently. The majority of the people, specifically women, utilize the recommended amount of sunscreen with a sun protection factor of 30-50. However, we can conclude that communication between social media and the general public can affect people's decision-making on tanning and sunscreen use with physician advice being the most effective method of encouraging people to use sunscreen. This study will add to the growing knowledge about psychodermatology.
Compliance with youth access regulations for indoor UV tanning.
Hester, Eric J; Heilig, Lauren F; D'Ambrosia, Renee; Drake, Amanda L; Schilling, Lisa M; Dellavalle, Robert P
2005-08-01
To describe youth access to indoor UV tanning and youth discount pricing incentives in 4 states with different age restrictions: Colorado (no age restrictions), Texas (age 13 years), Illinois (age 14 years), and Wisconsin (age 16 years). Cross-sectional telephone survey conducted in October 2003 using a standardized script to assess the practices of randomly selected UV tanning operators. Randomly selected licensed indoor UV tanning facility operators in Colorado, Texas, Illinois, and Wisconsin. Number of facilities (1) complying with indoor UV tanning minimum age regulations for a 12-year-old potential patron and a 15-year-old potential patron and (2) offering youth discounts. For a 12-year-old potential patron, 62% of facilities in states with minimum age restrictions prohibiting 12-year-olds had an operator report that they would not permit indoor tanning (Texas, 23%; Illinois, 74%; and Wisconsin, 89%) compared with 18% in Colorado, a state without youth access regulations. For a 15-year-old patron, most facilities in Wisconsin, the only state with a minimum age restriction for 15-year-olds, prohibited access (77%). Overall, 15% of operators offered youth discounts: Texas, 23%; Illinois, 14%; Wisconsin, 11%; and Colorado, 11%. Tanning facilities in 4 states offered price incentives directed at youths. State youth access regulations were associated with decreased youth access to indoor tanning. High compliance levels in states with long-standing youth access regulations (Illinois and Wisconsin) demonstrate the potential for successful tanning industry youth access regulation.
Addiction to Indoor Tanning: Relations to Anxiety, Depression, and Substance Use
Mosher, Catherine E.; Danoff-Burg, Sharon
2013-01-01
Objective To assess the prevalence of addiction to indoor tanning among college students and its association with substance use and symptoms of anxiety and depression. Design Two written measures, the CAGE (Cut down, Annoyed, Guilty, Eye-opener) Questionnaire, used to screen for alcoholism, and the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision (DSM-IV-TR) criteria for substance-related disorders, were modified to evaluate participants for addiction to indoor tanning. Standardized self-report measures of anxiety, depression, and substance use also were administered. Setting Large (i.e., approximately 18,000 students) university in the northeastern United States. Participants A total of 421 college students. Main Outcome Measures Self-reported addiction to indoor tanning, substance use, and symptoms of anxiety and depression. Results Among respondents who had used indoor tanning facilities (n = 229), 39% met DSM-IV-TR criteria and 31% met CAGE criteria for addiction to indoor tanning. Students who met DSM-IV-TR and CAGE criteria for addiction to indoor tanning reported greater symptoms of anxiety and greater use of alcohol, marijuana, and other substances than those who did not meet these criteria. Depressive symptoms did not significantly vary by indoor tanning addiction status. Conclusions Findings suggest that interventions to reduce skin cancer risk should address the addictive qualities of indoor tanning for a minority of individuals as well as the relationship of this behavior to other addictions and affective disturbance. PMID:20404230
Beane Freeman, Laura E; Dennis, Leslie K; Lynch, Charles F; Lowe, John B; Clarke, William R
2005-04-01
Exposure to ultraviolet radiation has consistently been linked to an increased risk of melanoma. Epidemiologic studies are susceptible to measurement error, which can distort the magnitude of observed effects. Although the reliability of self-report of many sun exposure factors has been previously described in several studies, self-report of use of artificial tanning devices and self-tanning creams has been less well characterized. A mailed survey was re-administered 2-4 weeks after completion of the initial survey to 76 randomly selected participants in a case-control study of melanoma. Cases and controls were individuals diagnosed in 1999 and 2000 who were ascertained from the Iowa Cancer Registry in 2002. We assessed the consistency of self-reported use of sunlamps and self-tanning creams, sun sensitivity, and history of sunburns. There was substantial reliability in reporting the use of sunlamps or self-tanning creams (cases: Kappa (kappa)=1.0 for both exposures; controls: kappa=0.71 and 0.87, respectively). kappa estimates of 0.62-0.78 were found for overall reliability of several sun sensitivity factors. Overall, the survey instrument demonstrated substantial reproducibility for factors related to the use of sunlamps or tanning beds, self-tanning creams, and sun sensitivity factors.
Elhennawy, Mai Gamal; Lin, Hai-Shu
2017-12-29
Tangeretin (TAN) is a dietary polymethoxylated flavone that possesses a broad scope of pharmacological activities. A simple high-performance liquid chromatography (HPLC) method was developed and validated in this study to quantify TAN in plasma of Sprague-Dawley rats. The lower limit of quantification (LLOQ) was 15 ng/mL; the intra- and inter-day assay variations expressed in the form of relative standard deviation (RSD) were all less than 10%; and the assay accuracy was within 100 ± 15%. Subsequently, pharmacokinetic profiles of TAN were explored and established. Upon single intravenous administration (10 mg/kg), TAN had rapid clearance ( Cl = 94.1 ± 20.2 mL/min/kg) and moderate terminal elimination half-life ( t 1/2 λz = 166 ± 42 min). When TAN was given as a suspension (50 mg/kg), poor but erratic absolute oral bioavailability (mean value < 3.05%) was observed; however, when TAN was given in a solution prepared with randomly methylated-β-cyclodextrin (50 mg/kg), its plasma exposure was at least doubled (mean bioavailability: 6.02%). It was obvious that aqueous solubility hindered the oral absorption of TAN and acted as a barrier to its oral bioavailability. This study will facilitate further investigations on the medicinal potentials of TAN.
Association of Socioeconomic and Geographic Factors With Google Trends for Tanning and Sunscreen.
Seth, Divya; Gittleman, Haley; Barnholtz-Sloan, Jill; Bordeaux, Jeremy S
2018-02-01
Internet search trends are used to track both infectious diseases and noncommunicable conditions. The authors sought to characterize Google Trends search volume index (SVI) for the terms "sunscreen" and tanning ("tanning salon" and "tanning bed") in the United States from 2010 to 2015 and analyze association with educational attainment, average income, and percent white data by state. SVI is search frequency data relative to total search volume. Analysis of variance, univariate, and multivariate analyses were performed to assess seasonal variations in SVI and the association of state-level SVI with state latitudes and census data. Hawaii had the highest SVI for sunscreen searches, whereas Alaska had the lowest. West Virginia had the highest SVI for tanning searches, whereas Hawaii had the lowest. There were significant differences between seasonal SVI for sunscreen and tanning searches (p < .001). Sunscreen SVI by state was correlated with an increase in educational attainment and average income, and a decrease in latitude (p < .05) in a multivariate model. Tanning SVI was correlated with a decrease in educational attainment and average income, and an increase in latitude (p < .05). Internet search trends for sunscreen and tanning are influenced by socioeconomic factors, and could be a tool for skin-related public health.
Romer, Frederik H; Underwood, Andrew P; Senekal, Nadine D; Bonnet, Susan L; Duer, Melinda J; Reid, David G; van der Westhuizen, Jan H
2011-01-28
Solid state ¹³C-NMR spectra of pure tannin powders from four different sources--mimosa, quebracho, chestnut and tara--are readily distinguishable from each other, both in pure commercial powder form, and in leather which they have been used to tan. Groups of signals indicative of the source, and type (condensed vs. hydrolyzable) of tannin used in the manufacture are well resolved in the spectra of the finished leathers. These fingerprints are compared with those arising from leathers tanned with other common tanning agents. Paramagnetic chromium (III) tanning causes widespread but selective disappearance of signals from the spectrum of leather collagen, including resonances from acidic aspartyl and glutamyl residues, likely bound to Cr (III) structures. Aluminium (III) and glutaraldehyde tanning both cause considerable leather collagen signal sharpening suggesting some increase in molecular structural ordering. The ²⁷Al-NMR signal from the former material is consistent with an octahedral coordination by oxygen ligands. Solid state NMR thus provides easily recognisable reagent specific spectral fingerprints of the products of vegetable and some other common tanning processes. Because spectra are related to molecular properties, NMR is potentially a powerful tool in leather process enhancement and quality or provenance assurance.
... Spray tans, lotions, or gels use a color additive that makes your skin look tan called DHA. DHA is considered safe for use on the outside of your body by the U.S. Food and Drug Administration. You need to make sure ...
Obayan, Busayo; Geller, Alan C; Resnick, Elissa A; Demierre, Marie-France
2010-07-01
Passing tanning bed legislation restricting underage use has remained challenging. We sought to determine the resources required to pass tanning bed legislation restricting use to children and identify key barriers to its passage. A total of 15 states sought to pass tanning bed legislation in 2006; in-depth surveys were completed with advocates in 10 states and legislators in 5 states. Advocates sought advice from the sponsoring legislator or legislators (n = 9), held discussions with other organizations (n = 8), and used a lobbyist (n = 5). The 3 major barriers were strong lobbying efforts by the tanning bed industry (n = 10), proceedings after the bill was filed (n = 5), and obtaining support from other organizations (n = 4). For legislators, the most significant barrier was making colleagues aware of the health effects of tanning bed use. Five of 10 legislators and 10 of 15 advocates responded to the survey. Barriers to passage of tanning bed legislation can potentially be surmounted with advice to advocates and coordinated efforts by multiple organizations. Copyright (c) 2009 American Academy of Dermatology, Inc. Published by Mosby, Inc. All rights reserved.
NASA Astrophysics Data System (ADS)
Guo, Xiaotong; Niu, Yunsong; Chen, Minghui; Sun, Wenyao; Zhu, Shenglong; Wang, Fuhui
2018-01-01
Thick Ta(N) coating of 51 μm has been successfully obtained by DCMS technology. Ta(N) is a kind of distorted Ta matrix, which is inter-soluble with N-defect lattice structure, forming the disabled bcc structure. From the XRD and XPS investigations, the composition of Ta(N) coating is consisted of bcc-Ta and bcc-TaN0.06, while that of Ta coating mainly contains β-Ta phase. It can be concluded from wear test, nanoindentation test and SEM observations, wear resistance of Ta(N) coating is much better than that of Ta coating, due to its high hardness, H/E, H3/E2 value and low COF value. The wear mechanism of Ta coating is the compound fatigue and abrasive wear, while that of Ta(N) coating is transformed into adhesive wear mechanism. The secondary adhesion of the plastic deformation for the Ta(N) coating can reinforce the coated surface, to improve the load-bearing and anti-wear capacities, and thus improve the wear resistance.
Strategies to Reduce Indoor Tanning
Holman, Dawn M.; Fox, Kathleen A.; Glenn, Jeffrey D.; Guy, Gery P.; Watson, Meg; Baker, Katie; Cokkinides, Vilma; Gottlieb, Mark; Lazovich, DeAnn; Perna, Frank M.; Sampson, Blake P.; Seidenberg, Andrew B.; Sinclair, Craig; Geller, Alan C.
2015-01-01
Exposure to ultraviolet radiation from indoor tanning device use is associated with an increased risk of skin cancer, including risk of malignant melanoma, and is an urgent public health problem. By reducing indoor tanning, future cases of skin cancer could be prevented, along with the associated morbidity, mortality, and healthcare costs. On August 20, 2012, the CDC hosted a meeting to discuss the current body of evidence on strategies to reduce indoor tanning as well as research gaps. Using the Action Model to Achieve Healthy People 2020 Overarching Goals as a framework, the current paper provides highlights on the topics that were discussed, including (1) the state of the evidence on strategies to reduce indoor tanning; (2) the tools necessary to effectively assess, monitor, and evaluate the short- and long-term impact of interventions designed to reduce indoor tanning; and (3) strategies to align efforts at the national, state, and local levels through transdisciplinary collaboration and coordination across multiple sectors. Although many challenges and barriers exist, a coordinated, multilevel, transdisciplinary approach has the potential to reduce indoor tanning and prevent future cases of skin cancer. PMID:23683986
Density of Indoor Tanning Facilities in 116 Large U.S. Cities
Hoerster, Katherine D.; Garrow, Rebecca L.; Mayer, Joni A.; Clapp, Elizabeth J.; Weeks, John R.; Woodruff, Susan I.; Sallis, James F.; Slymen, Donald J.; Patel, Minal R.; Sybert, Stephanie A.
2009-01-01
Background U.S. adolescents and young adults are using indoor tanning at high rates, even though it has been linked to both melanoma and squamous cell cancer. Because the availability of commercial indoor tanning facilities may influence use, data are needed on the number and density of such facilities. Methods In March 2006, commercial indoor tanning facilities in 116 large U.S. cities were identified, and the number and density (per 100,000 population) were computed for each city. Bivariate and multivariate analyses conducted in 2008 tested the association between tanning-facility density and selected geographic, climatologic, demographic, and legislative variables. Results Mean facility number and density across cities were 41.8 (SD=30.8) and 11.8 (SD=6.0), respectively. In multivariate analysis, cities with higher percentages of whites and lower ultraviolet (UV)index scores had significantly higher facility densities than those with lower percentages of whites and higher UV index scores. Conclusions These data indicate that commercial indoor tanning is widely available in the urban U.S., and this availability may help explain the high usage of indoor tanning. PMID:19215849
Density of indoor tanning facilities in 116 large U.S. cities.
Hoerster, Katherine D; Garrow, Rebecca L; Mayer, Joni A; Clapp, Elizabeth J; Weeks, John R; Woodruff, Susan I; Sallis, James F; Slymen, Donald J; Patel, Minal R; Sybert, Stephanie A
2009-03-01
U.S. adolescents and young adults are using indoor tanning at high rates, even though it has been linked to both melanoma and squamous cell cancer. Because the availability of commercial indoor tanning facilities may influence use, data are needed on the number and density of such facilities. In March 2006, commercial indoor tanning facilities in 116 large U.S. cities were identified, and the number and density (per 100,000 population) were computed for each city. Bivariate and multivariate analyses conducted in 2008 tested the association between tanning-facility density and selected geographic, climatologic, demographic, and legislative variables. Mean facility number and density across cities were 41.8 (SD=30.8) and 11.8 (SD=6.0), respectively. In multivariate analysis, cities with higher percentages of whites and lower ultraviolet (UV)index scores had significantly higher facility densities than those with lower percentages of whites and higher UV index scores. These data indicate that commercial indoor tanning is widely available in the urban U.S., and this availability may help explain the high usage of indoor tanning.
Arndt, Jamie; Cox, Cathy R; Goldenberg, Jamie L; Vess, Matthew; Routledge, Clay; Cooper, Douglas P; Cohen, Florette
2009-06-01
In 4 studies, the role of extrinsic esteem contingencies in adjusting to shifting health-relevant standards when managing existential fears was examined. Study 1 demonstrated that after reminders of death, higher dispositional focus on extrinsic self-esteem contingencies predicted greater interest in tanning. Using a more domain-specific approach, Study 2 showed that, after being reminded of death, the more individuals smoke for social esteem reasons, the more compelling they find an antismoking commercial that exposes adverse social consequences of smoking. Study 3 explored how situational factors (i.e., priming a contingent relational schema) that implicate extrinsic contingencies facilitated the impact of shifting standard primes on tanning intentions after mortality salience. Finally, Study 4 found that mortality salience led to increased endorsement of exercise as a basis of self-worth when participants who derive self-esteem from extrinsic sources visualized someone who exercises. Together, these studies demonstrate that reminders of death interact with prevalent social standards to influence everyday health decisions.
ERIC Educational Resources Information Center
Perez, Donna; Kite, James; Dunlop, Sally M.; Cust, Anne E.; Goumas, Chris; Cotter, Trish; Walsberger, Scott C.; Dessaix, Anita; Bauman, Adrian
2015-01-01
Melanoma is the most common cancer among 15- to 29-year-olds in Australia, with rates increasing with age. The "Dark Side of Tanning" (DSOT) mass media campaign was developed in 2007 to influence attitudes related to tanning. This study aimed to assess recall and impact of the DSOT campaign. Data were collected using online surveys of…
Coelho, Sergio G; Yin, Lanlan; Smuda, Christoph; Mahns, Andre; Kolbe, Ludger; Hearing, Vincent J
2015-03-01
Repetitive suberythemal UVA and/or UVB exposures were used to generate comparable UV-induced tans in human skin over the course of 2 weeks. To evaluate the potential photoprotective values of those UVA- and/or UVB- induced tans and to avoid the confounding issue of residual UV-induced DNA damage, we waited 1 week before challenging those areas with a 1.5 MED of UVA+UVB after which we measure DNA damage. The results show that the type of UV used to induce skin pigmentation affects the redistribution of melanin in the skin and/or de novo melanin synthesis. The UVA-induced tans failed to even provide a minimal SPF of 1.5, which suggests that producing a tan with UVA-rich sunlamps prior to a holiday or vacation is completely counterproductive. Published 2014. This article is a US Government work and is in the public domain in the USA.
Indoor tanning facility density in eighty U.S. cities.
Palmer, Richard C; Mayer, Joni A; Woodruff, Susan I; Eckhardt, Laura; Sallis, James F
2002-06-01
The purpose of this study was to examine the number of tanning facilities in select U.S. cities. The twenty most populated cities from each of 4 U.S. regions were selected for the sample. For each city, data on the number of tanning facilities, climate, and general demographic profile were collected. Data for state tanning facility legislation also were collected. A tanning facility density variable was created by dividing the city's number of facilities by its population size. The 80 cities had an average of 50 facilities each. Results of linear regression analysis indicated that higher density was significantly associated with colder climate, lower median income, and higher proportion of Whites. These data indicate that indoor tanning facilities are prevalent in the environments of U.S. urban-dwellers. Cities having the higher density profile may be logical targets for interventions promoting less or safer use of these facilities.
Prevalence of Indoor Tanning and Association With Sunburn Among Youth in the United States.
Guy, Gery P; Berkowitz, Zahava; Everett Jones, Sherry; Watson, Meg; Richardson, Lisa C
2017-05-01
Indoor tanning and sunburns, particularly during adolescence and young adulthood, increase the risk of developing skin cancer. To examine the trends in the prevalence of indoor tanning and the association between indoor tanning and sunburn among US high school students. This study pooled and examined cross-sectional data from the 2009, 2011, 2013, and 2015 national Youth Risk Behavior Survey. During 2009, 2011, 2013, and 2015, the overall response rates were 71%, 71%, 68%, and 60%, respectively, and unweighted sample sizes were 16 410, 15 425, 13 538, and 15 624, respectively. It included nationally representative samples of US high school students. Data were collected during the spring semester (January to June) in each survey cycle beginning February 9, 2009, through June 18, 2015. Prevalence of indoor tanning in the past year from 2009 to 2015 and its association with sunburn in 2015. Among high school students in the United States, the prevalence of indoor tanning decreased from 15.6% (95% CI, 13.7%-17.6%) in 2009 to 7.3% (95% CI, 6.0%-8.9%) in 2015. Decreases in indoor tanning were found among male (from 6.7% in 2009 to 4.0% in 2015) and female (from 25.4 % in 2009 to 10.6 % in 2015) students overall, non-Hispanic white (from 21.1 % in 2009 to 9.4% in 2015) and Hispanic (from 8.2% in 2009 to 4.7% in 2015) students overall, and all age groups. Among non-Hispanic white female students, the prevalence decreased from 37.4% (95% CI, 33.6%-41.4%) in 2009 to 15.2% (95% CI, 11.7%-19.5%) in 2015. In 2015, indoor tanning was associated with sunburn in the adjusted model: 82.3% (95% CI, 77.9%-86.0%) of indoor tanners had at least 1 sunburn during the preceding year compared with 53.7% (95% CI, 48.9%-58.4%) of those who did not engage in indoor tanning (P < .001). Despite declines in the prevalence of indoor tanning from 2009 to 2015 among high school students nationwide, indoor tanning remains commonplace among certain subgroups, especially non-Hispanic white female students. Three-quarters of those who engaged in indoor tanning had experienced at least 1 sunburn. Efforts by the public health and medical communities are needed to further reduce the prevalence of indoor tanning and sunburn and thus prevent future cases of skin cancer.
Prevalence of Indoor Tanning and Association With Sunburn Among Youth in the United States
Berkowitz, Zahava; Everett Jones, Sherry; Watson, Meg; Richardson, Lisa C.
2017-01-01
Importance Indoor tanning and sunburns, particularly during adolescence and young adulthood, increase the risk of developing skin cancer. Objective To examine the trends in the prevalence of indoor tanning and the association between indoor tanning and sunburn among US high school students. Design, Setting, and Participants This study pooled and examined cross-sectional data from the 2009, 2011, 2013, and 2015 national Youth Risk Behavior Survey. During 2009, 2011, 2013, and 2015, the overall response rates were 71%, 71%, 68%, and 60%, respectively, and unweighted sample sizes were 16 410, 15 425, 13 538, and 15 624, respectively. It included nationally representative samples of US high school students. Data were collected during the spring semester (January to June) in each survey cycle beginning February 9, 2009, through June 18, 2015. Main Outcomes and Measures Prevalence of indoor tanning in the past year from 2009 to 2015 and its association with sunburn in 2015. Results Among high school students in the United States, the prevalence of indoor tanning decreased from 15.6% (95% CI, 13.7%-17.6%) in 2009 to 7.3% (95% CI, 6.0%-8.9%) in 2015. Decreases in indoor tanning were found among male (from 6.7% in 2009 to 4.0% in 2015) and female (from 25.4 % in 2009 to 10.6 % in 2015) students overall, non-Hispanic white (from 21.1 % in 2009 to 9.4% in 2015) and Hispanic (from 8.2% in 2009 to 4.7% in 2015) students overall, and all age groups. Among non-Hispanic white female students, the prevalence decreased from 37.4% (95% CI, 33.6%-41.4%) in 2009 to 15.2% (95% CI, 11.7%-19.5%) in 2015. In 2015, indoor tanning was associated with sunburn in the adjusted model: 82.3% (95% CI, 77.9%-86.0%) of indoor tanners had at least 1 sunburn during the preceding year compared with 53.7% (95% CI, 48.9%-58.4%) of those who did not engage in indoor tanning (P < .001). Conclusions and Relevance Despite declines in the prevalence of indoor tanning from 2009 to 2015 among high school students nationwide, indoor tanning remains commonplace among certain subgroups, especially non-Hispanic white female students. Three-quarters of those who engaged in indoor tanning had experienced at least 1 sunburn. Efforts by the public health and medical communities are needed to further reduce the prevalence of indoor tanning and sunburn and thus prevent future cases of skin cancer. PMID:28257531
Engaging Moms on Teen Indoor Tanning Through Social Media: Protocol of a Randomized Controlled Trial
Baker, Katie; Griffith, Julia; Oleski, Jessica L; Palumbo, Ashley; Walkosz, Barbara J; Hillhouse, Joel; Henry, Kimberly L; Buller, David B
2016-01-01
Background Indoor tanning elevates the risk for melanoma, which is now the most common cancer in US women aged 25-29. Public policies restricting access to indoor tanning by minors to reduce melanoma morbidity and mortality in teens are emerging. In the United States, the most common policy restricting indoor tanning in minors involves parents providing either written or in person consent for the minor to purchase a tanning visit. The effectiveness of this policy relies on parents being properly educated about the harms of indoor tanning to their children. Objective This randomized controlled trial will test the efficacy of a Facebook-delivered health communication intervention targeting mothers of teenage girls. The intervention will use health communication and behavioral modification strategies to reduce mothers’ permissiveness regarding their teenage daughters’ use of indoor tanning relative to an attention-control condition with the ultimate goal of reducing indoor tanning in both daughters and mothers. Methods The study is a 12-month randomized controlled trial comparing 2 conditions: an attention control Facebook private group where content will be relevant to teen health with 25% focused on prescription drug abuse, a topic unrelated to tanning; and the intervention condition will enter participants into a Facebook private group where 25% of the teen health content will be focused on indoor tanning. A cohort of 2000 mother-teen daughter dyads will be recruited to participate in this study. Only mothers will participate in the Facebook groups. Both mothers and daughters will complete measures at baseline, end of intervention (1-year) and 6 months post-intervention. Primary outcomes include mothers’ permissiveness regarding their teenage daughters’ use of indoor tanning, teenage daughters’ perception of their mothers’ permissiveness, and indoor tanning by both mothers and daughters. Results The first dyad was enrolled on March 31, 2016, and we anticipate completing this study by October 2019. Conclusions This trial will deliver social media content grounded in theory and will test it in a randomized design with state-of-the-art measures. This will contribute much needed insights on how to employ social media for health behavior change and disease prevention both for indoor tanning and other health risk behaviors and inform future social media efforts by public health and health care organizations. ClinicalTrial Clinicaltrials.gov NCT02835807; https://clinicaltrials.gov/ct2/show/NCT02835807 (Archived by WebCite at http://www.webcitation.org/6mDMICcCE). PMID:27899339
Li, Xiaojing; Li, Zhifeng; Li, Xianping; Liu, Baoguo; Liu, Zhijun
2017-05-22
Malignant melanoma (MM) is one of the high degree of malignancy and early prone to blood and lymph node metastasis. There is not cured for MM. Tan II A has been reported to reduce cancer cell proliferation. But the mechanism by which Tan II A inhibited melanoma growth are not well characterized. We sought to explore the possible mechanism by which Tan II A regulated cell proliferation through autophagy signaling pathway in A375 cells. We tested the effects of Tan II A on melanoma A375, MV3, M14, and other human cell lines including Hacat and HUVEC cells in cell culture model. Cell proliferation was assessed by using methyl thiazol tetrazolium (MTT) assay. Cell migration ability melanoma A375 was monitored by using cell scratch assay. Transwell chamber experimental was performed to assess the effect of Tan II A on A375 melanoma cell invasion ability. The autophagy body was examined by using flow cytometry. The expression of autophagy-associated protein beclin-1 and microtubule-associated protein 1 light chain 3(LC3)-II, as well as phosphatidylinositol 3-kinase(PI3K)、protein kinase B (Akt)、mammalian target of rapamycin (mTOR)、p70S6K1 signaling pathways were detected by using Western blotting. The effects of Tan II A on tumor progression was also examined in melanoma A375 induced tumor in mouse model. We found that Tan IIA inhibited melanoma A375, MV3, and M14 cell proliferation in dose and time dependent manner. Tan II A reduced CXCL12-induced A375 cell invasive ability and migration in a dose dependent manner. Tan IIA promoted autophagic body production and increased autophagy-associated protein beclin-1 and LC3-II expression in A375 cells. However, Tan IIA reduced the phosphorylation of PI3K, P-AKT, P-mTOR, and P-p7036k1. We also confirmed that Tan II A reduced melanoma A375 induced tumor volume and weight in mouse model. We concluded that Tan II A reduced A375 cells proliferation by activation of autophagy production, blocked PI3K- Akt - mTOR - p70S6K1 signaling pathway, increased autophagic related gene beclin-1, LC3-II protein expressions and induced autophagocytosis. Tan II A inhibited melanoma A375 induced tumor development in mouse model.
Zhang, Xianxie; Wang, Yuguang; Ma, Zengchun; Liang, Qiande; Tang, Xianglin; Hu, Donghua; Tan, Hongling; Xiao, Chengrong; Gao, Yue
2015-01-01
Tanshinone IIA (Tan IIA) (C19H18O3) is one of the major active lipophilic components in a conventional Chinese medicine called danshen, and it has long been used in the People’s Republic of China and other neighboring countries to treat patients suffering from inflammatory bowel disease (IBD). Previous experiments by many teams determined which mechanism of Tan IIA is relevant to the treatment of IBD associated with inflammation and the pregnane X receptor (PXR). The current study demonstrated that Tan IIA is an efficacious PXR agonist and its ability to induce CYP3A4 mRNA and protein expression was mediated by the transactivation of PXR, a known target of abrogating inflammation in IBD. Clinical symptoms in mice and histological assessment data suggested that administration of Tan IIA in mice demonstrated significant protection and showed that in DSS-induced IBD it acts in a concentration-dependent manner. PXR-silenced mice treated with Tan IIA demonstrated low protection against DSS-induced mouse IBD and exacerbated the severity of IBD compared with wild-type mice; PXR-silenced mice demonstrated the necessity for PXR in Tan IIA-mediated upregulation of xenobiotic metabolism genes. The IBD treatment effects of Tan IIA are partially due to PXR-mediated upregulation of xenobiotic metabolism and downregulation of inflammatory mediators. The novel findings reported here may contribute to the effective utilization of Tan IIA and its derivatives as a PXR ligand in the treatment of human IBD. This suggests that Tan IIA may have considerable clinical utility. PMID:26674743
Natural leathers from natural materials: progressing toward a new arena in leather processing.
Saravanabhavan, Subramani; Thanikaivelan, Palanisamy; Rao, Jonnalagadda Raghava; Nair, Balachandran Unni; Ramasami, Thirumalachari
2004-02-01
Globally, the leather industry is currently undergoing radical transformation due to pollution and discharge legislations. Thus, the leather industry is pressurized to look for cleaner options for processing the raw hides and skins. Conventional methods of pre-tanning, tanning and post-tanning processes are known to contribute more than 98% of the total pollution load from the leather processing. The conventional method of the tanning process involves the "do-undo" principle. Furthermore, the conventional methods employed in leather processing subject the skin/ hide to a wide variation in pH (2.8-13.0). This results in the emission of huge amounts of pollution loads such as BOD, COD, TDS, TS, sulfates, chlorides and chromium. In the approach illustrated here, the hair and flesh removal as well as fiber opening have been achieved using biocatalysts at pH 8.0, pickle-free natural tanning employing vegetable tannins, and post-tanning using environmentally friendly chemicals. Hence, this process involves dehairing, fiber opening, and pickle-free natural tanning followed by ecofriendly post-tanning. It has been found that the extent of hair removal and opening up of fiber bundles is comparable to that of conventionally processed leathers. This has been substantiated through scanning electron microscopic analysis and softness measurements. Performance of the leathers is shown to be on par with conventionally chrome-tanned leathers through physical and hand evaluation. The process also exhibits zero metal (chromium) discharge and significant reduction in BOD, COD, TDS, and TS loads by 83, 69, 96, and 96%, respectively. Furthermore, the developed process seems to be economically viable.
Diehl, K; Görig, T; Breitbart, E W; Greinert, R; Hillhouse, J J; Stapleton, J L; Schneider, S
2018-01-01
Evidence suggests that indoor tanning may have addictive properties. However, many instruments for measuring indoor tanning addiction show poor validity and reliability. Recently, a new instrument, the Behavioral Addiction Indoor Tanning Screener (BAITS), has been developed. To test the validity and reliability of the BAITS by using a multimethod approach. We used data from the first wave of the National Cancer Aid Monitoring on Sunbed Use, which included a cognitive pretest (August 2015) and a Germany-wide representative survey (October to December 2015). In the cognitive pretest 10 users of tanning beds were interviewed and 3000 individuals aged 14-45 years were included in the representative survey. Potential symptoms of indoor tanning addiction were measured using the BAITS, a brief screening survey with seven items (answer categories: yes vs. no). Criterion validity was assessed by comparing the results of BAITS with usage parameters. Additionally, we tested internal consistency and construct validity. A total of 19·7% of current and 1·8% of former indoor tanning users were screened positive for symptoms of a potential indoor tanning addiction. We found significant associations between usage parameters and the BAITS (criterion validity). Internal consistency (reliability) was good (Kuder-Richardson-20, 0·854). The BAITS was shown to be a homogeneous construct (construct validity). Compared with other short instruments measuring symptoms of a potential indoor tanning addiction, the BAITS seems to be a valid and reliable tool. With its short length and the binary items the BAITS is easy to use in large surveys. © 2017 British Association of Dermatologists.
Salpietro, B J; Del Campo, D V
1995-12-01
History has demonstrated many dangerous beauty fads, including tanning, which have evolved into a false concept of beauty. A teaching tool, which emphasizes tanning as just a fashion trend rather than a beauty enhancer, can help discourage people from suntanning their skin.
Fischer, Alexander H; Wang, Timothy S; Yenokyan, Gayane; Kang, Sewon; Chien, Anna L
2016-10-12
Indoor tanning is prevalent among young adults and women and is associated with increased risk of melanoma. Evidence suggests that indoor tanners may be more inclined to adopt poor photoprotective practices that further increase their risk of skin cancer; however, gaps in the literature exist in young adults and by indoor tanning frequency. To examine the association between indoor tanning frequency and behaviors related to skin cancer prevention and to investigate whether these associations vary by age group or sex. Cross-sectional population-based study of US 2015 National Health Interview Survey data including 10 262 non-Hispanic white adults aged 18 to 60 years without a history of skin cancer. Rare/never use of sunscreen, protective clothing, shade; multiple sunburns within the past year; previous full-body skin examination. Of the 10 262 individuals in our study population (49% female; median age, 39 y), 787 (7.0%) reported having tanned indoors in the past year. Among individuals aged 18 to 34 years, frequent indoor tanners (≥10 times in the past year) were more likely to report never/rare use of protective clothing (adjusted prevalence ratio [aPR], 1.28; 95% CI, 1.10-1.49) and shade (aPR, 1.32; 95% CI, 1.03-1.70), compared with individuals who did not tan indoors. Among women aged 18 to 60 years, those who frequently tanned indoors were more likely to rarely/never use sunscreen (aPR, 1.34; 95% CI, 1.11-1.62), protective clothing (aPR, 1.27; 95% CI, 1.15-1.42), and shade (aPR, 1.54; 95% CI, 1.25-1.90) on a warm sunny day, as well as more likely to report multiple sunburns in the past year (aPR, 1.21; 95% CI, 1.00-1.45) compared with those who did not tan indoors. Individuals who tanned indoors in the past year were not significantly more likely to have undergone a previous full-body skin examination in any subpopulation examined. Individuals who tan indoors often exhibited a concurrent tendency to sunburn, avoid sun protection, and avoid skin cancer screening. Thus, the findings highlight that in addition to tanning bed avoidance, it is critical to emphasize sun protection and skin cancer screening in individuals who tan indoors.
Measurement of erythema and tanning responses in human skin using a tri-stimulus colorimeter.
Seitz, J C; Whitmore, C G
1988-01-01
A 'Minolta Tri-Stimulus Colorimeter II' was evaluated for obtaining objective measurements of early changes in erythema and tanning. The meter showed a subtle, continuous transition between the primary erythematous response and the delayed tanning of skin which was below the visual threshold for detection. Thereafter, the a* (redness) value of the meter showed a significant linear correlation with the dermatologist's perception of erythema while the b* (yellow) value showed a significant correlation with the perception of tanning. This capability of the tri-stimulus colorimeter to simultaneously evaluate the hue and saturation of skin color affords an improved opportunity to quantitate the transition from erythema to tanning without subjective bias.
FDA's regulation of tanning beds: how much heat?
Knapp, Veronica
2011-01-01
This paper considers the problem of indoor tanning bed use by teenagers. The paper explores FDA's current authority to regulate tanning lamps as Class I medical devices, concluding that FDA's authority is poorly tailored to affect teenagers' repeated use of these products. An outright ban is unlikely; therefore, the best available options are to regulate access by minors and to amend the warning label requirements to reflect the current state of knowledge about the risks of tanning bed use.
Dong, Huimin; Mao, Shanping; Mao, Shanpin; Wei, Jiajun; Liu, Baohui; Zhang, Zhaohui; Zhang, Qian; Yan, Mingmin
2012-06-01
For the aging populations of any nation, Dementia is becoming a primary problem and Alzheimer’s dementia (AD) is the most common type. However, until now, there is no effective treatment for AD. Tanshinone IIA (Tan IIA) has been reported for neuroprotective potential to against amyloid β peptides (Aβ)-induced cytotoxicity in the rat pheochromocytoma cell line PC-12, which is widely used as AD research model, but the mechanism still remains unclear. To investigate the effect of Tan IIA and the possible molecular mechanism in the apoptosis of PC12 cells, we induced apoptosis in PC12 cells with β-amyloid(25-35), and treated cells with Tan IIA. After 24 h treatment, we found that Tan IIA increased the cell viability and reduced the number of apoptotic cells induced by Aβ(25-35). However, neuroprotection of Tan IIA was abolished by PI3K inhibitor LY294002. Meanwhile, Treatment with lithium chloride, a phosphorylation inhibitor of GSK3β, which is a downstream target of PI3K/Akt, can block Aβ(25-35)-induced cell apoptosis in a Tan IIA-like manner. Our findings suggest that Tan IIA is an effective neuroprotective agent and a viable candidate in AD therapy and PI3K/Akt activation and GSK3β phosphorylation are involved in the neuroprotection of Tan IIA.
German "National Cancer Aid Monitoring" 2015-2019 - study protocol and initial results.
Schneider, Sven; Görig, Tatiana; Schilling, Laura; Breitbart, Eckhard W; Greinert, Rüdiger; Diehl, Katharina
2017-09-01
The National Cancer Aid Monitoring of Tanning Bed Use (NCAM) project is a major German study that aims to observe the most significant risk factors for skin cancer: natural sunlight and artificial UV radiation. NCAM is a nationwide cross-sectional survey that will initially involve four rounds of data collection (so-called waves) between 2015 and 2018. Every year, a representative nationwide sample consisting of 3,000 individuals aged between 14 and 45 years will be surveyed. The cross-sectional survey will be complemented by a panel of n = 450 current tanning bed users. The initial wave in 2015 shows an overall prevalence of tanning bed use of 29.5 %. Eleven percent of all participants had used a tanning bed within the past twelve months. Determinants of current tanning bed use included younger age, female gender, and full-time/part-time employment. The main motivations for tanning bed use reported were relaxation and increased attractiveness. NCAM is the first study worldwide to monitor skin cancer risk factors at one-year intervals using a large, nationally representative sample. Initial results indicate that, despite WHO warnings, millions of Germans use tanning beds, and that many of these users are adolescents despite legal restrictions aimed at preventing minors from using tanning beds. © 2017 Deutsche Dermatologische Gesellschaft (DDG). Published by John Wiley & Sons Ltd.
Gonzales, Manuel; Blashill, Aaron J
2018-01-01
To examine the association between depressive symptoms and indoor tanning among U.S. Hispanic adolescents. Data were collected from the 2015 Youth Risk Behavior Survey (YRBS). In the current study, only Hispanic adolescents were included, which yielded a total weighted sample of 2,667 (men: N = 1,368; women: N = 1,299). Gender was also explored as a moderator in the association between depressive symptoms (sadness or hopelessness and suicidality) and indoor tanning. Logistic regressions were used, with past 12 month indoor tanning behavior (0 vs. 1 or more sessions) entered as the dependent variable. Across gender, sadness or hopelessness was associated with increased odds of indoor tanning (OR = 1.8, 95% CI [1.2, 3.0], p = .01); however, gender significantly moderated the association between suicidality and indoor tanning. Simple slope analyses revealed that suicidality was significantly associated with increased odds of indoor tanning only among boys (OR = 4.0, 95% CI [2.1, 7.5], p = .001) whereas a nonsignificant association was found among girls (OR = 0.8, 95% CI [0.4, 1.8], p = .65). Results suggest there is a differential relationship between suicidality and indoor tanning as function of gender among U.S. Hispanic adolescents. Skin cancer prevention programs for Hispanic youth may wish to consider the role of gender and negative affect in targeted campaigns. (PsycINFO Database Record (c) 2018 APA, all rights reserved).
Petri, Aspasia; Karabetsos, Efthymios
2018-06-08
Herein, the strategic framework for the development and enhancement of safety culture in the artificial tanning sector in Greece is presented. This framework has been designed and promoted by the competent national regulatory authority, which is the Greek Atomic Energy Commission (EEAE). The aim is to ensure a common understanding regarding ultraviolet radiation (UVR) and artificial tanning among the artificial tanning professionals, the stakeholders and the general public. The strategic framework is founded on the international organizations' recommendations, the EU requirements and the relevant technical standards. It is comprised of three autonomous but interconnected components: A) A sunbed operators' e-training course and certification process, B) A code of practice addressed individually to the business owners, the sunbeds operators and the sunbeds users, C) Communication strategies aiming to raise awareness regarding UVR and artificial tanning to all the interested parties. The artificial tanning safety culture framework presented here is the policy option that EEAE undertook and it is embedded in the upcoming legislation and regulations for the provision of artificial tanning services in Greece. EEAE considers that the structure of the artificial tanning safety culture strategic framework will serve as the guide for the development and promotion of relevant safety culture strategic frameworks for the provision of aesthetic/wellness services that utilize other non-ionizing radiation sources, which currently don't exist. © 2018 IOP Publishing Ltd.
Pediatricians' perspectives on indoor tanning.
Hession, Meghan T; Campbell, Shannon M; Balk, Sophie J; Cummins, Deborah L
2013-01-01
This report presents results from an online survey of New York State pediatricians regarding their counseling habits and attitudes toward indoor tanning among adolescents, as well as their awareness of current legislation that restricts youth access to tanning beds. © 2013 Wiley Periodicals, Inc.
... be dangerous and are not approved by the Food and Drug Administration (FDA). Sunless tanners have no known risk for skin cancer, but you do have to be careful. Most spray tans, lotions, and gels use DHA, a color additive that makes your skin look tan. DHA is ...
78 FR 44307 - Semiannual Agenda
Federal Register 2010, 2011, 2012, 2013, 2014
2013-07-23
... Service--Completed Actions Regulation Sequence No. Title Identifier No. 233 Indoor Tanning Services; 1545... TREASURY (TREAS) Internal Revenue Service (IRS) Completed Actions 233. Indoor Tanning Services; Cosmetic...: Proposed regulations provide guidance on the indoor tanning services tax made by the Patient Protection and...
Tanning bed exposure increases the risk of malignant melanoma.
Ting, William; Schultz, Kara; Cac, Natalie N; Peterson, Michael; Walling, Hobart W
2007-12-01
Epidemiologic studies have associated tanning bed exposure and cutaneous melanoma. The relationship between the extent of tanning bed exposure and the risk of melanoma has not been elucidated in detail. Surveys assessing the extent of tanning bed exposure and the history of skin cancer, including malignant melanoma, were collected from academic dermatology clinic patients (n = 1518). Of these, 551 (36.3%) completed all components of the survey. The available medical records, including pathology reports (n = 501; 33%), were reviewed to confirm cases of skin cancer. Data on potential confounding factors, including indoor vs. outdoor occupation and leisure activities, Fitzpatrick skin type, history of blistering sunburn, use of sunscreen and sun protective clothing, history of phototherapy, and level of education, were assessed and compared. Of the patients surveyed, 487 (32.1%) reported tanning bed exposure. Women aged 45 years or younger accounted for about 60% of all tanning bed users. Seventy-nine cases of malignant melanoma were reported, 22 in women aged 45 years or younger. In the entire cohort, the "ever-use" of tanning beds was found to be a significant risk factor for the development of melanoma [P < 0.05; odds ratio (OR), 1.64; 95% confidence interval (95% CI), 1.01-2.67]. The risk was greater in women aged 45 years or younger (P < 0.05; OR, 3.22; 95% CI, 1.01-11.46). Patients with a history of melanoma were significantly more likely to report tanning bed sessions exceeding 20 min (P < 0.01; OR, 3.18; 95% CI, 1.48-6.82); this association was even stronger for women aged 45 years or younger (OR, 4.12; 95% CI, 1.41-12.02). The study was subject to recall bias, included only patients at a midwestern academic practice, and had a relatively low response rate. Exposure to tanning beds increases the risk of malignant melanoma, especially in women aged 45 years or younger. These findings reinforce the hazards of tanning bed exposure.
Thingnes, Josef; Øyehaug, Leiv; Hovig, Eivind; Omholt, Stig W
2009-01-01
Background The pigment melanin is produced by specialized cells, called melanocytes. In healthy skin, melanocytes are sparsely spread among the other cell types in the basal layer of the epidermis. Sun tanning results from an UV-induced increase in the release of melanin to neighbouring keratinocytes, the major cell type component of the epidermis as well as redistribution of melanin among these cells. Here we provide a mathematical conceptualization of our current knowledge of the tanning response, in terms of a dynamic model. The resolution level of the model is tuned to available data, and its primary focus is to describe the tanning response following UV exposure. Results The model appears capable of accounting for available experimental data on the tanning response in different skin and photo types. It predicts that the thickness of the epidermal layer and how far the melanocyte dendrites grow out in the epidermal layers after UV exposure influence the tanning response substantially. Conclusion Despite the paucity of experimental validation data the model is constrained enough to serve as a foundation for the establishment of a theoretical-experimental research programme aimed at elucidating the more fine-grained regulatory anatomy underlying the tanning response. PMID:19505344
NASA Astrophysics Data System (ADS)
Elango, L.; Brindha, K.; G. Rajesh, V.
2009-12-01
The groundwater quality is under threat due to disposal of effluents from a number of industries. Poor practice of treatment of wastes from tanning industries or leather processing industries lead to pollution of groundwater. This study was carried out with the objective of assessing the impact of tanneries on groundwater quality in Chromepet area which is a part of the metropolitan area of Chennai, Tamil Nadu, India. This area serves as the home town for a number of small and large scale tanning industries. People in certain parts of this area depend on the groundwater for their domestic needs as there is no piped drinking water supply system. Topographically this region is generally flat with gentle slope towards east and north east. The charnockite rocks occur as basement at the depth of about 15m from the surface of this area. Weathered charnockite rock occurs at the depth from 7m to 15m from the ground surface. The upper layer consists of loamy soil. Groundwater occurs in the unconfined condition at a depth from 0.5m to 5m. Thirty six groundwater samples were collected during March 2008 and the groundwater samples were analysed for their heavy metal (chromium) content using atomic absorption spectrophotometer. Bureau of Indian Standards (BIS) recommended the maximum permissible limit of chromium in drinking water as 0.05 mg/l. Considering this, it was found that 86% of the groundwater samples possessed concentration of chromium above the maximum permissible limit recommended by BIS. The tanneries use chrome sulphate to strengthen the leather and make it water repellent. The excess of chromium gets washed off and remains in the wastewater. This wastewater is disposed into open uncovered drains either untreated or after partial treatment. Thus the chromium leaches through the soil and reaches the groundwater table. Apart from this, there is also huge quantity of solid waste resulting from the hides and skins which are dumped off without suitable treatment. The percolation of the leachate rich in chromium will also add to chromium concentration in groundwater. The effluents from the tanning processes are sent to the common effluent treatment plant (CETP) by large scale industries. But small scale industries are not able to use such CETP for treating the wastewater generated by them. It is prominent from this study that the effluent from the tanning industries should be treated properly before disposing off into drains in order to prevent the pollution of groundwater. Reverse osmosis treatment of tanning effluent can be adopted for separation and recovery of chromium from the wastewater. For improving the already contaminated groundwater of this region, insitu bioremediation by the use of microorganisms isolated from the contaminated site will prove effective.
Meriç, Süreyya; De Nicola, Elena; Iaccarino, Mario; Gallo, Marialuisa; Di Gennaro, Annamaria; Morrone, Gaetano; Warnau, Michel; Belgiorno, Vincenzo; Pagano, Giovanni
2005-10-01
This study was designed to investigate the composition and the toxicity of leather tanning wastewater and conditioned sludge collected at the leather tanning wastewater treatment plant (CODISO) located in Solofra, Avellino (Southern Italy). Samples were analyzed for their conventional parameters (COD, TSS, chromium and ammonia) and for metal content. Effluent samples included raw wastewater, and samples collected following coagulation/flocculation process and biological treatment. A set of toxicity endpoints were tested using sea urchin and marine microalgal bioassays by evaluating acute embryotoxicity, developmental defects, changes in sperm fertilization success and transmissible damage from sperm to the offspring, and changes in algal growth rate. Dose-related toxicity to sea urchin embryogenesis and sperm fertilization success was exerted by effluent or sludge samples according to the following rank: conditioned sludge > coagulated effluent > or = raw influent > effluent from biological treatment. Offspring quality was not affected by sperm exposure to any wastewater or to sludge samples. Algal growth was inhibited by raw or coagulated effluent to a similar extent and, again, the effluent from the biological treatment resulted in a decreased toxicity. The results suggest that coagulated effluent and conditioned sludge result in higher toxicity than raw influent in sea urchin embryos and sperm, whereas the biological wastewater treatment of coagulated effluent, in both sea urchins and algae, cause a substantial improvement of wastewater quality. Hence a final biological wastewater treatment should be operated to minimize any environmental damage from tannery wastewater.
Techno-economic evaluation of membrane filtration for the recovery and re-use of tanning chemicals.
Scholz, W; Lucas, M
2003-04-01
The majority of pollution generated from leather manufacturing can be contributed to the inefficiency of chemical use in leather processing and to organic substances derived from the hides during processing. In particular, the overall tanning processes performed in drums can be characterized by a high consumption of water and chemicals, most of which are found in the final wastewater. To ensure full penetration and reaction of chemicals with collagen, chemicals are added in excess and are only partly up-taken by the leather. Significant savings of chemicals can be achieved by recovery and recycling of chemicals and water from part streams, thus reducing environmental impacts. This research formed an integrated approach to investigate and exploit the potential of a closed loop operation for various part streams of tanneries. Each of the process streams was separately collected, treated and purified by membrane technologies to obtain a recyclable liquor which can be re-used operationally. In this way a complete recovery of process liquors can be achieved for immediate operational re-use. Membrane technology has been applied to recover chemicals from un-hairing, vegetable tanning, chrome liquors and to polish saline part streams for re-use. By applying membrane filtration up to 90% of the treated liquors can be recovered giving a remaining concentrate volume of only 10%. The permeate obtained from several process areas contained to a high extent chemicals, which were re-used for leather processing.
Oncology nurses and indoor tanning: stylish or risky behavior?
Leong, Christina Marie; Palos, Guadalupe R
2014-06-01
Being tan has become a social norm, and some nurses engage in that widely accepted lifestyle. Mounting evidence of the increased risk to melanoma and nonmelanoma skin cancers associated with indoor tanning supports the need for nurses to integrate skin cancer education, counseling, and referrals into routine practice. The current article presents an overview of the risks associated with indoor tanning, discusses its acceptance as a social norm, and offers strategies to support oncology nurses in changing the widespread trend.
Miyamura, Yoshinori; Coelho, Sergio G; Schlenz, Kathrin; Batzer, Jan; Smuda, Christoph; Choi, Wonseon; Brenner, Michaela; Passeron, Thierry; Zhang, Guofeng; Kolbe, Ludger; Wolber, Rainer; Hearing, Vincent J
2011-02-01
The relationship between human skin pigmentation and protection from ultraviolet (UV) radiation is an important element underlying differences in skin carcinogenesis rates. The association between UV damage and the risk of skin cancer is clear, yet a strategic balance in exposure to UV needs to be met. Dark skin is protected from UV-induced DNA damage significantly more than light skin owing to the constitutively higher pigmentation, but an as yet unresolved and important question is what photoprotective benefit, if any, is afforded by facultative pigmentation (i.e. a tan induced by UV exposure). To address that and to compare the effects of various wavelengths of UV, we repetitively exposed human skin to suberythemal doses of UVA and/or UVB over 2 weeks after which a challenge dose of UVA and UVB was given. Although visual skin pigmentation (tanning) elicited by different UV exposure protocols was similar, the melanin content and UV-protective effects against DNA damage in UVB-tanned skin (but not in UVA-tanned skin) were significantly higher. UVA-induced tans seem to result from the photooxidation of existing melanin and its precursors with some redistribution of pigment granules, while UVB stimulates melanocytes to up-regulate melanin synthesis and increases pigmentation coverage, effects that are synergistically stimulated in UVA and UVB-exposed skin. Thus, UVA tanning contributes essentially no photoprotection, although all types of UV-induced tanning result in DNA and cellular damage, which can eventually lead to photocarcinogenesis. 2010 John Wiley & Sons A/S. This article is a US Government work and is in the public domain in the USA.
Tanning Addiction: Conceptualisation, Assessment, and Correlates.
Andreassen, C S; Pallesen, S; Torsheim, T; Demetrovics, Z; Griffiths, M D
2018-02-25
Research into problematic tanning (or 'tanning addiction') has markedly increased over the past few years. Although several excessive tanning instruments exist, most of these are psychometrically poor, not theoretically anchored, and have mainly been used on small samples. Against this background, a new tanning addiction scale was developed based on a specific theoretical approach utilising core addiction criteria. A scale comprising seven items (i.e. salience/craving, mood modification, tolerance, withdrawal, conflict, relapse/loss of control, and problems) was administered online to a cross-sectional convenience sample of 23,537 adults (M age =35.8 years, SD=13.3), together with an assessment of demographic factors, the five-factor model of personality, and symptoms of obsessive-compulsive disorder, anxiety and depression. A confirmatory factor analysis showed that a one-factor model showed an optimal fit with the data collected (RMSEA=.050 [90% CI=.047-.053], CFI=.99, TLI=.99). High factor loadings (.781-.905, all p<.001) and coefficient omega indicator of reliability (ω=.941 [95% CI=.939-.944]) were also found using the new scale. In a multiple linear regression analysis, tanning addiction was positively associated with being female, not being in a relationship, extroversion, neuroticism, anxiety and obsessive-compulsiveness. It was also found that educational level, intellect/openness and depression were inversely associated with tanning addiction. The new scale, Bergen Tanning Addiction Scale (BTAS), showed good psychometric properties, and is the first scale to fully conceptualise tanning addiciton within a contemporary addiction framework. Given this, the BTAS may potentially assist future clinical practice in providing appropriate patient care, prevention and disease management. This article is protected by copyright. All rights reserved. This article is protected by copyright. All rights reserved.
NASA Astrophysics Data System (ADS)
Aaboud, M.; Aad, G.; Abbott, B.; Abdinov, O.; Abeloos, B.; Abidi, S. H.; AbouZeid, O. S.; Abraham, N. L.; Abramowicz, H.; Abreu, H.; Abreu, R.; Abulaiti, Y.; Acharya, B. S.; Adachi, S.; Adamczyk, L.; Adelman, J.; Adersberger, M.; Adye, T.; Affolder, A. A.; Afik, Y.; Agatonovic-Jovin, T.; Agheorghiesei, C.; Aguilar-Saavedra, J. A.; Ahlen, S. P.; Ahmadov, F.; Aielli, G.; Akatsuka, S.; Akerstedt, H.; Åkesson, T. P. A.; Akilli, E.; Akimov, A. V.; Alberghi, G. L.; Albert, J.; Albicocco, P.; Alconada Verzini, M. J.; Alderweireldt, S. C.; Aleksa, M.; Aleksandrov, I. N.; Alexa, C.; Alexander, G.; Alexopoulos, T.; Alhroob, M.; Ali, B.; Aliev, M.; Alimonti, G.; Alison, J.; Alkire, S. P.; Allbrooke, B. M. M.; Allen, B. W.; Allport, P. P.; Aloisio, A.; Alonso, A.; Alonso, F.; Alpigiani, C.; Alshehri, A. A.; Alstaty, M. I.; Alvarez Gonzalez, B.; Álvarez Piqueras, D.; Alviggi, M. G.; Amadio, B. T.; Amaral Coutinho, Y.; Amelung, C.; Amidei, D.; Amor Dos Santos, S. P.; Amoroso, S.; Amundsen, G.; Anastopoulos, C.; Ancu, L. S.; Andari, N.; Andeen, T.; Anders, C. F.; Anders, J. K.; Anderson, K. J.; Andreazza, A.; Andrei, V.; Angelidakis, S.; Angelozzi, I.; Angerami, A.; Anisenkov, A. V.; Anjos, N.; Annovi, A.; Antel, C.; Antonelli, M.; Antonov, A.; Antrim, D. J.; Anulli, F.; Aoki, M.; Aperio Bella, L.; Arabidze, G.; Arai, Y.; Araque, J. P.; Araujo Ferraz, V.; Arce, A. T. H.; Ardell, R. E.; Arduh, F. A.; Arguin, J.-F.; Argyropoulos, S.; Arik, M.; Armbruster, A. J.; Armitage, L. J.; Arnaez, O.; Arnold, H.; Arratia, M.; Arslan, O.; Artamonov, A.; Artoni, G.; Artz, S.; Asai, S.; Asbah, N.; Ashkenazi, A.; Asquith, L.; Assamagan, K.; Astalos, R.; Atkinson, M.; Atlay, N. B.; Augsten, K.; Avolio, G.; Axen, B.; Ayoub, M. K.; Azuelos, G.; Baas, A. E.; Baca, M. J.; Bachacou, H.; Bachas, K.; Backes, M.; Bagnaia, P.; Bahmani, M.; Bahrasemani, H.; Bailey, A. J.; Baines, J. T.; Bajic, M.; Baker, O. K.; Bakker, P. J.; Baldin, E. M.; Balek, P.; Balli, F.; Balunas, W. K.; Banas, E.; Bandyopadhyay, A.; Banerjee, Sw.; Bannoura, A. A. E.; Barak, L.; Barberio, E. L.; Barberis, D.; Barbero, M.; Barillari, T.; Barisits, M.-S.; Barkeloo, J. T.; Barklow, T.; Barlow, N.; Barnes, S. L.; Barnett, B. M.; Barnett, R. M.; Barnovska-Blenessy, Z.; Baroncelli, A.; Barone, G.; Barr, A. J.; Barranco Navarro, L.; Barreiro, F.; Barreiro Guimarães da Costa, J.; Bartoldus, R.; Barton, A. E.; Bartos, P.; Basalaev, A.; Bassalat, A.; Bates, R. L.; Batista, S. J.; Batley, J. R.; Battaglia, M.; Bauce, M.; Bauer, F.; Bawa, H. S.; Beacham, J. B.; Beattie, M. D.; Beau, T.; Beauchemin, P. H.; Bechtle, P.; Beck, H. P.; Beck, H. C.; Becker, K.; Becker, M.; Becot, C.; Beddall, A. J.; Beddall, A.; Bednyakov, V. A.; Bedognetti, M.; Bee, C. P.; Beermann, T. A.; Begalli, M.; Begel, M.; Behr, J. K.; Bell, A. S.; Bella, G.; Bellagamba, L.; Bellerive, A.; Bellomo, M.; Belotskiy, K.; Beltramello, O.; Belyaev, N. L.; Benary, O.; Benchekroun, D.; Bender, M.; Benekos, N.; Benhammou, Y.; Benhar Noccioli, E.; Benitez, J.; Benjamin, D. P.; Benoit, M.; Bensinger, J. R.; Bentvelsen, S.; Beresford, L.; Beretta, M.; Berge, D.; Bergeaas Kuutmann, E.; Berger, N.; Bergsten, L. J.; Beringer, J.; Berlendis, S.; Bernard, N. R.; Bernardi, G.; Bernius, C.; Bernlochner, F. U.; Berry, T.; Berta, P.; Bertella, C.; Bertoli, G.; Bertram, I. A.; Bertsche, C.; Besjes, G. J.; Bessidskaia Bylund, O.; Bessner, M.; Besson, N.; Bethani, A.; Bethke, S.; Betti, A.; Bevan, A. J.; Beyer, J.; Bianchi, R. M.; Biebel, O.; Biedermann, D.; Bielski, R.; Bierwagen, K.; Biesuz, N. V.; Biglietti, M.; Billoud, T. R. V.; Bilokon, H.; Bindi, M.; Bingul, A.; Bini, C.; Biondi, S.; Bisanz, T.; Bittrich, C.; Bjergaard, D. M.; Black, J. E.; Black, K. M.; Blair, R. E.; Blazek, T.; Bloch, I.; Blocker, C.; Blue, A.; Blumenschein, U.; Blunier, S.; Bobbink, G. J.; Bobrovnikov, V. S.; Bocchetta, S. S.; Bocci, A.; Bock, C.; Boehler, M.; Boerner, D.; Bogavac, D.; Bogdanchikov, A. G.; Bohm, C.; Boisvert, V.; Bokan, P.; Bold, T.; Boldyrev, A. S.; Bolz, A. E.; Bomben, M.; Bona, M.; Boonekamp, M.; Borisov, A.; Borissov, G.; Bortfeldt, J.; Bortoletto, D.; Bortolotto, V.; Boscherini, D.; Bosman, M.; Bossio Sola, J. D.; Boudreau, J.; Bouhova-Thacker, E. V.; Boumediene, D.; Bourdarios, C.; Boutle, S. K.; Boveia, A.; Boyd, J.; Boyko, I. R.; Bozson, A. J.; Bracinik, J.; Brandt, A.; Brandt, G.; Brandt, O.; Braren, F.; Bratzler, U.; Brau, B.; Brau, J. E.; Breaden Madden, W. D.; Brendlinger, K.; Brennan, A. J.; Brenner, L.; Brenner, R.; Bressler, S.; Briglin, D. L.; Bristow, T. M.; Britton, D.; Britzger, D.; Brochu, F. M.; Brock, I.; Brock, R.; Brooijmans, G.; Brooks, T.; Brooks, W. K.; Brosamer, J.; Brost, E.; Broughton, J. H.; Bruckman de Renstrom, P. A.; Bruncko, D.; Bruni, A.; Bruni, G.; Bruni, L. S.; Bruno, S.; Brunt, BH; Bruschi, M.; Bruscino, N.; Bryant, P.; Bryngemark, L.; Buanes, T.; Buat, Q.; Buchholz, P.; Buckley, A. G.; Budagov, I. A.; Buehrer, F.; Bugge, M. K.; Bulekov, O.; Bullock, D.; Burch, T. J.; Burdin, S.; Burgard, C. D.; Burger, A. M.; Burghgrave, B.; Burka, K.; Burke, S.; Burmeister, I.; Burr, J. T. P.; Büscher, D.; Büscher, V.; Bussey, P.; Butler, J. M.; Buttar, C. M.; Butterworth, J. M.; Butti, P.; Buttinger, W.; Buzatu, A.; Buzykaev, A. R.; Li, C.-Q.; Cabrera Urbán, S.; Caforio, D.; Cai, H.; Cairo, V. M.; Cakir, O.; Calace, N.; Calafiura, P.; Calandri, A.; Calderini, G.; Calfayan, P.; Callea, G.; Caloba, L. P.; Calvente Lopez, S.; Calvet, D.; Calvet, S.; Calvet, T. P.; Camacho Toro, R.; Camarda, S.; Camarri, P.; Cameron, D.; Caminal Armadans, R.; Camincher, C.; Campana, S.; Campanelli, M.; Camplani, A.; Campoverde, A.; Canale, V.; Cano Bret, M.; Cantero, J.; Cao, T.; Capeans Garrido, M. D. M.; Caprini, I.; Caprini, M.; Capua, M.; Carbone, R. 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G.; Tsukerman, I. I.; Tsulaia, V.; Tsuno, S.; Tsybychev, D.; Tu, Y.; Tudorache, A.; Tudorache, V.; Tulbure, T. T.; Tuna, A. N.; Turchikhin, S.; Turgeman, D.; Turk Cakir, I.; Turra, R.; Tuts, P. M.; Ucchielli, G.; Ueda, I.; Ughetto, M.; Ukegawa, F.; Unal, G.; Undrus, A.; Unel, G.; Ungaro, F. C.; Unno, Y.; Uno, K.; Unverdorben, C.; Urban, J.; Urquijo, P.; Urrejola, P.; Usai, G.; Usui, J.; Vacavant, L.; Vacek, V.; Vachon, B.; Vadla, K. O. H.; Vaidya, A.; Valderanis, C.; Valdes Santurio, E.; Valente, M.; Valentinetti, S.; Valero, A.; Valéry, L.; Valkar, S.; Vallier, A.; Valls Ferrer, J. A.; Van Den Wollenberg, W.; van der Graaf, H.; van Gemmeren, P.; Van Nieuwkoop, J.; van Vulpen, I.; van Woerden, M. C.; Vanadia, M.; Vandelli, W.; Vaniachine, A.; Vankov, P.; Vardanyan, G.; Vari, R.; Varnes, E. W.; Varni, C.; Varol, T.; Varouchas, D.; Vartapetian, A.; Varvell, K. E.; Vasquez, J. G.; Vasquez, G. A.; Vazeille, F.; Vazquez Furelos, D.; Vazquez Schroeder, T.; Veatch, J.; Veeraraghavan, V.; Veloce, L. M.; Veloso, F.; Veneziano, S.; Ventura, A.; Venturi, M.; Venturi, N.; Venturini, A.; Vercesi, V.; Verducci, M.; Verkerke, W.; Vermeulen, A. T.; Vermeulen, J. C.; Vetterli, M. C.; Viaux Maira, N.; Viazlo, O.; Vichou, I.; Vickey, T.; Vickey Boeriu, O. E.; Viehhauser, G. H. A.; Viel, S.; Vigani, L.; Villa, M.; Villaplana Perez, M.; Vilucchi, E.; Vincter, M. G.; Vinogradov, V. B.; Vishwakarma, A.; Vittori, C.; Vivarelli, I.; Vlachos, S.; Vogel, M.; Vokac, P.; Volpi, G.; von der Schmitt, H.; von Toerne, E.; Vorobel, V.; Vorobev, K.; Vos, M.; Voss, R.; Vossebeld, J. H.; Vranjes, N.; Vranjes Milosavljevic, M.; Vrba, V.; Vreeswijk, M.; Vuillermet, R.; Vukotic, I.; Wagner, P.; Wagner, W.; Wagner-Kuhr, J.; Wahlberg, H.; Wahrmund, S.; Wakamiya, K.; Walder, J.; Walker, R.; Walkowiak, W.; Wallangen, V.; Wang, C.; Wang, C.; Wang, F.; Wang, H.; Wang, H.; Wang, J.; Wang, J.; Wang, Q.; Wang, R.-J.; Wang, R.; Wang, S. M.; Wang, T.; Wang, W.; Wang, W.; Wang, Z.; Wanotayaroj, C.; Warburton, A.; Ward, C. P.; Wardrope, D. R.; Washbrook, A.; Watkins, P. M.; Watson, A. T.; Watson, M. F.; Watts, G.; Watts, S.; Waugh, B. M.; Webb, A. F.; Webb, S.; Weber, M. S.; Weber, S. M.; Weber, S. W.; Weber, S. A.; Webster, J. S.; Weidberg, A. R.; Weinert, B.; Weingarten, J.; Weirich, M.; Weiser, C.; Weits, H.; Wells, P. S.; Wenaus, T.; Wengler, T.; Wenig, S.; Wermes, N.; Werner, M. D.; Werner, P.; Wessels, M.; Weston, T. D.; Whalen, K.; Whallon, N. L.; Wharton, A. M.; White, A. S.; White, A.; White, M. J.; White, R.; Whiteson, D.; Whitmore, B. W.; Wickens, F. J.; Wiedenmann, W.; Wielers, M.; Wiglesworth, C.; Wiik-Fuchs, L. A. M.; Wildauer, A.; Wilk, F.; Wilkens, H. G.; Williams, H. H.; Williams, S.; Willis, C.; Willocq, S.; Wilson, J. A.; Wingerter-Seez, I.; Winkels, E.; Winklmeier, F.; Winston, O. J.; Winter, B. T.; Wittgen, M.; Wobisch, M.; Wolf, A.; Wolf, T. M. H.; Wolff, R.; Wolter, M. W.; Wolters, H.; Wong, V. W. S.; Woods, N. L.; Worm, S. D.; Wosiek, B. K.; Wotschack, J.; Wozniak, K. W.; Wu, M.; Wu, S. L.; Wu, X.; Wu, Y.; Wyatt, T. R.; Wynne, B. M.; Xella, S.; Xi, Z.; Xia, L.; Xu, D.; Xu, L.; Xu, T.; Xu, W.; Yabsley, B.; Yacoob, S.; Yamaguchi, D.; Yamaguchi, Y.; Yamamoto, A.; Yamamoto, S.; Yamanaka, T.; Yamane, F.; Yamatani, M.; Yamazaki, T.; Yamazaki, Y.; Yan, Z.; Yang, H.; Yang, H.; Yang, Y.; Yang, Z.; Yao, W.-M.; Yap, Y. C.; Yasu, Y.; Yatsenko, E.; Yau Wong, K. H.; Ye, J.; Ye, S.; Yeletskikh, I.; Yigitbasi, E.; Yildirim, E.; Yorita, K.; Yoshihara, K.; Young, C.; Young, C. J. S.; Yu, J.; Yu, J.; Yuen, S. P. Y.; Yusuff, I.; Zabinski, B.; Zacharis, G.; Zaidan, R.; Zaitsev, A. M.; Zakharchuk, N.; Zalieckas, J.; Zaman, A.; Zambito, S.; Zanzi, D.; Zeitnitz, C.; Zemaityte, G.; Zemla, A.; Zeng, J. C.; Zeng, Q.; Zenin, O.; Ženiš, T.; Zerwas, D.; Zhang, D.; Zhang, D.; Zhang, F.; Zhang, G.; Zhang, H.; Zhang, J.; Zhang, L.; Zhang, L.; Zhang, M.; Zhang, P.; Zhang, R.; Zhang, R.; Zhang, X.; Zhang, Y.; Zhang, Z.; Zhao, X.; Zhao, Y.; Zhao, Z.; Zhemchugov, A.; Zhou, B.; Zhou, C.; Zhou, L.; Zhou, M.; Zhou, M.; Zhou, N.; Zhou, Y.; Zhu, C. G.; Zhu, H.; Zhu, J.; Zhu, Y.; Zhuang, X.; Zhukov, K.; Zibell, A.; Zieminska, D.; Zimine, N. I.; Zimmermann, C.; Zimmermann, S.; Zinonos, Z.; Zinser, M.; Ziolkowski, M.; Živković, L.; Zobernig, G.; Zoccoli, A.; Zorbas, T. G.; Zou, R.; zur Nedden, M.; Zwalinski, L.
2018-01-01
A search for heavy neutral Higgs bosons and Z' bosons is performed using a data sample corresponding to an integrated luminosity of 36.1 fb-1 from proton-proton collisions at √{s}=13 TeV recorded by the ATLAS detector at the LHC during 2015 and 2016. The heavy resonance is assumed to decay to τ + τ - with at least one tau lepton decaying to final states with hadrons and a neutrino. The search is performed in the mass range of 0.2-2.25 TeV for Higgs bosons and 0.2-4.0 TeV for Z' bosons. The data are in good agreement with the background predicted by the Standard Model. The results are interpreted in benchmark scenarios. In the context of the hMSSM scenario, the data exclude tan β > 1 .0 for m A = 0 .25 TeV and tan β > 42 for m A = 1 .5 TeV at the 95% confidence level. For the Sequential Standard Model, Z SSM ' with m Z' < 2.42 TeV is excluded at 95% confidence level, while Z NU ' with m Z ' < 2.25 TeV is excluded for the non-universal G(221) model that exhibits enhanced couplings to third-generation fermions. [Figure not available: see fulltext.
40 CFR 425.60 - Applicability; description of the through-the-blue subcategory.
Code of Federal Regulations, 2010 CFR
2010-07-01
... AGENCY (CONTINUED) EFFLUENT GUIDELINES AND STANDARDS LEATHER TANNING AND FINISHING POINT SOURCE CATEGORY... processes raw or cured cattle or cattle-like hides through the blue tanned state by hair pulp unhairing and chrome tanning; no retan-wet finishing is performed. ...
75 FR 42830 - Proposed Collection; Comment Request for Regulation 112841-10
Federal Register 2010, 2011, 2012, 2013, 2014
2010-07-22
... an existing proposed regulation, REG-112841-10, Indoor Tanning Services; Cosmetic Services; Excise... through the Internet, at [email protected] . SUPPLEMENTARY INFORMATION: Title: Indoor Tanning... (124 Stat. 119 (2010)) to impose an excise tax on indoor tanning services. This information is required...
The window of opportunity for indoor tanning legislation.
Mayer, Jonathan E
2014-12-01
As of August 2014, 11 states in the USA have passed under-age-18 bans on indoor tanning. The Society of Behavioral Medicine, the American Academy of Dermatology, and the American Academy of Pediatrics have all issued statements in support of an under-age-18 ban. The World Health Organization and the Food and Drug Administration have both declared indoor tanning devices as carcinogenic, and this year, the Surgeon General for the first time issued a warning on the dangers of UV radiation and indoor tanning. This essay highlights how the awareness of the risks of indoor tanning, effective policies, and a conducive political atmosphere have aligned to create a window of opportunity for further under-age-18 indoor tanning legislation. The rising number of preventable skin cancers and mortalities is an issue that transcends political party lines, and now, there is a need for support from health professionals and advocates to motivate legislators to push new under-age-18 bills past their sticking points.
Tanning beds: Impact on health, and recent regulations.
Madigan, Lauren M; Lim, Henry W
2016-01-01
As the use of indoor tanning beds gained popularity in the decades after their appearance in the market in the early 1970s, concerns arose regarding their use. Clinical research has revealed an association between indoor tanning and several health risks, including the subsequent occurrence of melanoma and nonmelanoma skin cancers, the development of psychologic dependence, and a tendency toward other high-risk health behaviors. In the face of mounting evidence, legislation has been passed, which includes the restriction of access to tanning beds by minors in 42 states and the District of Columbia, and the recent reclassification by the Food and Drug Administration, which now categorizes tanning beds as class II devices and worthy of restrictions and oversight. Early evidence suggests that these labors are resulting in cultural change, although continued efforts are necessary to limit further exposure and better inform the public of the dangers associated with indoor tanning use. Copyright © 2016 Elsevier Inc. All rights reserved.
George, P M; Kuskowski, M; Schmidt, C
1996-03-01
During the past 50 years recreational sun exposure has greatly increased in the United States. The purpose of this study was to examine the photoprotecion message of American fashion magazines and to identify recent trends. We evaluated models for tan, skin exposure, and other sun-related criteria in six leading fashion magazines between 1983 and 1993. We also recorded the number of sunscreen advertisements and sun awareness articles. We evaluated 3031 models. Adult models had darker tans and greater skin exposure than adolescents and children. Men had darker tans than women. We noted trends toward lighter tans, more women wearing hats, more sunscreen advertisements, and sun awareness articles. Many sunscreen advertisements glorified tanning. Their models had darker tans and more skin exposure, and fewer wore a hat than did nonadvertisement models. The fashion industry and especially sunsreen manufacturers promote excessive sun exposure. Although we found encouraging trends, gains were modest, especially in men's magazines.
Invited Commentary: Indoor Tanning-A Melanoma Accelerator?
Berwick, Marianne; Doré, Jean-François
2017-02-01
In this issue of the Journal, Ghiasvand et al. (Am J Epidemiol. 2017;185(3):147-156) present results from a longitudinal study of the association between indoor tanning and melanoma in a large cohort of Norwegian women. These new data further support previous findings on the damaging effects of tanning bed exposure on women, particularly young women. The authors present compelling evidence that early exposure to tanning beds advances the date of diagnosis of melanoma by at least 2 years. With a strong design and a large cohort followed for a mean of 13.7 years, this study lends additional support to previous evidence of the negative effects of tanning beds and provides further justification for stronger policy initiatives designed to reduce tanning bed use among young women. © The Author 2016. Published by Oxford University Press on behalf of the Johns Hopkins Bloomberg School of Public Health. All rights reserved. For permissions, please e-mail: journals.permissions@oup.com.
Morera, Josep M; Bacardit, Anna; Ollé, Lluís; Bartolí, Esther; Borràs, Maria D
2007-11-01
In all tanning technology operations wastes are generated. These reach the environment as residual waters, solid and liquid waste as well as atmospheric emissions and odours. This study tests an alternative method to the traditional tanning method at an industrial level. The new method is based on tanning without float and by significantly increasing the temperature at the end of the tanning process. The properties of the leathers obtained using the two methods have been compared and the results indicate that those leathers have similar physical, chemical, and organoleptic properties. However, the differences existing from the environmental point of view are significant. It is not necessary to use clean water for this tanning. Moreover, there is a 75% reduction of the residual float, a 91% reduction of the chrome discharged, and a 94% reduction of the chlorides discharged. A financial assessment was carried out to demonstrate that the newly proposed system is 32% more economic than the traditional one.
Beauty and the burn: tanning and other appearance-altering attitudes and behaviors.
Gillen, Meghan M; Markey, Charlotte H
2017-12-01
Tanning is often prompted by appearance concerns, yet little is known about associations between tanning and other appearance-altering behaviors. In the current study, we examined potential correlates of indoor and outdoor tanning that, like tanning, may enhance appearance but present health risks. College students (N = 284; Mage = 20.14, SD = 3.39) completed a survey. The main outcome measures were indoor tanning and outdoor sunbathing. Participants also answered questions pertaining to piercings and tattoos, healthy and unhealthy dieting behaviors, cigarette smoking, and interest in cosmetic surgery and enhancements. Results indicate that indoor tanners were more likely to have piercings, tattoos, to engage in healthy dieting behaviors, and to express interest in cosmetic enhancements. Outdoor sunbathers were more interested in cosmetic enhancements than non-outdoor sunbathers, and female outdoor sunbathers reported more unhealthy dieting behaviors than male outdoor sunbathers. These findings provide evidence for college students' engagement in a constellation of appearance-oriented risk behaviors.
NASA Astrophysics Data System (ADS)
Chai, Lilong; Kröbel, Roland; Janzen, H. Henry; Beauchemin, Karen A.; McGinn, Sean M.; Bittman, Shabtai; Atia, Atta; Edeogu, Ike; MacDonald, Douglas; Dong, Ruilan
2014-08-01
Animal feeding operations are primary contributors of anthropogenic ammonia (NH3) emissions in North America and Europe. Mathematical modeling of NH3 volatilization from each stage of livestock manure management allows comprehensive quantitative estimates of emission sources and nutrient losses. A regionally-specific mass balance model based on total ammoniacal nitrogen (TAN) content in animal manure was developed for estimating NH3 emissions from beef farming operations in western Canada. Total N excretion in urine and feces was estimated from animal diet composition, feed dry matter intake and N utilization for beef cattle categories and production stages. Mineralization of organic N, immobilization of TAN, nitrification, and denitrification of N compounds in manure, were incorporated into the model to account for quantities of TAN at each stage of manure handling. Ammonia emission factors were specified for different animal housing (feedlots, barns), grazing, manure storage (including composting and stockpiling) and land spreading (tilled and untilled land), and were modified for temperature. The model computed NH3 emissions from all beef cattle sub-classes including cows, calves, breeding bulls, steers for slaughter, and heifers for slaughter and replacement. Estimated NH3 emissions were about 1.11 × 105 Mg NH3 in Alberta in 2006, with a mean of 18.5 kg animal-1 yr-1 (15.2 kg NH3-N animal-1 yr-1) which is 23.5% of the annual N intake of beef cattle (64.7 kg animal-1 yr-1). The percentage of N intake volatilized as NH3-N was 50% for steers and heifers for slaughter, and between 11 and 14% for all other categories. Steers and heifers for slaughter were the two largest contributors (3.5 × 104 and 3.9 × 104 Mg, respectively) at 31.5 and 32.7% of total NH3 emissions because most growing animals were finished in feedlots. Animal housing and grazing contributed roughly 63% of the total NH3 emissions (feedlots, barns and pastures contributed 54.4, 0.2 and 8.1% of total emissions, respectively.). Manure storage (composting and stockpiling) and land spreading contributed 23 and 14% of the total emissions, respectively. Parameters from this TAN-based mass balance model will be incorporated into the HOLOS model - a farm-level greenhouse gas calculator.
Pagoto, Sherry L; Baker, Katie; Griffith, Julia; Oleski, Jessica L; Palumbo, Ashley; Walkosz, Barbara J; Hillhouse, Joel; Henry, Kimberly L; Buller, David B
2016-11-29
Indoor tanning elevates the risk for melanoma, which is now the most common cancer in US women aged 25-29. Public policies restricting access to indoor tanning by minors to reduce melanoma morbidity and mortality in teens are emerging. In the United States, the most common policy restricting indoor tanning in minors involves parents providing either written or in person consent for the minor to purchase a tanning visit. The effectiveness of this policy relies on parents being properly educated about the harms of indoor tanning to their children. This randomized controlled trial will test the efficacy of a Facebook-delivered health communication intervention targeting mothers of teenage girls. The intervention will use health communication and behavioral modification strategies to reduce mothers' permissiveness regarding their teenage daughters' use of indoor tanning relative to an attention-control condition with the ultimate goal of reducing indoor tanning in both daughters and mothers. The study is a 12-month randomized controlled trial comparing 2 conditions: an attention control Facebook private group where content will be relevant to teen health with 25% focused on prescription drug abuse, a topic unrelated to tanning; and the intervention condition will enter participants into a Facebook private group where 25% of the teen health content will be focused on indoor tanning. A cohort of 2000 mother-teen daughter dyads will be recruited to participate in this study. Only mothers will participate in the Facebook groups. Both mothers and daughters will complete measures at baseline, end of intervention (1-year) and 6 months post-intervention. Primary outcomes include mothers' permissiveness regarding their teenage daughters' use of indoor tanning, teenage daughters' perception of their mothers' permissiveness, and indoor tanning by both mothers and daughters. The first dyad was enrolled on March 31, 2016, and we anticipate completing this study by October 2019. This trial will deliver social media content grounded in theory and will test it in a randomized design with state-of-the-art measures. This will contribute much needed insights on how to employ social media for health behavior change and disease prevention both for indoor tanning and other health risk behaviors and inform future social media efforts by public health and health care organizations. Clinicaltrials.gov NCT02835807; https://clinicaltrials.gov/ct2/show/NCT02835807 (Archived by WebCite at http://www.webcitation.org/6mDMICcCE). ©Sherry L Pagoto, Katie Baker, Julia Griffith, Jessica L Oleski, Ashley Palumbo, Barbara J Walkosz, Joel Hillhouse, Kimberly L Henry, David B Buller. Originally published in JMIR Research Protocols (http://www.researchprotocols.org), 29.11.2016.
Tanning bed use is not associated with internal cancer risk: evidence from a large cohort study.
Zhang, Mingfeng; Song, Fengju; Hunter, David J; Qureshi, Abrar A; Han, Jiali
2013-12-01
Increased risk of skin cancer by indoor tanning has drawn public attention. However, there are arguments that tanning bed use increases vitamin D production, which may therefore prevent internal cancers. We followed 73,358 female nurses for 20 years (1989-2009) in the Nurses' Health Study II and investigated the frequency of tanning bed use during high school/college and at ages 25 to 35 in relation to the incidence of total cancers (excluding skin cancers). We used multivariate Cox proportional hazards models to estimate the HRs and 95% confidence intervals (CI) of total cancers and each individual major cancer with more than 100 cases. During follow-up, a total of 4,271 internal cancer-related cases were diagnosed. No association was found between tanning bed use and risk of total cancers (multivariable-adjusted HR, 0.99; 95% CI, 0.95-1.04 for every 4 times/y use on average during high school/college and at ages 25-35). In addition, no association was found for the risk of any individual major cancers, such as breast cancer, thyroid cancer, colorectal cancer, non-Hodgkin lymphoma, or endometrial cancer. Our data do not suggest any association between the use of tanning beds and risk of internal cancers. On the basis of the strong evidence of increase in skin cancer risk and no evidence of reduction in internal cancer risk by tanning bed use, it is important to warn the public against indoor tanning. ©2013 AACR.
Ng, Angie T; Chang, Anne Lynn S; Cockburn, Myles; Peng, David H
2012-11-01
(i) To assess the baseline knowledge of non-medical skin care professionals (estheticians, cosmetologists, massage therapists) on tanning bed use and its association with melanoma; and (ii) to provide preliminary evidence of the potential impact of a fast and simple educational intervention on tanning beds and melanoma on the awareness of non-medical skin care professionals towards skin cancer prevention. A pre-intervention survey was administered to non-medical skin care professional at salons or spas in Southern California to assess baseline knowledge on tanning and skin cancer. This was followed immediately by a 10-minute oral presentation on tanning bed use and its association with melanoma. One month later, a post-intervention survey was distributed to individuals who attended the initial oral presentation. Significant changes pre- and post-intervention were found in non-medical skin care professionals' answer responses to the following: (i) increased speaking to clients about cancer risk with tanning bed use 42-66% (OR 2.44; 95% CI 1.39, 4.30)]; (ii) decreased personal tanning bed use (23-15% [OR 0.61; 95% CI 0.37, 1.00]); and (iii) decreased belief that tanning beds are an excellent cosmetic tool (29-20% [OR 0.60; 95% CI 0.38, 0.96]). This study provides preliminary evidence that non-medical skin care professionals could be an important source of primary prevention information for reducing the burden of melanoma. © 2012 The International Society of Dermatology.
Yoon, Sangwook; Won, Gunho; Kim, Chang Geun; Jung, Ji Hoon; Kim, Sung-Hoon
2017-01-01
The aim of present study is to elucidate autophagic mechanism of tanshinone I (Tan I) in H28 and H2452 mesothelioma cells. Herein, Tan I exerted cytotoxicity with autophagic features of autophagy protein 5 (ATG5)/ microtubule-associated protein 1A/1B-light chain 3II (LC3 II) activation, p62/sequestosome 1 (SQSTM1) accumulation and increased number of LC3II punctae, acridine orange-stained cells and autophagic vacuoles. However, 3-methyladenine (3MA) and NH4Cl increased cytotoxicity in Tan I treated H28 cells. Furthermore, autophagy flux was enhanced in Tan I-treated H28 cells transfected by RFP-GFP-LC3 constructs, with colocalization of GFP-LC3 punctae with LAMP1 or Lysotracker. Interestingly, C-terminal UBA domain is required for Tan 1 induced aggregation of p62 in H28 cells. Notably, Tan I upregulated CCAAT-enhancer-binding protein homologous protein (CHOP), inositol-requiring protein-1 (IRE1) and p-c-Jun N-terminal kinase (p-JNK), but silencing of IRE1 or p62 and JNK inhibitor SP600125 blocked the LC3II accumulation in Tan I-treated H28 cells. Overall, these findings demonstrate that Tan I exerts antitumor activity through a compromise between apoptosis and p62/SQSTM1-dependent autophagy via activation of JNK and IRE 1 in malignant mesothelioma cells. PMID:28212571
Lee, Jihyun; Sohn, Eun Jung; Yoon, Sangwook; Won, Gunho; Kim, Chang Geun; Jung, Ji Hoon; Kim, Sung-Hoon
2017-04-11
The aim of present study is to elucidate autophagic mechanism of tanshinone I (Tan I) in H28 and H2452 mesothelioma cells. Herein, Tan I exerted cytotoxicity with autophagic features of autophagy protein 5 (ATG5)/ microtubule-associated protein 1A/1B-light chain 3II (LC3 II) activation, p62/sequestosome 1 (SQSTM1) accumulation and increased number of LC3II punctae, acridine orange-stained cells and autophagic vacuoles. However, 3-methyladenine (3MA) and NH4Cl increased cytotoxicity in Tan I treated H28 cells. Furthermore, autophagy flux was enhanced in Tan I-treated H28 cells transfected by RFP-GFP-LC3 constructs, with colocalization of GFP-LC3 punctae with LAMP1 or Lysotracker. Interestingly, C-terminal UBA domain is required for Tan 1 induced aggregation of p62 in H28 cells. Notably, Tan I upregulated CCAAT-enhancer-binding protein homologous protein (CHOP), inositol-requiring protein-1 (IRE1) and p-c-Jun N-terminal kinase (p-JNK), but silencing of IRE1 or p62 and JNK inhibitor SP600125 blocked the LC3II accumulation in Tan I-treated H28 cells. Overall, these findings demonstrate that Tan I exerts antitumor activity through a compromise between apoptosis and p62/SQSTM1-dependent autophagy via activation of JNK and IRE 1 in malignant mesothelioma cells.
Ishii, T; Hayashi, K; Hida, T; Yamamoto, Y; Nozaki, Y
2000-08-01
A novel Ras-farnesyltransferase inhibitor designated TAN-1813 was isolated from the culture broth of a fungus strain, FL-41510, isolated as a plant endophyte. The producer was taxonomically characterized as Phoma sp. FL-41510. TAN-1813 inhibited rat brain farnesyltransferase and geranylgeranyltransferase I activity with IC50 values of 23 microg/ml and 47/microg/ml, respectively. TAN-1813 showed mixed-type inhibition with respect to farnesylpyrophosphate and noncompetitive inhibition with respect to a K-Ras C-terminal peptide. It also inhibited the in situ farnesylation of cellular Ras proteins in a K-ras transformant (NIH3T3/K-ras) of mouse embryonic fibroblast cell line NIH3T3. TAN- 1813 inhibited the proliferation of various human cancer cells, some of which harbor activated ras alleles, with IC50 values of 15 approximately 110 ng/ml as well as that of NIH3T3 and NIH3T3/K-ras cells with IC50S of 540 and 310 ng/ml, respectively. Flow cytometric analysis indicated that TAN-1813 arrests NIH3T3/K-ras cells at both G1 and G2/M phases of the cell cycle. In addition, TAN-1813 was found to induce morphological reversion of NIH3T3/K-ras cells from the transformed phenotype. Antitumor activity of TAN-1813 against human fibrosarcoma HT-1080 and NIH3T3/K-ras tumors in nude mice was also verified.
Powdered hide model for vegetable tanning
USDA-ARS?s Scientific Manuscript database
Powdered hide samples for this initial study of vegetable tanning were prepared from hides that were dehaired by a typical sulfide or oxidative process, and carried through the delime/bate step of a tanning process. In this study, we report on interactions of the vegetable tannin, quebracho with th...
Aristolochia sinoburmanica (Aristolochiaceae), a new species from north Myanmar
Yang, Bin; Ding, Hong-Bo; Zhou, Shi-Shun; Zhu, Xinxin; Li, Ren; Maw, Mya Bhone; Tan, Yun-Hong
2018-01-01
Abstract Aristolochia sinoburmanica Y.H.Tan & B.Yang, a new species of Aristolochiaceae from Putao, Kachin State, Myanmar, is described and illustrated. According to morphology (strongly curved perianth, 3-lobed limb, as well as 3-lobed gynostemium, anthers 6, adnate in 3 pairs to the base of gynostemium, opposite to the lobes), the species belongs to Aristolochia subgenus Siphisia. It is morphologically similar to A. faviogonzalezii, A. hainanensis, A. tonkinensis, A. saccata and A. xuanlienensis. The major differences between them are outlined and discussed. A detailed description, along with line drawings, photographs, habitat, distribution and conservation status, as well as a comparison to morphologically similar species, are also provided. PMID:29416416
Code of Federal Regulations, 2014 CFR
2014-01-01
... Tan color. A light red-yellow. [24 FR 8771, Oct. 29, 1959. Redesignated at 47 FR 51722, Nov. 17, 1982... 7 Agriculture 2 2014-01-01 2014-01-01 false Tan color. 29.3066 Section 29.3066 Agriculture Regulations of the Department of Agriculture AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing...
Code of Federal Regulations, 2012 CFR
2012-01-01
... Tan color. A light red-yellow. [24 FR 8771, Oct. 29, 1959. Redesignated at 47 FR 51722, Nov. 17, 1982... 7 Agriculture 2 2012-01-01 2012-01-01 false Tan color. 29.3066 Section 29.3066 Agriculture Regulations of the Department of Agriculture AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing...
Code of Federal Regulations, 2013 CFR
2013-01-01
... Tan color. A light red-yellow. [24 FR 8771, Oct. 29, 1959. Redesignated at 47 FR 51722, Nov. 17, 1982... 7 Agriculture 2 2013-01-01 2013-01-01 false Tan color. 29.3066 Section 29.3066 Agriculture Regulations of the Department of Agriculture AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing...
Social Predictors of Sunscreen and Self-Tanning Product Use
ERIC Educational Resources Information Center
Mosher, Catherine E.; Danoff-Burg, Sharon
2005-01-01
This study investigated social predictors of sunscreen and self-tanning product use among 164 undergraduates. Immediate family members' sunscreen use predicted participants' facial sunscreen use while sunbathing but not their sunscreen use on other areas of the body. In addition, familial support of a tanned appearance was inversely associated…
[Superbrown beauty : The surface of tanorexia and tanning dependence].
Harth, W
2017-12-01
Brown skin symbolizes fitness, health, youthfulness and beauty, combined with leisure, activity, and joy of life in the Central European culture. Tanorexia is a tanning dependence that describes the morbid excessive desire for constant skin tanning. Particularly young women are affected. This article shows the underlying psychodermatological disorders.
Code of Federal Regulations, 2011 CFR
2011-01-01
... 7 Agriculture 2 2011-01-01 2011-01-01 false Tan color. 29.3066 Section 29.3066 Agriculture Regulations of the Department of Agriculture AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing... Tan color. A light red-yellow. [24 FR 8771, Oct. 29, 1959. Redesignated at 47 FR 51722, Nov. 17, 1982...
Florence Tan Maniac Lecture, April 13, 2016
2016-04-13
Florence Tan Maniac Lecture, April 13, 2016 NASA Engineer Florence Tan presented a Maniac Lecture entitled, "From Malaysia to Mars." Florence talked about her journey from Malaysia to NASA Goddard Space Flight Center, where she has been working on planetary mass spectrometers, which is characterized by challenges, frustration, excitement, and rewards.
Code of Federal Regulations, 2010 CFR
2010-01-01
... 7 Agriculture 2 2010-01-01 2010-01-01 false Tan color. 29.3066 Section 29.3066 Agriculture Regulations of the Department of Agriculture AGRICULTURAL MARKETING SERVICE (Standards, Inspections, Marketing... Tan color. A light red-yellow. [24 FR 8771, Oct. 29, 1959. Redesignated at 47 FR 51722, Nov. 17, 1982...
78 FR 54513 - Proposed Information Collection; Comment Request
Federal Register 2010, 2011, 2012, 2013, 2014
2013-09-04
.... Estimated Time per Respondent: 1 hr. Estimated Total Annual Burden Hours: 1. Title: Indoor Tanning Services... (124 Stat. 119 (2010)) to impose an excise tax on indoor tanning services. This information is required to be maintained in order for providers to accurately calculate the tax on indoor tanning services...
Sinclair, Craig A; Makin, Jennifer Kay; Tang, Anita; Brozek, Irena; Rock, Vanessa
2014-02-01
Although many countries still face opposition to the legislation of artificial tanning beds, all Australian states and territories have announced a total ban on commercial tanning beds. A combination of epidemiological and policy-centered research, powerful personal stories, and the active advocacy of prominent academics, cancer organizations, and grassroots community campaigners contributed to the decisions to first legislate standards and then ban all commercial tanning beds. We have illustrated that incremental change can be an effective pathway to securing substantial public health reforms.
Sinclair, Craig A.; Tang, Anita; Brozek, Irena; Rock, Vanessa
2014-01-01
Although many countries still face opposition to the legislation of artificial tanning beds, all Australian states and territories have announced a total ban on commercial tanning beds. A combination of epidemiological and policy-centered research, powerful personal stories, and the active advocacy of prominent academics, cancer organizations, and grassroots community campaigners contributed to the decisions to first legislate standards and then ban all commercial tanning beds. We have illustrated that incremental change can be an effective pathway to securing substantial public health reforms. PMID:24328651
Day, A K; Wilson, C J; Hutchinson, A D; Roberts, R M
2015-07-01
Deliberate tanning, poor sun protection and sun exposure increase an individual's risk for skin cancer. Recent evidence suggests that individuals of Asian heritage have lower incidence of skin cancer than Caucasians but that their post-diagnosis outcomes are often worse. In Western cultures tanning behaviours are often motivated by a desire for 'attractive' tanned skin. Conversely, a light complexion is desired in a number of Asian cultures and may consequently serve to protect this group from excessive and risky sun exposure behaviours. This possibility is yet to be tested, with little known about the sun-related behaviours of Asian people residing in Australia. The present study involves 140 South Australian young adults who report having Asian heritage. Results show that the majority of female participants, and significantly fewer males, reported participating in deliberate outdoor tanning behaviour. Perceptions of family, peer and media tanning norms influenced behaviour, with peer norms being the strongest predictor. The desire for a lighter skin tone was associated with increased sun-protective behaviour and a lower number of previous severe sunburns. As a significant proportion of participants engaged in deliberate tanning behaviour, it is recommended that future research continue to explore factors associated with tanning, including an explicit measure of culture. © 2014 John Wiley & Sons Ltd.
Manthey, John A; Cesar, Thais B; Jackson, Erin; Mertens-Talcott, Susanne
2011-01-12
Nobiletin (NOB) and tangeretin (TAN), two of the main polymethoxylated flavones (PMFs) in citrus, influence a number of key biological pathways in mammalian cells. Although the impacts of NOB and TAN on glucose homeostasis and cholesterol regulation have been investigated in human clinical trials, much information is still lacking about the metabolism and oral bioavailability of these compounds in animals. In this study, NOB and TAN were administered to rats by gavage and intraperitoneal (ip) injection, and the blood serum concentrations of these compounds and their main metabolites were monitored by high-performance liquid chromatography-electrospray ionization-mass spectrometry (HPLC-ESI-MS). In addition to the administered compounds, two metabolites of TAN and eight metabolites of NOB were detected and measured over 24 h. With identical oral doses, nearly 10-fold higher absorption of NOB occurred compared to TAN. For both compounds, maximum levels of glucuronidated metabolites occurred in the blood serum at later time points (∼5-8 h) compared to the earlier T(max) values for NOB and TAN. In most cases the glucuronides occurred at substantially higher concentrations than the aglycone metabolites. Low levels of NOB and TAN and their metabolites were detectable in rat blood serum even at 24 h after treatment.