Urinary tract infection: a cohort of older people with urinary incontinence.
Melo, Laís Samara de; Ercole, Flávia Falci; Oliveira, Danilo Ulisses de; Pinto, Tatiana Saraiva; Victoriano, Mariana Avendanha; Alcoforado, Carla Lúcia Goulart Constant
2017-01-01
To evaluate epidemiological aspects of urinary tract infection in older patients with urinary incontinence living in long-term care institutions in Belo Horizonte. Method: Concurrent cohort held from April 1st to October 1st, 2015. The study was conducted in two long-term care institutions in the city of Belo Horizonte, Minas Gerais, with 84 incontinent older people. Cumulative incidence of urinary tract infection was 19% (95% CI: 7.83-23.19) and the incidence density was 3.6 cases/100 people-month of follow-up period. The variables Bacteriuria and Institution presented statistical association with the occurrence of urinary tract infection. It is observed that the incidence of urinary tract infection in the study was smaller than in other similar international and national studies, however this is an important world health problem for the older population, with impact on mortality of these individuals. Avaliar aspectos epidemiológicos da infecção do trato urinário em pacientes idosos com incontinência urinária, residentes em instituições de longa permanência, de Belo Horizonte. Coorte concorrente realizada no período de 01 de abril a 01 de outubro de 2015. O estudo foi realizado em duas instituições de longa permanência, na cidade de Belo Horizonte, MG, com 84 idosos incontinentes. A incidência acumulada de infecção do trato urinário foi de 19% (IC 95%: 7,83-23,19) e a densidade de incidência foi de 3,6 casos/100 pessoas-mês de seguimento. As variáveis Bacteriúria e Instituição apresentaram associação estatística com a ocorrência de infecção do trato urinário. Observa-se que a incidência de infecção do trato urinário no estudo foi menor que em outros estudos nacionais e internacionais semelhantes, no entanto trata-se de um importante problema de saúde mundial para os idosos, com impacto na mortalidade desses indivíduos.
Dataset on daytime outdoor thermal comfort for Belo Horizonte, Brazil.
Hirashima, Simone Queiroz da Silveira; Assis, Eleonora Sad de; Nikolopoulou, Marialena
2016-12-01
This dataset describe microclimatic parameters of two urban open public spaces in the city of Belo Horizonte, Brazil; physiological equivalent temperature (PET) index values and the related subjective responses of interviewees regarding thermal sensation perception and preference and thermal comfort evaluation. Individuals and behavioral characteristics of respondents were also presented. Data were collected at daytime, in summer and winter, 2013. Statistical treatment of this data was firstly presented in a PhD Thesis ("Percepção sonora e térmica e avaliação de conforto em espaços urbanos abertos do município de Belo Horizonte - MG, Brasil" (Hirashima, 2014) [1]), providing relevant information on thermal conditions in these locations and on thermal comfort assessment. Up to now, this data was also explored in the article "Daytime Thermal Comfort in Urban Spaces: A Field Study in Brazil" (Hirashima et al., in press) [2]. These references are recommended for further interpretation and discussion.
Análise da medição do raio solar em ultravioleta
NASA Astrophysics Data System (ADS)
Saraiva, A. C. V.; Giménez de Castro, C. G.; Costa, J. E. R.; Selhorst, C. L.; Simões, P. J. A.
2003-08-01
A medição acurada do raio solar em qualquer banda do espectro eletromagnético é de relevância na formulação e calibração de modelos da estrutura e atmosfera solar. Esses modelos atribuem emissão do contínuo do Sol calmo em microondas à mesma região da linha Ha do Hell. Apresentamos a medição do raio solar em UV com imagens do EIT (Extreme Ultraviolet Image Telescope) entre 1996 e 2002, no comprimento de onda 30,9 nm (Ha do Hell), que se forma na região de transição/cromosfera solar. A técnica utilizada para o cálculo do raio UV foi baseada na transformada Wavelet B3spline. Fizemos um banco de dados com 1 imagem por dia durante o período citado. Obtivemos como resultado o raio médio da ordem de 975.61" e uma diminuição do mesmo para o período citado variando em média -0,45" /ano. Comparamos estes dados com os valores obtidos pelo ROI (Radio Observatório de Itapetinga) em 22/48 GHz e Nobeyama Radio Heliograph em 17 GHz mostrando que os raios médios são muito próximos o que indica que a região de formação nessas freqüências é a mesma conforme os modelos. Comparamos os resultados também com outros índices de atividade solar.
Amesos2 and Belos: Direct and Iterative Solvers for Large Sparse Linear Systems
Bavier, Eric; Hoemmen, Mark; Rajamanickam, Sivasankaran; ...
2012-01-01
Solvers for large sparse linear systems come in two categories: direct and iterative. Amesos2, a package in the Trilinos software project, provides direct methods, and Belos, another Trilinos package, provides iterative methods. Amesos2 offers a common interface to many different sparse matrix factorization codes, and can handle any implementation of sparse matrices and vectors, via an easy-to-extend C++ traits interface. It can also factor matrices whose entries have arbitrary “Scalar” type, enabling extended-precision and mixed-precision algorithms. Belos includes many different iterative methods for solving large sparse linear systems and least-squares problems. Unlike competing iterative solver libraries, Belos completely decouples themore » algorithms from the implementations of the underlying linear algebra objects. This lets Belos exploit the latest hardware without changes to the code. Belos favors algorithms that solve higher-level problems, such as multiple simultaneous linear systems and sequences of related linear systems, faster than standard algorithms. The package also supports extended-precision and mixed-precision algorithms. Together, Amesos2 and Belos form a complete suite of sparse linear solvers.« less
A fonte ionizante do disco de acreção no núcleo de NGC1097
NASA Astrophysics Data System (ADS)
Silva, R. N.; Storchi-Bergmann, T.
2003-08-01
Observações em raios-X revelam o "coração" dos núcleos ativos de galáxias, pois esse tipo de radiação provém das suas regiões mais internas, próximas ao buraco negro central. Neste trabalho apresentamos observações em raios-X da região central da galáxia NGC1097, que hospeda um buraco negro supermassivo e um disco de acreção cuja emissão vem sendo observada há dez anos através da linha de emissão Ha larga (10000 km/s) e de duplo pico. As observações em raios-X - que foram obtidas com o Telescópio Chandra - foram combinadas com observações no ultravioleta obtidas com o Telescópio Espacial Hubble e são usadas para estudar as características da fonte central que ioniza o disco de acreção. A distribuição espectral de energia é comparada com a predita por modelos, em particular o de uma estrutura "ADAF" ("advection dominated accretion flow") na parte interna do disco. Tal estrutura produz um espectro de emissão de linhas estreitas tipo LINER, como observado em NGC1097 e em rádio-galáxias que apresentam linhas de Balmer largas de duplo pico. Apresentamos também uma comparação entre outros LINERs com linhas de emissão largas de duplo pico, disponíveis na literatura ou nos arquivos do Chandra e do Telescópio Espacial Hubble e discutimos as correspondentes implicações para modelos da fonte central.
Estimativa de imagens solares soho através de redes neurais artificiais
NASA Astrophysics Data System (ADS)
Andrade, M. C.; Fernandes, F. C. R.; Cecatto, J. R.; Rios Neto, A.; Rosa, R. R.; Sawant, H. S.
2003-08-01
A Rede Neural Artificial (RNA), no âmbito da teoria computacional, constitui uma teoria emergente que, por possuir habilidade em aprender a partir de dados de entrada, encontra diferentes aplicações em diferentes áreas. Um exemplo é a utilização de RNA na caracterização de padrões associados à dinâmica de processos espaço-temporais relacionados a fenômenos físicos não-lineares. Para obter informações sobre o comportamento destes fenômenos físicos utiliza-se, em diversos casos, seqüências de imagens digitalizadas, onde a caracterização de alguns fenômenos espaço-temporais é o procedimento mais viável para descrever a dinâmica das regiões ativas do Sol. Com base em imagens observadas por telescópios a bordo de satélites, estudos de previsão de eventos solares podem ser programados, permitindo prever possíveis efeitos posteriores nas regiões mais próximas da Terra (tempestades geomagnéticas e irregularidades ionosféricas). Neste trabalho avaliamos o desempenho da RNA para estimar padrões espaço-temporais, ou seja, imagens solares em ultravioleta, obtidas através do telescópio a bordo do satélite SOHO. Os resultados mostraram que as RNA conseguem generalizar os padrões de maneira satisfatória sem perder de forma significativa os principais aspectos da configuração global da atmosfera solar, comprovando a eficácia da RNA como ferramenta para esse tipo de aplicação. Portanto, este trabalho comprova a viabilidade de uso desta ferramenta em projetos voltados ao estudo do comportamento solar, em trabalhos do grupo de Física do Meio Interplanetário (FMI) na DAS e em programas desenvolvidos pelo Núcleo de Simulação e Análise de Sistemas Complexos (NUSASC) do Laboratório Associado de Computação e Matemática Aplicada (LAC) do INPE.
Dams in the Amazon: Belo Monte and Brazil's hydroelectric development of the Xingu River Basin.
Fearnside, Phillip M
2006-07-01
Hydroelectric dams represent major investments and major sources of environmental and social impacts. Powerful forces surround the decision-making process on public investments in the various options for the generation and conservation of electricity. Brazil's proposed Belo Monte Dam (formerly Kararaô) and its upstream counterpart, the Altamira Dam (better known by its former name of Babaquara) are at the center of controversies on the decision-making process for major infrastructure projects in Amazonia. The Belo Monte Dam by itself would have a small reservoir area (440 km2) and large installed capacity (11, 181.3 MW), but the Altamira/Babaquara Dam that would regulate the flow of the Xingu River (thereby increasing power generation at Belo Monte) would flood a vast area (6140 km2). The great impact of dams provides a powerful reason for Brazil to reassess its current policies that allocate large amounts of energy in the country's national grid to subsidized aluminum smelting for export. The case of Belo Monte and the five additional dams planned upstream (including the Altamira/Babaquara Dam) indicate the need for Brazil to reform its environmental assessment and licensing system to include the impacts of multiple interdependent projects.
Distribución del continuo ultravioleta e infrarrojo en estrellas Be
NASA Astrophysics Data System (ADS)
Cruzado, A.; Ringuelet, A.; di Rocco, H.
Estamos interesados en interpretar los excesos de flujo infrarrojo y/o ultravioleta observados en estrellas Be con respecto al de estrellas B normales, así como su posible correlación. Una envoltura rodeando la estrella distingue una estrella Be de una B normal; para explicar las observaciones es necesario entonces tener en cuenta todos los posibles procesos físicos que en ella tienen lugar. Adoptando un modelo atmosférico específico, hemos estudiado el proceso de recombinación dielectrónica de metales como MgII y FeII, teniendo en cuenta la posible influencia de la opacidad del medio en el flujo emitido.
Reconstrução tridimensional de arcos magnéticos por tomografia
NASA Astrophysics Data System (ADS)
Simões, P. J. A.; Costa, J. E. R.
2003-08-01
Uma explosão solar é uma variação súbita do brilho que ocorre nas regiões ativas da atmosfera solar. Estas regiões são constituídas por um plasma magnetizado com intensa indução magnética e em cenários bem complexos como visto recentemente através de experimentos embarcados em satélites operando instrumentos em raios X moles e ultra-violeta distante. A energia magnética, que pode ser armazenada por um período de horas até dias em configurações magnéticas estressadas, é subitamente lançada na atmosfera solar e transferida para partículas como elétrons, prótons e núcleos pesados, que são acelerados e/ou aquecidos, produzindo radiação eletromagnética. A proposta final deste projeto é determinar as características espaciais de alta resolução da emissão e polarização girossincrotrônica de explosões solares em ambientes complexos de campos magnéticos. Os recentes resultados da emissão difusa em EUV apresentado pelos satélites TRACE e SOHO dos arcos magnéticos conectando as diferentes polaridades magnéticas sobre as regiões ativas possibilitam novas abordagens sobre o papel do campo magnético na emissão em rádio. Nesta etapa apresentamos os resultados da reconstrução da geometria tridimensional das linhas de força destes arcos utilizando técnicas tomográficas, a partir de imagens de alta resolução espacial obtidas pelo instrumento EIT (Extreme ultraviolet Imaging Telescope), além da modelagem das induções magnéticas por um campo dipolar e as densidades de partículas aceleradas. Utilizamos para a reconstrução geométrica, imagens tomadas em vários ângulos dos arcos devido à rotacão solar. Com estes resultados, daremos continuidade ao projeto, com os cálculos da transferência radiativa nos modos ordinário e extraordinário de propagação da radiação girossincrotrônica de explosões solares.
NASA Astrophysics Data System (ADS)
Pereira, Sergio Manuel de Sousa
Esta tese apresenta os resultados de uma investigacao experimental em filmes epitaxiais emissores de luz baseados em InxGa1-xN. O InxGa1-xN e uma liga semicondutora ternaria do grupo III-N muito utilizada como camada activa numa gama de dispositivos optoelectronicos em desenvolvimento, incluindo diodos emissores de luz (LEDs) e diodos laser (LDs), para operacao na regiao do visivel e ultravioleta do espectro electromagnetico. Neste estudo, caracterizam-se as propriedade opticas e estruturais de camadas simples e pocos quânticos multiplos (Multiple Quantum Wells, MQWs) de InxGa1-xN/GaN, com enfase nas suas propriedades fisicas fundamentais. O objectivo central do trabalho prende-se com a compreensao mais profunda dos processos fisicos que estao por tras das suas propriedades opticas, preenchendo o fosso existente entre aplicacoes tecnologicas e o conhecimento cientifico. Nomeadamente, a tese aborda os problemas da medicao da fraccao de InN (x) em multicamadas ultrafinas sujeitas a tensoes, a influencia da composicao e das tensoes microscopicas nas propriedades opticas e estruturais. A questao relativa a segregacao de fases em multicamadas de InxGa1-xN/GaN e tambem discutida a luz dos resultados obtidos. A metodologia seguida assenta na integracao de resultados obtidos por tecnicas complementares atraves de uma analise sistematica e multidisciplinar. Esta abordagem passa pela combinacao de: 1) Crescimento de amostras por deposicao epitaxial em fase de vapor organometalico (MOVPE) com caracteristicas especificas de forma a tentar isolar parâmetros estruturais, tais como espessura e composicao; 2) Caracterizacao nanoestrutural por microscopia de forca atomica (AFM), microscopica electronica de varrimento (SEM), difraccao de raios-X e retro-dispersao de Rutherford (RBS); 3) Caracterizacao optica a escalas complementares por: espectroscopia de absorcao optica (OA), fotoluminescencia (PL), catodoluminescencia (CL) e microscopia confocal (CM) com analise espectral. Com base nos resultados obtidos, a tese propoe modelos de interpretacao para as propriedades estruturais e opticas, dando enfase as suas correlacoes. Em particular, estabelece-se a necessidade de considerar fenomenos relacionados com tensoes microscopicas na interpretacao dos resultados experimentais. Com este trabalho fica clara a necessidade de um conhecimento detalhado das caracteristicas nanoestruturais para interpretar as propriedades opticas das ligas de InxGa1-xN. None
A emissão em 8mm e as bandas de Merrill-Sanford em estrelas carbonadas
NASA Astrophysics Data System (ADS)
de Mello, A. B.; Lorenz-Martins, S.
2003-08-01
Estrelas carbonadas possuem bandas moleculares em absorção no visível e, no infravermelho (IR) as principais características espectrais se devem a emissão de grãos. Recentemente foi detectada a presença de bandas de SiC2 (Merrill-Sanford, MS) em emissão sendo atribuída à presença de um disco rico em poeira. Neste trabalho analisamos uma amostra de 14 estrelas carbonadas, observadas no telescópio de 1.52 m do ESO em 4 regiões espectrais diferentes, a fim de detectar as bandas de MS em emissão. Nossa amostra é composta de estrelas que apresentam além da emissão em 11.3 mm, outra em 8 mm. Esta última emissão, não usual nestes objetos, tem sido atribuída ou a moléculas de C2H2, ou a um composto sólido ainda indefinido. A detecção de emissões de MS e aquelas no IR, simultaneamente, revelaria um cenário mais complexo que o habitualmente esperado para os ventos destes objetos. No entanto como primeiro resultado, verificamos que as bandas de Merrill-Sanford encontram-se em absorção, não revelando nenhuma conexão com a emissão a 8 mm. Assim, temos duas hipóteses: (a) a emissão a 8 mm se deve à molécula C2H2 ou (b) essa emissão é resultado da emissão térmica de grãos. Testamos a segunda hipótese modelando a amostra com grãos não-homogêneos de SiC e quartzo, o qual emite em aproximadamente 8mm. Este grão seria produzido em uma fase evolutiva anterior a das carbonadas (estrelas S) e por terem uma estrutura cristalina são destruídos apenas na presença de campos de radiação ultravioleta muito intensos. Os modelos para os envoltórios utilizam o método de Monte Carlo para descrever o problema do transporte da radiação. As conclusões deste trabalho são: (1) as bandas de Merrill-Sanford se encontram em absorção, sugerindo um cenário usual para os ventos das estrelas da amostra; (2) neste cenário, a emissão em 8 mm seria resultado de grãos de quartzo com mantos de SiC, indicando que o quartzo poderia sobreviver a fase evolutiva S.
Research on large area VUV-sensitive gaseous photomultipliers for cryogenic applications
NASA Astrophysics Data System (ADS)
Coimbra, Artur Emanuel Cardoso
Desde cedo que a comunidade cientifica compreendeu que gases nobres em liquido sao excelentes meios de deteccao de radiacao, combinando a sua elevada densidade, elevado grau de homogeneidade e de elevado rendimento de cintilacao. Para alem destas caracteristicas inerentes, estes tem a potencialidade de fornecer ambos sinais de ionizacao - criando electroes livres - e cintilacao em resposta a interaccao com radiacao ionizante e, tendo em vista a sua aplicacao em experiencias de eventos raros relacionados com fisica de neutrinos ou materia-escura, a capacidade de autoblindagem garante a exclusao de eventos induzidos por radiacao de fundo. O facto de nao absorverem a sua propria luz, emergente dos eventos de cintilacao, permite a expansao deste tipo de detectores ate grandes volumes, sendo que as colaboracoes mais recentes propoem detectores com dezenas de toneladas de xenon em estado liquido. As experiencias actuais que usam gases nobres em estado liquido empregam xenon ou argon numa so fase (estado liquido) ou em dupla-fase (estado liquido + gasoso) e as suas aplicacoes abrangem desde as ja referidas experiencias de procura de eventos raros, passando por imagiologia medica tais como detectores de radiacao gama para PET ou câmaras Compton "3-gamma" em combinacao com PET, passando tambem por aplicacoes de seguranca como sistemas de inspeccao para deteccao de material fissil e, finalmente, em câmaras Compton para aplicacoes de astrofisica. Em ambas as configuracoes a leitura dos sinais de cintilacao e geralmente feita atraves de um grande numero de dispendiosos fotomultiplicadores de vacuo agrupados. A presente tese de doutoramento e dedicada aos fotomultiplicadores gasosos de grande area para aplicacoes criogenicas desenvolvidos no contexto do programa doutoral, tendo em vista a sua eventual aplicacao como um dispositivo complementar aos metodos existentes de deteccao de cintilacao, para aplicacao em futuras experiencias de grande escala. Esta pesquisa foi direccionada tendo em vista o desenvolvimento de eficientes fotomultiplicadores gasosos de grande area, potencialmente mais economicos por unidade de area, baseados em "Thick Gas-Electron Multipliers" (THGEMs). Combinando fotocatodos de alta eficiencia com multiplicadores gasosos de electroes capazes de atingir elevado ganho em carga obteve-se assim um dispositivo com elevada sensibilidade para a deteccao de fotoes unicos, com a possibilidade de discriminacao em posicao com resolucao espacial inferior a um milimetro e com resolucao temporal da ordem de poucos nano segundos. Contrariamente ao que sucede com a tecnologia de vacuo actualmente, com este dispositivo a localizacao em posicao de fotoes em grandes areas e feita num unico dispositivo integrando electronica habitualmente utilizada em experiencias de rastreamento de particulas. Neste trabalho o fotomultiplicador gasoso desenvolvido consiste numa cadeia de THGEMs combinados com um fotocatodo de iodeto de cesio (CsI) sensivel ao ultravioleta enquanto que os testes criogenicos foram realizados na Time Projection Chamber (TPC) de dupla fase de xenon liquido recentemente desenvolvida no Weizmann Institute of Science (WILiX). (Abstract shortened by ProQuest.).
Jiang, Xiaohong; Dalebout, Tim J; Lukashevich, Igor S; Bredenbeek, Peter J; Franco, David
2015-04-01
Yellow fever virus (YFV)-17D is an empirically developed, highly effective live-attenuated vaccine that has been administered to human beings for almost a century. YFV-17D has stood as a paradigm for a successful viral vaccine, and has been exploited as a potential virus vector for the development of recombinant vaccines against other diseases. In this study, a DNA-launched YFV-17D construct (pBeloBAC-FLYF) was explored as a new modality to the standard vaccine to combine the commendable features of both DNA vaccine and live-attenuated viral vaccine. The DNA-launched YFV-17D construct was characterized extensively both in cell culture and in mice. High titres of YFV-17D were generated upon transfection of the DNA into cells, whereas a mutant with deletion in the capsid-coding region (pBeloBAC-YF/ΔC) was restricted to a single round of infection, with no release of progeny virus. Homologous prime-boost immunization of AAD mice with both pBeloBAC-FLYF and pBeloBAC-YF/ΔC elicited specific dose-dependent cellular immune response against YFV-17D. Vaccination of A129 mice with pBeloBAC-FLYF resulted in the induction of YFV-specific neutralizing antibodies in all vaccinated subjects. These promising results underlined the potential of the DNA-launched YFV both as an alternative to standard YFV-17D vaccination and as a vaccine platform for the development of DNA-based recombinant YFV vaccines. © 2015.
Jiang, Xiaohong; Dalebout, Tim J.; Lukashevich, Igor S.; Bredenbeek, Peter J.
2015-01-01
Yellow fever virus (YFV)-17D is an empirically developed, highly effective live-attenuated vaccine that has been administered to human beings for almost a century. YFV-17D has stood as a paradigm for a successful viral vaccine, and has been exploited as a potential virus vector for the development of recombinant vaccines against other diseases. In this study, a DNA-launched YFV-17D construct (pBeloBAC-FLYF) was explored as a new modality to the standard vaccine to combine the commendable features of both DNA vaccine and live-attenuated viral vaccine. The DNA-launched YFV-17D construct was characterized extensively both in cell culture and in mice. High titres of YFV-17D were generated upon transfection of the DNA into cells, whereas a mutant with deletion in the capsid-coding region (pBeloBAC-YF/ΔC) was restricted to a single round of infection, with no release of progeny virus. Homologous prime–boost immunization of AAD mice with both pBeloBAC-FLYF and pBeloBAC-YF/ΔC elicited specific dose-dependent cellular immune response against YFV-17D. Vaccination of A129 mice with pBeloBAC-FLYF resulted in the induction of YFV-specific neutralizing antibodies in all vaccinated subjects. These promising results underlined the potential of the DNA-launched YFV both as an alternative to standard YFV-17D vaccination and as a vaccine platform for the development of DNA-based recombinant YFV vaccines. PMID:25516543
de Oliveira, Gustavo L A; Izidoro, Jans B; Ferré, Felipe; E Sousa, Samuel R A; Acurcio, Francisco A
2018-06-20
To estimate the average price of oral hypoglycemic agents provided by the Brazilian health system (SUS) and to compare them to other public health systems. Cross-sectional study about drug prices purchased by Belo Horizonte (municipal level), Minas Gerais (state level) and federal institutions in January and February of 2014. Average prices were calculated by defined daily dosage (DDD) and were compared to the management levels and the program "Aqui Tem Farmácia Popular" (ATFP). For international comparison, reimbursement values from Spain, Portugal, the United Kingdom and Canada (Province of Quebec) were used. Belo Horizonte had higher average prices than Minas Gerais. In general, essential oral hypoglycemic agents purchased by the SUS had lower prices than ATFP. For example, glibenclamide 5 mg was 1.023% more expensive. Metformin purchased by ATFP was more expensive than by SUS. Eight drugs purchased by SUS had average values above the respective Brazilian price ceiling. As an international comparison, SUS had lower average prices for glibenclamide and metformin. In ATFP, metformin was more expensive than in other countries, while glibenclamide was cheaper than Portugal only. The municipal management level had higher average prices than state level. Oral hypoglycemic agents purchased by SUS are predominantly cheaper than ATFP. Average prices paid by SUS are lower, while the prices paid by ATFP are higher than the reimbursed amounts from other countries. Copyright © 2018. Published by Elsevier Inc.
City of Belo Horizante, State of Minas Gerais, Brazil, South America
NASA Technical Reports Server (NTRS)
1991-01-01
The city of Belo Horizante, State of Minas Gerais, (20.0S, 44.0W) is a relatively new community in southeastern Brazil. It lies about 225 miles north of Rio de Janeiro and occupies an area of rolling and hilly terrain. The economy is based on a mixture of agriculture, cattle grazing, mining and manufacturing.
Díaz, Margarita; Mello, Maeve Brito de; Sousa, Maria Helena de; Cabral, Francisco; Castro e Silva, Ricardo de; Campos, Márcia; Faúndes, Anibal
2005-01-01
Three different school-based sex education and citizenship programs in public schools in Rio de Janeiro, Belo Horizonte, and Salvador, Brazil, were evaluated in a cross-sectional study comparing knowledge, attitudes, and practices in sexuality, citizenship, and gender issues among adolescents participating in the programs' activities as compared to adolescents enrolled in schools without such programs (controls). Results showed that Salvador's program achieved good results, with significant changes in knowledge on sexuality and reproductive physiology, attitudes regarding citizenship, and current use of modern contraceptives; Rio de Janeiro's program succeeded in improving students' knowledge of reproductive physiology and attitudes towards sexuality; Belo Horizonte's participants showed greater knowledge of reproductive physiology and STI/HIV prevention but had less positive attitudes towards gender issues, while reporting greater sexual activity. The main difference between Salvador's program and the others was the focus on creative and cultural activities; Belo Horizonte's main difference was its lack of interaction with health services and professionals. However, after the evaluation Belo Horizonte reframed its educational strategies and launched a scaling-up process in a joint effort with the health and school systems.
Federal Register 2010, 2011, 2012, 2013, 2014
2013-12-30
... DEPARTMENT OF JUSTICE Antitrust Division United States v. Gannett Co., Inc., Belo Corp., and Sander Media LLC; Proposed Final Judgment and Competitive Impact Statement Notice is hereby given pursuant to the Antitrust Procedures and Penalties Act, 15 U.S.C. 16(b)-(h), that a proposed Final Judgment, Stipulation, and Competitive Impact Statement...
Coelho, Vívian Andrade Araújo; Volpe, Fernando Madalena; Diniz, Sabrina Stephanie Lana; Silva, Eliane Mussel da; Cunha, Cristiane de Freitas
2014-08-01
This article seeks to describe the profile of treatment and internment in public psychiatric hospitals in Belo Horizonte, Brazil, from 2002 to 2011. The changes in the characteristics of treatment and the profiles of the patients treated are analyzed in the context of health care reform. It is a study of temporal series with trend analysis by means of linear regression. There was a reduction in the total of patients treated in the period under scrutiny. Inversely, there was an increase in internments with a reduction in length of stay, though no change in readmission rates. Patients from Belo Horizonte prevailed, however a relative increase in demand from the surrounding area was observed. There was a reversal in the prevalence of morbidity switching from psychotic disorders to disorders resulting from the use of alcohol and/or other drugs. The alteration observed in the profile of treatment in public psychiatric hospitals in Belo Horizonte was concomitant with the progressive implementation of community mental health services, which have probably met the demand that was formerly directed to these hospitals. Currently the psychiatric hospital is not the first, much less the only venue for treatment in the mental health network in Minas Gerais.
Zúñiga-González, Guillermo M; Gómez-Meda, Belinda C; Zamora-Perez, Ana L; Martínez-González, María A; Muñoz de Haro, Ilse A; Pérez-Navarro, Adhoksaja E; Armendáriz-Borunda, Juan; Gallegos-Arreola, Martha P
2015-04-01
Pregnant hairless rat dams were exposed to ultraviolet-A light (UVA) to induce micronucleated erythrocytes (MNE) in their fetuses. The control group was exposed to conventional light; the experimental groups were exposed to UVA (365nm) during gestational days 16-21. In some cases, ascorbic acid (Asc) was administered in the drinking water from gestational day 15 until delivery. Dams were sampled at 48-h intervals during gestation, from day 16 until delivery. Blood was also obtained from neonates at birth; MNE, micronucleated polychromatic erythrocytes (MNPCE), and polychromatic erythrocytes (PCE) were scored. Increased MNE and MNPCE were observed in neonates born to mothers exposed to UVA for 40, 80 or 160min, compared to the control group. Asc treatment reduced MNE and MNPCE induction. Copyright © 2015 Elsevier B.V. All rights reserved.
Fernandes, Bárbara Sgarbi Morgan; Reis, Ilka Afonso; Torres, Heloisa de Carvalho
2016-08-29
to evaluate the effectiveness of the telephone intervention for promoting self-care related to physical activity and following a diet plan in users with diabetes, compared to conventional monitoring of users over a six-month period. this was a randomized clinical trial, which included 210 users with diabetes, linked to eight Primary Health Units of Belo Horizonte, Minas Gerais. The experimental group (104 members) received six telephone interventions over the six-month monitoring; the control group (106 members) received conventional monitoring. To evaluate the self-care practices related to physical activity and following a healthy eating plan, in both groups, the self-care questionnaire was applied before the intervention and at three and six months after its start. the mean effect of self-care scores in the experimental group was 1.03 to 1.78 higher than the control group, with progressive and significant improvement (p<0.001). the results indicate that the telephone intervention had a beneficial effect on diabetes self-care. The primary identifier of the clinical trials registry was: RBR-8wx7qb. avaliar a efetividade da intervenção telefônica na promoção do autocuidado relacionado à atividade física e ao seguimento de um plano alimentar, em usuários com diabetes, quando comparada ao acompanhamento convencional dos usuários, durante o período de seis meses. trata-se de um ensaio clínico randomizado, no qual participaram 210 usuários com diabetes, vinculados a oito Unidades Básicas de Saúde de Belo Horizonte, Minas Gerais. O grupo-experimental (104 usuários) recebeu seis intervenções telefônicas em seis meses de acompanhamento; o grupo-controle (106 usuários) recebeu acompanhamento convencional. Para avaliar as práticas de autocuidado, relacionada à atividade física e ao seguimento do plano alimentar saudável, em ambos os grupos, aplicou-se o questionário de autocuidado antes das intervenções, três e seis meses após o seu início. o efeito médio dos escores de autocuidado no grupo-experimental a pontuação foi de 1,03 a 1,78 maior do que o grupo-controle, apresentando melhora progressiva e significativa (valor-p<0,001). os resultados apontam que a intervenção telefônica tem efeito benéfico sobre o autocuidado em diabetes. O registro clínico obteve identificador primário: RBR-8wx7qb. evaluar la efectividad de la intervención telefónica en la promoción del autocuidado relacionado a la actividad física y al seguimiento de un plan alimentario, en usuarios con diabetes, cuando comparada al acompañamiento convencional de los usuarios, durante el período de seis meses. se trata de un ensayo clínico aleatorio, en el cual participaron 210 usuarios con diabetes, vinculados a ocho Unidades Básicas de la Salud de Belo Horizonte, Minas Gerais. El grupo experimental (104 usuarios) recibió seis intervenciones telefónicas en seis meses de acompañamiento; el grupo control (106 usuarios) recibió acompañamiento convencional. Para evaluar las prácticas de autocuidado, relacionadas a la actividad física y al seguimiento del plan alimentario saludable, en los dos grupos, se aplicó el cuestionario de autocuidado antes de las intervenciones, tres y seis meses después de su inicio. el efecto promedio de los puntajes de autocuidado en el grupo experimental fue de 1,03 a 1,78 mayor que el grupo control, presentando mejoría progresiva y significativa (valor-p<0,001). los resultados apuntan que la intervención telefónica tiene efecto benéfico sobre el autocuidado en diabetes. El registro clínico obtuvo identificador primario: RBR-8wx7qb.
[When and where motorcyclists have accidents and die in Belo Horizonte, Minas Gerais State, Brazil].
Diniz, Eugênio Paceli Hatem; Pinheiro, Letícia Cavalari; Proietti, Fernando Augusto
2015-12-01
The objective of this study was to analyze traffic accidents involving motorcycles in Belo Horizonte, Minas Gerais State, Brazil, from 2007 to 2011 and to identify clusters of high-risk and hazardous intersections in and around the city. Data were provided by the Military Police Brigade and the Emergency Medical Service (SAMU). Accident severity rates were used to identify critical intersections. Two techniques were used: kernel analysis and scan statistics (continuous Poisson model). High-risk clusters were located in the downtown area and on major thoroughfares. Surprisingly, the highest risk of accidents and death occurred not at intersections, but between them. Hazardous intersections are part of routes used to access regions around Greater Metropolitan Belo Horizonte. Two distinct trends in mortality rates and accidents were identified. Most motorcycle deaths occurred after 7:00 PM. The study concludes that there is an urgent need to improve motorcycle and public transportation routes.
Información general sobre el Índice UV que proporciona un pronóstico del riesgo esperado de sobreexposición a la radiación ultravioleta (UV) del sol. El índice UV va acompañado de recomendaciones para protegerse del sol.
Ruas, Sandra Silva Mitraud; Assunção, Ada Ávila
2013-05-01
Telemedicine is the provision of health services by professionals who use information and communications technology in the exchange of information for the diagnosis, treatment, and prevention of diseases. Since 2004, the Municipal Department of Health of Belo Horizonte, MG, Brazil, has been implementing telehealth initiatives with the goal of increasing the ability of primary care providers to resolve problems by providing them with clinical support and with continuing education using information and communications technologies. This study characterized the primary care physicians who used the Belo Horizonte telehealth store-and-forward teleconsultation. A descriptive study was conducted of the frequency of use of store-and-forward teleconsultation and characteristics of physician users. We analyzed 737 store-and-forward teleconsultations in the period 2006-2010. The number of store-and-forward teleconsultations grew from 2006 to 2009, and 85 physicians used the tool. The physician users were predominantly women, specialists in family and community medicine, those employed under a stable contract, and older and with more time in the profession and in public service. The adoption rate was 6.0%, 4.8%, and 1.2% in 2008, 2009, and 2010, respectively. Context variables and individual variables may be influencing the adoption of store-and-forward teleconsultation in Belo Horizonte. It would be useful to further study the factors that constitute barriers to using teleconsultations and to improve the training in use of the tool.
Ergonomics analysis of the productive environment of fashion clothing firm in Belo Horizonte-MG.
Pagnan, Andreia Salvan; Câmara, Jairo José Drummond
2012-01-01
A company making women's clothing, located in Belo Horizonte, Minas Gerais was studied in its ergonomic aspects with regard to the layout. With this study it was possible to establish the best positioning of machines and jobs of employees. The analysis criteria used were: frequency of use, functional grouping, sequence of use, flow and intensity of preferred connections. An ideal arrangement in the workplace provides improved manufacturing quality and employee performance and consequently higher production yields.
Gill, Anthony C; Pogonoski, John J
2016-12-05
Pseudotrichonotus belos new species, described from three specimens trawled in 100-120 m offshore between Exmouth Gulf and Shark Bay, Western Australia, represents the first record of the sand-diving fish family Pseudotrichonotidae from Australian waters. It differs from its two congeners in having a more posteriorly positioned dorsal fin (predorsal length 39.6-41.2 % SL) and fewer dorsal- and anal-fin rays (31-33 and 12, respectively).
Medeiros, Adriane Mesquita de; Assunção, Ada Ávila; Santos, Juliana Nunes
2015-09-01
This study analyzed the association between self-reported diagnosis of hearing loss and individual and occupational factors among urban transportation workers in Greater Metropolitan Belo Horizonte, Minas Gerais State, Brazil. The sample size was calculated by quotas and stratified by occupation (drivers and fare collectors) in the urban transportation companies in Belo Horizonte, Betim, and Contagem. Data were collected with face-to-face interviews and recorded by the interviewers on netbooks. The dependent variable was defined as an affirmative response to the question on prevailing medical diagnosis of hearing loss. The independent variables were organized in three blocks: social and demographic characteristics, lifestyle, and work aspects. Diagnosis of hearing loss was reported by 213 of the 1,527 workers and was associated with age and diagnosis of tinnitus. At the occupational level, hearing loss was associated with history of sick leave, time-on-the-job, and two environmental risks, unbearable noise and whole-body vibration. Measures to prevent hearing loss are needed for urban transportation workers.
Diversity of bats trypanosomes in hydroeletric area of Belo Monte in Brazilian Amazonia.
da Costa, Andréa P; Nunes, Pablo Henrique; Leite, Beatriz Helena Santos; Ferreira, Juliana Isabel G da S; Tonhosolo, Renata; da Rosa, Adriana Ruckert; da Rocha, Patricio Adriano; Aires, Caroline Cotrim; Gennari, Solange Maria; Marcili, Arlei
2016-12-01
The Trypanosoma comprises flagellates able to infect many mammalian species and is transmitted by several groups of invertebrates. The order Chiroptera can be infected by the subgenera Herpetosoma, Schizotrypanum, Megatrypanum and Trypanozoon. In this study, we described the diversity of bats trypanosomes, inferring the phylogenetic relationships among the trypanosomes from bats caught Belo Monte Hydroeletric area (Brazilian Amazonia). Trypanosomes from bats were isolated by haemoculture, and the molecular phylogeny based on small subunit rDNA (SSU rDNA) and glycosomal-3-phosphate dehydrogenase (gGAPDH) gene sequences. Morphological characterization included light and scanning electron microscopy. A total of 157 bats were caught in the area belonging 6 Families (Emballonuridae, Furipteridae, Mormoopidae, Natalidae, Phyllostomidae and Vespertilionidae) and 34 species. The bat trypanosome prevalence, as evaluated through haemoculture, was 5,7%. Phylogenetic trees grouped the isolates in T. cruzi branch (TCI and TCbat lineage), T. cruzi marinkellei and Trypanosoma wauwau from Pteronotus parnellii. This is the first isolate from T. wauwau in Para state. The occurrence of T. cruzi in the Belo Monte Hydroeletric area (UHE Belo Monte) in Amazon/Brazil attentive to the risk of migration human population required for the works of the dam and new cities that grow in the vicinity of these businesses, but it is a zoonosis already known to the Amazon region, and the presence of unclassified Trypanosoma species, attend to the large parasitic biodiversity still unknown. Copyright © 2016 Elsevier B.V. All rights reserved.
Información sobre cómo calcular el Índice ultravioleta (UV) a través de un modelo numérico que relaciona la intensidad de la radiación solar ultra violeta (UV) en la superficie terrestre con la concentración pronosticada de ozono estratosférico.
USDA-ARS?s Scientific Manuscript database
Hyperspectral fluorescence imaging with ultraviolet-A excitation was used to evaluate the feasibility of two-waveband fluorescence algorithms for the detection of bovine fecal contaminants on the abaxial and adaxial surfaces of Romaine lettuce and baby spinach leaves. Correlation analysis was used t...
Efectos de la radiación UV en la salud
La reducción de la capa de ozono disminuye la protección natural que ofrece nuestra atmósfera contra la radiación ultravioleta (UV) perjudicial del sol. Esta página web proporciona una descripción general de los principales problemas de salud relacionados
Maximo, Tulio; Clift, Laurence
2015-01-01
recently in Brazil, there have been investments and improvements in the service delivery system for assistive technology provision. However, there is little documentation of this process, or evidence that users are being involved appropriately. to understand how a ssistive technology service provision currently functions in Belo Horizonte city, Brazil, in order to provide context-specific interventions and recommendations to improve services. Qualitative research design, including visits to key institutions and semi-structured interviews with key stakeholders. Interview questions were divided with two purposes: 1) Exploratory, aiming to understand present service functioning; 2) Evaluative, aiming to assess staff difficulties in applying best existing best practices. Assistive Technology services in Belo Horizonte fall under the 'medical model' definition of service delivery developed by AAATE. It was also found that staff lack training and knowledge support to assess user requirements and involve them during the decision process. Additionally, there is no follow up stage after the device is delivered. The study clearly defines the service provision function and the staff difficulties at Belo Horizonte city, providing information for further studies.
Pearn, Sophie M; Bennett, Andrew T D; Cuthill, Innes C
2003-01-01
Fluorescence has so far been found in 52 parrot species when illuminated with ultraviolet-A (UVA) 'black' lamps, and two attempts have been made to determine whether such fluorescence plays any role in sexual signalling. However, the contribution of the reflectance versus fluorescence to the total radiance from feathers, even in the most studied species to date (budgerigars), is unclear. Nor has the plumage of this study species been systematically assessed to determine the distribution of fluorescent patches. We therefore used spectrofluorometry to determine which areas of budgerigars fluoresce and the excitation and emission spectra involved; this is the first time that such a technique has been applied to avian plumage. We found that both the yellow crown and (normally hidden) white downy chest feathers exhibit strong UVA-induced fluorescence, with peak emissions at 527 nm and 436 nm, respectively. Conversely, the bright-green chest and dark-blue tail feathers do not fluoresce. When comparing reflectance spectra (400-700 nm) from the yellow crown using illuminants with a proportion of UVA comparable to daylight, and illuminants with all UVA removed, no measurable difference resulting from fluorescence was found. This suggests that under normal daylight the contribution of fluorescence to radiance is probably trivial. Furthermore, these spectra revealed that males had fluorescent crowns with substantially higher reflectance than those of females, in both the UV waveband and at longer wavelengths. Reflectance spectrophotometry was also performed on a number of live wild-type male budgerigars to investigate the chromatic contrast between the different plumage areas. This showed that many plumage regions are highly UV-reflective. Overall our results suggest that rapid surveys using UVA black lamps may overestimate the contribution of fluorescence to plumage coloration, and that any signalling role of fluorescence emissions, at least from the yellow crown of budgerigars, may not be as important as previously thought. PMID:12737665
Machado, Ísis Eloah; Pereira, Simone Cardoso Lisboa; Dias Júnior, Cláudio Santiago; Abreu, Mery Natali Silva; Borges, Angélica Marques; Filgueiras, Jullyane Hott
2014-05-01
The scope of this article is to assess the nutritional status of users of low-budget restaurants and soup kitchens in Belo Horizonte and to identify factors associated with being overweight. It involved a cross-sectional analytical study conducted among adults of both sexes in low-budget restaurants and soup kitchens in Belo Horizonte. Being overweight was the dependent variable and was defined as body mass index (BMI) ≥ 25 kg/m2. This was correlated with socio-demographic variables and the level of physical activity. The data were obtained directly through weight and height measurement and a semi-structured questionnaire. The study involved 1334 individuals, the majority being male. The prevalence of being overweight was 42.9% among the men and 45.8% among the women. The following factors were positively associated with being overweight: being older for both sexes; having a partner for the women; taking less physical exercise and higher socioeconomic level for the men. Detection of factors associated with being overweight reveals that there is a need to implement an effective systematic program of dietary and nutritional education in order to prevent and remedy this condition, so that low-budget restaurants fulfill their objective.
Visceral leishmaniasis in captive wild canids in Brazil.
Luppi, Marcela M; Malta, Marcelo C C; Silva, Teane M A; Silva, Fabiana L; Motta, Rafael O C; Miranda, Ildikó; Ecco, Roselene; Santos, Renato L
2008-08-01
Visceral leishmaniasis (VL) is endemic in Belo Horizonte (State of Minas Gerais, Brazil). Leishmania sp. can naturally infect several species of mammals, and the domestic dog is the most important reservoir of the disease in South America. This report describes five cases of visceral leishmaniasis in Brazilian canids. Among 15 animals kept in captivity in a zoo in Belo Horizonte (State of Minas Gerais, Brazil), two animals, a bush dog (Spheotos venaticos) and a hoary zorro (Lycalopex vetulus) were serologically positive and developed clinical signs of VL, whereas three other canids, including a crab-eating fox (Cerdocyon thous), a maned wolf (Chrysocyon brachyurus), and a hoary zorro (Lycalopex vetulus) had positive serological results without clinical signs.
Bandeira, J V; Mingote, R M; Baptista, M B; Oliveira, D M; Lima, F P
2008-01-01
Tritium content in the leachate of sanitary landfills, in concentrations well above those observed in global precipitation, can be used as a tracer for the evaluation of the contamination of groundwater in piezometers of the landfills and in neighbouring tubular wells. This possibility was first investigated in Brazil for sanitary landfills in the region of Belo Horizonte City. Tritium levels together with the content of metals present in water and the measurement of soil electrical conductivity, proved to be valuable for these studies and also as a tracer for hydrodynamic studies of the surface water in the Ressaca creek. IWA Publishing 2008.
Health Vulnerability Index and newborn hearing screening: urban inequality.
Januário, Gabriela Cintra; Alves, Claudia Regina Lindgren; Lemos, Stela Maris Aguiar; Almeida, Maria Cristina de Mattos; Cruz, Ramon Costa; Friche, Amélia Augusta de Lima
To analyze the intra-urban differentials related to the outcome of the Newborn Hearing Screening (NHS) of children living in Belo Horizonte tested in a reference service using the Health Vulnerability Index (HVI). cross-sectional study with children living in Belo Horizonte evaluated by a Newborn Hearing Screening Reference Service (NHSRS) between 2010 and 2011. The HVI of the census tract of each child was obtained by the georeferencing of their respective addresses. Multivariate analysis was conducted using the decision tree technique, considering a statistical model for each response. A thematic map of points representing the geographic distribution of the children evaluated by the NHS program was also developed. The NHS failure rate for children living in areas with very high HVI, or without HVI data, was 1.5 times higher than that for children living in other census tracts. For children living in areas of low, medium, and high HVI, who underwent NHS after 30 days of life, the NHS failure rate was 2.1 times higher in children that presented Risk Indicator for Hearing Loss (RIHL) (17.2%) than in those who did not (8.1%). Uneven distribution was observed between areas for children that underwent the NHS and those who failed it. Significant intra-urban differentials were found in Belo Horizonte, indicating correlation between health vulnerability and NHS outcomes.
Coelho, Maria Cristina Ramos de Vasconcellos; Assunção, Ada Ávila; Belisário, Soraya Almeida
2009-01-01
Background The fundamental importance of human resources for the development of health care systems is recognized the world over. Health districts, which constitute the middle level of the municipal health care system in the city of Belo Horizonte, Brazil, deal with demands from all parts of the system. This research seeks to provide the essential features required in order to understand the phenomenon of increase in precarity of employment in these health districts. Methods The legal and human resource management documents used by the Municipal Health Secretariat of the City of Belo Horizonte were adopted as the corpus for this research. In order to analyse the changes in employment (2002–2006), the data were collected from ArteRH, a computerized database dealing specifically with data related to human resources, which began operating in 2001. The workers were classified into permanent and non-permanent groups, and their contractual rights were described. Employment dynamics and changes were examined, concentrating on the incorporation of workers and on their social and employment rights during the period under study. The comparative data for the two groups obtained were presented in frequency distribution tables according to type of employment, sex, age group, level of education and wages from 2002 to 2006. Results There was a clear difference between the permanent worker and non-permanent worker groups as regards existing guaranteed employment rights and social security. The increase in the number of non-permanent workers in the workforce, the growing proportion of older workers among the permanently employed and the real wage reductions during the period from 2002 to 2006 are indicative of the process of growing precarity of employment in the group studied. Conclusion It is a plausible supposition that the demand for health reforms, along with the legal limits imposed on financial expenditure, gave rise to the new types of contract and the present employment situation in the health districts in Belo Horizonte. PMID:19594922
de Vasconcellos Coelho, Maria Cristina Ramos; Assunção, Ada Avila; Belisário, Soraya Almeida
2009-07-13
The fundamental importance of human resources for the development of health care systems is recognized the world over. Health districts, which constitute the middle level of the municipal health care system in the city of Belo Horizonte, Brazil, deal with demands from all parts of the system. This research seeks to provide the essential features required in order to understand the phenomenon of increase in precarity of employment in these health districts. The legal and human resource management documents used by the Municipal Health Secretariat of the City of Belo Horizonte were adopted as the corpus for this research. In order to analyse the changes in employment (2002-2006), the data were collected from ArteRH, a computerized database dealing specifically with data related to human resources, which began operating in 2001. The workers were classified into permanent and non-permanent groups, and their contractual rights were described. Employment dynamics and changes were examined, concentrating on the incorporation of workers and on their social and employment rights during the period under study. The comparative data for the two groups obtained were presented in frequency distribution tables according to type of employment, sex, age group, level of education and wages from 2002 to 2006. There was a clear difference between the permanent worker and non-permanent worker groups as regards existing guaranteed employment rights and social security. The increase in the number of non-permanent workers in the workforce, the growing proportion of older workers among the permanently employed and the real wage reductions during the period from 2002 to 2006 are indicative of the process of growing precarity of employment in the group studied. It is a plausible supposition that the demand for health reforms, along with the legal limits imposed on financial expenditure, gave rise to the new types of contract and the present employment situation in the health districts in Belo Horizonte.
Effects of Sterilizing Agents on Microorganisms
1963-03-01
light increases with the incubation of Escherichia coli at 15, but the rate of in- 85. ESTUDIO DE LOS EFECTOS QUE PRODUCE duction of mutations...between the deoxyribonucleic acid content of a cell and its response to irradiation: 5-fluor- 86. ESTUDIO DE LOS EFECTOS QUE PRODUCE ouracil treated...EFFECTS OF ULTRAVIOLET LIGHT ON 84. ESTUDIO DE LOS EFECTOS QUE PRODUCE BACTERIA. III. ALTERATIONS IN THE LA LUZ ULTRAVIOLETA SOBRE LAS PHYSIOLOGICAL
Matalia, Himanshu; Shetty, Rohit; Dhamodaran, Kamesh; Subramani, Murali; Arokiaraj, Vincent; Das, Debashish
2012-10-01
To study the effects of ultraviolet-A (UV-A) irradiation, in the presence or absence of riboflavin, on ex vivo cultured limbal epithelial cells (LECs). The study was carried out in a super specialty ophthalmic hospital. Ex vivo cultured LECs were grown on denuded amniotic membranes and exposed to similar levels of UV-A radiation used during corneal cross-linking (CXL), in the presence or absence of the photosensitiser, riboflavin. These cells were then used for extraction of RNA, cDNA conversion, and antibody staining. Quantitative PCR and immunofluorescence staining were performed to evaluate the apoptotic state of treated and non-treated LECs. Statistical analyses were evaluated using a Student's t test. We found that bcl-2, an antiapoptotic gene, was downregulated, whereas, bax, a proapoptotic gene, was upregulated. After LECs were exposed to UV-A radiation, a significant upregulation of both caspase 3 and caspase 9 was observed in treated cells when compared with untreated LECs. These results indicate that exposure of LECs to UV-A dosages similar to those used in the CXL procedure promotes the expression of genes known to promote apoptosis. In the presence of riboflavin, the damage caused by UV-A treatment was marginalised, but not totally blocked.
Souza, Ricardo Alexandre de; Oliveira, Cláudia Di Lorenzo; Lima-Costa, Maria Fernanda; Proietti, Fernando Augusto
2014-01-01
The objective of this study was to examine the association between individual satisfaction with social and physical surroundings and the habit of smoking cigarettes. Data from the Health Survey of Adults from the metropolitan area of Belo Horizonte, Minas Gerais, Brazil, were used. Based on a probability sample, participants (n = 12,299) were selected among residents aged 20 years old or more. The response variable was the smoking habit and the explanatory variable of interest was the neighborhood perception. Potential confounding variables included demographic characteristics, health behaviors and other indicators of socioeconomic position. The prevalence of current smokers, former smokers and never smokers were 20.8, 14.1 and 65.1%, respectively; 74.4 and 25.5% of the participants were categorized as being more satisfied and less satisfied with the neighborhood, respectively. Compared to those who never smoked, former smokers (adjusted odds ratio = 1.40, 95% confidence interval 1.20 - 1.62) and current smokers (adjusted odds ratio = 1.17, 95% confidence interval 1.03 - 1.34) were less satisfied with the neighborhood compared to those who never smoked. The results of this study indicate there is an independent association between the smoking habit and a less satisfying neighborhood perception in the metropolitan region of Belo Horizonte, which does not depend on individual characteristics, traditionally reported as being associated with smoking.
Sickness absence among health workers in belo horizonte, brazil.
Bassi, Iara; Assunção, Ada Ávila; Pimenta, Adriano Marçal; Benavides, Fernando G; Ubalde-Lopez, Monica
2016-05-25
To describe the prevalence of sickness absence and to analyze factors associated with the outcome according to gender in a sample of healthcare workers at the Belo Horizonte Health Department. This study was based on a Belo Horizonte Health Department survey carried out between September 2008 and January 2009. From a randomly selected sample of 2,205 workers, 1,808 agreed to participate. Workers were classified into Health Staff or Health Care. Other explanatory variables were social and demographic data, work characteristics, and personal health. The Poisson regression was applied to analyze factors associated with sickness absence by the prevalence ratio (PR). The overall prevalence of sickness absence was 31.5% (23.8% for men and 34.6% for women). In the final model, we found higher rates of sickness absence in both male and female workers involved in tasks with high psychosocial demands (PR=1.86 men; PR=1.38 women) and in those that reported using medication for treating chronic diseases (PR=1.96 men; PR=1.50 women). Women having a permanent job contract had a higher prevalence of sickness absence than those having a temporary job contract (PR=1.71). Our findings suggest a paradox in how healthcare is organized: good results in terms of its global objective of providing healthcare for citizens contrast with lack of effective measures for protecting healthcare workers.
NASA Astrophysics Data System (ADS)
Sawakuchi, H. O.; Bertassoli, D. J., Jr.; Silveira, A. M.; Bozi, B. S.; de Jesus, J. S.; Sawakuchi, A. O.; Ward, N. D.; Bastviken, D.; Krusche, A. V.; Richey, J. E.
2016-12-01
The Xingu River, one of the major tributary of the Amazon River, was recently impounded by the Belo Monte dam, a massive and controversial hydropower plant that will become the third biggest power station in generating capacity of the world. Given the limited data associated with greenhouse gas emissions from reservoirs in the Amazon basin, the impacts of hydroelectric expansion in this region to the global carbon budget remains unclear. Here, we used a bottom-up assessment to quantify a fraction of the possible emissions associated with the Belo Monte reservoir. Eighteen soil samples were collected before the impoundment from seven different locations and depths in areas that were going to be permanently flooded by the reservoir (forests and pasturelands). Soil samples were split in triplicates and incubated in anoxic conditions during two phases totaling 160 days of anoxic incubation in order to quantify the potential methane and carbon dioxide production through time. Our results showed that pasturelands soil presented higher potential production of both gases in relation to the soils from forested areas, reaching up to 0.072 mg CH4 g-¹d-1 and 0.078 mg CO2 g-¹d-1 during the first period of 65 days in the first phase of incubations. Significant differences in production were also noted through soil depth and time. In several areas, the first 15 cm of soil generated 99% of the methane volume that was being produced in the 60 cm sampled profile. The first 65 days of the second phase of incubations showed production that was 35% (CH4) and 44% (CO2) lower than the same period in the first stage. Extrapolations towards the total flooded area demonstrates that 27.3-43.3 ton CH4 d-1 may be generated from flooded soils in the Belo Monte reservoir during only the first several months of flooding, maintaining significant production rates during upcoming months as long as favorable conditions are maintained.
Insulin Resistance, IGFs and Energy Balance on the Risk of Breast Cancer
2005-09-01
50 epidemiologic studies have evaluated Nonsteroidal anti - inflammatory drugs the relationship between OC use and breast cancer risk. Combined OCs...contain ethyl estradiol and a pro- Nonsteroidal anti - inflammatory drugs ( NSAIDs ) gestin. The role of contraceptives in breast cancer risk are among the...arthritis. The term " NSAIDs " ap- Ultraviolet-A (UV-A) radiation from sunlight can plies to all "aspirin-like" drugs that are used clinically suppress
DOT National Transportation Integrated Search
2001-12-01
The objectives of this study were to evaluate the effects of aggregate gradation and polymer : modification on rutting and fatigue resistance of Superpave mixes. Asphalt mixes were prepared : using three different gradations (above, through, and belo...
Mandacaru, Polyana Maria Pimenta; Andrade, Ana Lucia; Rocha, Marli Souza; Aguiar, Fernanda Pinheiro; Nogueira, Maria Sueli M; Girodo, Anne Marielle; Pedrosa, Ana Amélia Galas; Oliveira, Vera Lídia Alves de; Alves, Marta Maria Malheiros; Paixão, Lúcia Maria Miana M; Malta, Deborah Carvalho; Silva, Marta Maria Alves; Morais Neto, Otaliba Libanio de
2017-09-01
Road traffic crashes (RTC) are an important public health problem, accounting for 1.2 million deaths per year worldwide. In Brazil, approximately 40,000 deaths caused by RTC occur every year, with different trends in the Federal Units. However, these figures may be even greater if health databases are linked to police records. In addition, the linkage procedure would make it possible to qualify information from the health and police databases, improving the quality of the data regarding underlying cause of death, cause of injury in hospital records, and injury severity. This study linked different data sources to measure the numbers of deaths and serious injuries and to estimate the percentage of corrections regarding the underlying cause of death, cause of injury, and the severity injury in victims in matched pairs from record linkage in five representative state capitals of the five macro-regions of Brazil. This cross-sectional, population-based study used data from the Hospital Information System (HIS), Mortality Information System (MIS), and Police Road Traffic database of Belo Horizonte, Campo Grande, Curitiba, Palmas, and Teresina, for the year 2013 for Teresina, and 2012 for the other capitals. RecLink III was used to perform probabilistic record linkage by identifying matched pairs to calculate the global correction percentage of the underlying cause of death, the circumstance that caused the road traffic injury, and the injury severity of the victims in the police database. There was a change in the cause of injury in the HIS, with an overall percentage of correction estimated at 24.4% for Belo Horizonte, 96.9% for Campo Grande, 100.0% for Palmas, and 33.2% for Teresina. The overall percentages of correction of the underlying cause of death in the MIS were 29.9%, 11.9%, 4.2%, and 33.5% for Belo Horizonte, Campo Grande, Curitiba, and Teresina, respectively. The correction of the classification of injury severity in police database were 100.0% for Belo Horizonte and Teresina, 48.0% for Campo Grande, and 51.4% for Palmas after linkage with hospital database. The linkage between mortality and police database found a percentage of correction of 29.5%, 52.3%, 4.4%, 74.3 and 72.9% for Belo Horizonte, Campo Grande, Palmas, Curitiba and Teresina, respectively in the police records. The results showed the importance of linking records of the health and police databases for estimating the quality of data on road traffic injuries and the victims in the five capital cities studied. The true causes of death and degrees of severity of the injuries caused by RTC are underestimated in the absence of integration of health and police databases. Thus, it is necessary to define national rules and standards of integration between health and traffic databases in national and state levels in Brazil. Copyright © 2017 Elsevier Ltd. All rights reserved.
Assessing gross motor development of Brazilian infants.
Gontijo, Ana Paula Bensemann; de Castro Magalhães, Lívia; Guerra, Miriam Queiroz Faria
2014-01-01
To determine whether the Alberta Infant Motor Scale (AIMS) requires reference values specific for Brazilian infants. A total of 660 (330 girls) healthy full-term infants from Belo Horizonte were assessed using the AIMS. Scores and percentile curves were compared with the Canadian reference values. Differences were found in the 5th percentile (9-<10 and 10-<11 months) and the 10th percentile (4-<5, 9-<10, and 10-<11 months) curves. No significant differences were found between sexes on the basis of the economic classification or the criteria of the Human Development Index. Primarily because of the corrections made to the 5th and 10th percentile curves, we recommend the use of the Brazilian infant data curves reported here for further studies conducted in Brazil. Because the Human Development Index of Belo Horizonte is similar to that for Brazil as a whole, the results of this study should be relevant for clinicians throughout Brazil.
Neves-Silva, Priscila; Prais, Fabiana Gomes; Silveira, Andréa Maria
2015-08-01
Even after the publication of Law 8213 in 1991, which established quotas for employing disabled persons, their inclusion in the workplace still presents a challenge for Brazilian society. In order to understand the main barriers that hamper this process a qualitative research study was conducted in the municipality of Belo Horizon-te. This study included interviews with important actors involved in the process of inclusion; and focus groups including disabled persons and members of their families. The main barriers encountered were: preconceived ideas and discrimination; family relationships; the Continuous Cash Benefit (BPC) program; the low level of qualifi-cation among disabled person; lack of access; and the unpreparedness of companies. It was concluded that drafting laws is not sufficient to guarantee inclusion in the labor market and that governments should implement public policies to assist in this process.
Lemos, D A N; Ferreira, B G A; Siqueira, J D P; Oliveira, M M; Ferreira, A M
2015-08-01
The objective of the present study was to characterise the floristic and phytosociological composition on a stretch of dense "Terra Firme" rainforest located in the Belo Monte hydroelectric plant area of influence, located in the state of Pará, Brazil. All trees with DAP >10 cm situated in 75 permanent plots of 1 ha were inventoried. 27,126 individuals trees (361 ind.ha-1), distributed in 59 botanical families, comprising 481 species were observed. The families with the largest number of species were Fabaceae (94), Araceae (65) and Arecaceae (43), comprising 43.7% of total species. The species Alexa grandiflora (4.41), Cenostigma tocantinum (2.50) and Bertholletia excelsa (2.28) showed the highest importance values (IV). The ten species with greater IV are concentrated (22%). The forest community has high species richness and can be classified as diverse age trees, heterogeneous and of medium conservation condition.
[Investigative police work in relation to youth homicides in Belo Horizonte].
Zilli, Luís Felipe; Vargas, Joana Domingues
2013-03-01
Over the course of the past 30 years, Brazil has experienced an exponential increase in its homicide rates, which is a problem that has been aggravated by the slaughter of young nonwhite, poor, males living in the shantytowns and communities. Given the complexity and the resurgence of the homicide phenomenon in Brazil, this article seeks to discuss some of the main effects that these trends have had on investigative police work. For this purpose, a long process of ethnographic research in six Specialized Homicide Police Units of Belo Horizonte (BH) was conducted between the years 2009 and 2010. During this period, researchers accompanied the daily routine of these units and conducted several in-depth interviews with investigators and civil police chiefs. Among the results, the mismatch between the increasing complexity of the homicide phenomenon and the legal procedures established for investigating the problem in BH should be stressed.
Gabler, Ilanna G.; Barbosa, Anne C.; Vilela, Raquel R.; Lyon, Sandra; Rosa, Carlos A.
2008-01-01
The objective of this study was to evaluate the incidence, anatomic localization and yeast species isolated from each clinical type of oral candidiasis. The clinical samples were obtained from 67 patients with AIDS with CD4 cell counts below 200 cells/mm3 and hospitalized in a public hospital (Eduardo de Menezes Hospital) in the city of Belo Horizonte, MG, Brazil. Yeasts were isolated using Chromagar® Candida. The results show that 50.7% of these patients had oral candidiasis. The pseudomembranous form was the most frequent clinical manifestation of oral candidiasis, followed by the erythematous and angular cheilite forms. The most common site of these clinical forms of oral candidiasis was the tongue. Candida albicans was the most common yeast species isolated from the lesions. However, other species were also found to be associated with these forms of oral candidiasis. PMID:19089255
Saraiva, Lara; Leite, Camila Gonçalves; de Carvalho, Luiz Otávio Alves; Andrade Filho, José Dilermando; de Menezes, Fernanda Carvalho; Fiúza, Vanessa de Oliveira Pires
2012-01-01
The aim of this paper is to report a brief history of control actions for Visceral Leishmaniasis (VL) from 2006 to 2010 in the Sanitary District (DS) of Venda Nova, Belo Horizonte, Minas Gerais, Brazil, focusing on the use of information systems and Geographic Information System (GIS) tools. The analyses showed that the use of an automated database allied with geoprocessing tools may favor control measures of VL, especially with regard to the evaluation of control actions carried out. Descriptive analyses of control measures allowed to evaluating that the information system and GIS tools promoted greater efficiency in making decisions and planning activities. These analyses also pointed to the necessity of new approaches to the control of VL in large urban centers. PMID:22518168
Silva, Luiz Sérgio; Assunção, Ada Ávila
2015-01-01
Drivers and conductors working in public transport are frequently exposed to inadequate working conditions and consequently to health problems relating to their work activities. This study investigates the relationship between the working conditions of drivers and conductors in the Metropolitan Region of Belo Horizonte and their perception of health-related quality of life. Health-related quality of life was measured in a sample of 1,607 public transport workers in the city of Belo Horizonte using the SF-12 (Medical Outcomes Study Short-Form General Health Survey). The presence and magnitude of independent associations between the SF-12 domains and the exposure variables were determined by means of odds ratios obtained through logistic regression. After adjustments, the PCS (Physical Component Score) was found to be negatively associated with the existence of breaks during the working day and positively associated with unavailability of technical resources for meeting needs. The MCS (Mental Component Score) was positively associated with being female, having two or more medical diagnoses of illnesses, absenteeism and recent episodes of aggression or threats, and feeling vibration in the whole body. The MCS was negatively associated with the practice of physical exercise. Both components were negatively associated with older age and positively associated with having a poor self-assessment of health. Exposure to a variety of risk factors while performing work worsened health-related quality of life. The results obtained may provide support for rethinking and guiding public policies directed towards metropolitan populations.
Zúñiga-González, Guillermo M; Gómez-Meda, Belinda C; Zamora-Perez, Ana L; Martínez-González, María A; Bautista-Bejarano, Miguel A; Patiño-Valenzuela, Sebastián; Armendáriz-Borunda, Juan; Lazalde-Ramos, Blanca P; Sánchez-Parada, María G; Gallegos-Arreola, Martha P
2016-12-01
Exposure to ultraviolet-A (UVA) light can accidentally cause adverse effects in the skin and eyes. UVA induces DNA damage directly by creating pyrimidine dimers or by the formation of reactive oxygen species that can indirectly affect DNA integrity. UVA radiation is emitted by lamps from everyday devices. In adult rats, micronucleated erythrocytes (MNE) are removed from the circulation by the spleen. However, in newborn rats, MNE have been observed in peripheral blood erythrocytes. The objective of this study was to use micronucleus tests to evaluate the DNA damage caused in newborn rats exposed to UVA light from three different types of UVA lamps obtained from commonly used devices: counterfeit detectors, insecticide devices, and equipment used to harden resins for artificial nails. Rat neonates were exposed to UVA lamps for 20min daily for 6days. The neonates were sampled every third day, and the numbers of MNE and micronucleated polychromatic erythrocytes (MNPCE) in the peripheral blood were determined. The rat neonates exposed to the three types of UVA lamps showed increased numbers of MNE and MNPCE from 48h to 144h (P<0.05 and P<0.001 respectively). However, no relationship was observed between the number of MNE and the wattage of the lamps. In conclusion, under these conditions, UVA light exposure induced an increase in MNE without causing any apparent damage to the skin. Copyright © 2016 Elsevier B.V. All rights reserved.
The absorption characteristics of the human cornea in ultraviolet-a crosslinking.
Koppen, Carina; Gobin, Laure; Tassignon, Marie-José
2010-03-01
With respect to the safety of ultraviolet-A (UVA) crosslinking for the corneal endothelium, an absorption coefficient is used that has been calculated in riboflavin soaked porcine corneas. We aim to validate this value for clinical use by measuring the absorption coefficient for UVA 365 nm in postmortem human corneas after instilling riboflavin on the corneal surface. Corneal thickness was measured in nine pairs of human donor eyes of which one eye was subjected to manual removal of the epithelium, whereas the epithelium of the fellow eye was left intact. Both eyes were instilled with riboflavin 0.1% in dextran 20% on the intact globe. After 20 min, the corneas were rinsed, and a corneoscleral button was trephined. The transmission of the cornea for UVA 365 nm was measured by transillumination, which allows calculation of the absorption coefficient. Measurement of average corneal thickness was 658.5 +/- 51.5 microm when the epithelium was removed, and 758.3 +/- 98.8 microm without epithelial removal. The average transmittance for UVA 365 nm was 12.89 +/- 4.10% with epithelial debridement and 28.52 +/- 4.39% without (P<0.05). The resultant average absorption coefficient is 32 +/- 5 cm when the epithelium is removed and 17 +/- 2 cm when it is left intact (P<0.05). Our results show an absorption coefficient for human corneas that is much lower than the values reported in the literature. This finding may be relevant when considering endothelial safety of the clinical crosslinking treatment.
Dantas, Raquel Batista; Oliveira, Graziella Lage; Silveira, Andréa Maria
2017-04-10
Adapt and evaluate the psychometric properties of the Vulnerability to Abuse Screening Scale to identify risk of domestic violence against older adults in Brazil. The instrument was adapted and validated in a sample of 151 older adults from a geriatric reference center in the municipality of Belo Horizonte, State of Minas Gerais, in 2014. We collected sociodemographic, clinical, and abuse-related information, and verified reliability by reproducibility in a sample of 55 older people, who underwent re-testing of the instrument seven days after the first application. Descriptive and comparative analyses were performed for all variables, with a significance level of 5%. The construct validity was analyzed by the principal components method with a tetrachoric correlation matrix, the reliability of the scale by the weighted Kappa (Kp) statistic, and the internal consistency by the Kuder-Richardson estimator formula 20 (KR-20). The average age of the participants was 72.1 years (DP = 6.96; 95%CI 70.94-73.17), with a maximum of 92 years, and they were predominantly female (76.2%; 95%CI 69.82-83.03). When analyzing the relationship between the scores of the Vulnerability to Abuse Screening Scale, categorized by presence (score > 3) or absence (score < 3) of vulnerability to abuse, with clinical and health conditions, we found statistically significant differences for self-perception of health (p = 0.002), depressive symptoms (p = 0.000), and presence of rheumatism (p = 0.003). There were no statistically significant differences between sexes. The Vulnerability to Abuse Screening Scale acceptably evaluated validity in the transcultural adaptation process, demonstrating dimensionality coherent with the original proposal (four factors). In the internal consistency analysis, the instrument presented good results (KR-20 = 0.69) and the reliability via reproducibility was considered excellent for the global scale (Kp = 0.92). The Vulnerability to Abuse Screening Scale proved to be a valid instrument with good psychometric capacity for screening domestic abuse against older adults in Brazil. Adaptar e avaliar as propriedades psicométricas da Escala Triagem de Vulnerabilidade ao Abuso (Vulnerability to Abuse Screening Scale - VASS) para identificar risco de violência doméstica contra idosos no Brasil. O instrumento foi adaptado e validado em uma amostra de 151 idosos de um centro de referência do idoso, do município de Belo Horizonte, MG, em 2014. Foram coletadas informações sociodemográficas, clínicas e relacionadas a abusos. A confiabilidade via reprodutibilidade foi verificada em uma amostra de 55 idosos, submetidos ao reteste do instrumento sete dias após a primeira aplicação. Foram realizadas análises descritivas e comparativas para todas as variáveis, com nível de significância de 5%. A validade de construto foi analisada pelo método de componentes principais com matriz de correlação tetracórica, a confiabilidade da escala pela estatística Kappa ponderado (Kp) e a consistência interna pelo estimador Kuder-Richardson fórmula 20 (KR-20). A idade média dos participantes foi 72,1 anos (DP = 6,96; IC95% 70,94-73,17), com máxima de 92 anos, e o sexo foi predominantemente feminino (76,2%; IC95% 69,82-83,03). Ao analisar a relação entre os escores da Escala Triagem de Vulnerabilidade ao Abuso, categorizados em presença (índice > 3) ou ausência (índice < 3) de vulnerabilidade para abuso, com condições clínicas e de saúde, encontramos diferenças estatisticamente significantes para autopercepção de saúde (p = 0,002), sintomas depressivos (p = 0,000) e presença de reumatismo (p = 0,003). Em relação ao sexo, não houve diferença estatisticamente significante. A Escala Triagem de Vulnerabilidade ao Abuso comportou-se de forma aceitável na avaliação da validade no processo de adaptação transcultural, demonstrando dimensionalidade coerente com a proposta original (quatro fatores). Na análise da consistência interna, o instrumento apresentou bons resultados (KR-20 = 0,69) e a confiabilidade via reprodutibilidade foi considerara excelente para a escala global (Kp = 0,92). A Escala Triagem de Vulnerabilidade ao Abuso mostra-se como instrumento válido e com boas capacidades psicométricas para o rastreio de abuso doméstico contra idosos no contexto brasileiro.
Volpe, Fernando Madalena; Ladeira, Roberto Marini; Fantoni, Rosely
2017-05-19
A zero tolerance alcohol restriction law was adopted in Brazil in 2008. In order to assess the effectiveness of this intervention, the present study compares specific mortality in 2 time series: 1980-2007 and 2008-2013. Data on mortality and population were gathered from official Brazilian Ministry of Health information systems. Segmented regression analyses were carried out separately for 3 major Brazilian capitals: Belo Horizonte, Rio de Janeiro, and São Paulo. In 2 cities (Belo Horizonte and Rio de Janeiro) there were no significant changes in mortality rate trends in 2 periods, 1980 to 2007 and 2008 to 2013, where the observed rates did not differ significantly from predicted rates. In São Paulo, a decreasing trend until 2007 unexpectedly assumed higher levels after implementation of the law. There is no evidence of reduced traffic-related mortality in the 3 major Brazilian capitals 5.5 years after the zero tolerance drinking and driving law was adopted.
Development and prevention of work related disorders in a sample of Brazilian violinists.
Lima, Ronise Costa; Pinheiro, Tarcísio Márcio Magalhães; Dias, Elizabeth Costa; de Andrade, Edson Queiroz
2015-06-05
The present study is part of a project designed to investigate the development of disorders related to the work of orchestra violinists. To describe and analyze the functional disorders of the musculoskeletal systems of violinists from the four orchestras in Belo Horizonte, Brazil. Analyses of musculoskeletal system disorders found in violinists from orchestras in Belo Horizonte, Brazil, were completed using a variety of approaches, including Occupational Therapy, Epidemiology and the Social Science methodologies. Participants sustained musculoskeletal disorders despite their common sense belief that musicians are generally healthier than other professional groups. The struggle for a better financial situation forced study participants to work harder, in a variety of work environments, increasing and diversifying their exposure to risk factors. Protective and preventive measures were scarce and in most cases these were only employed after the onset of musculoskeletal disorders. The use of inadequate strategies and the lack of appropriate options to deal with risk factors contributed to the maintenance of symptoms or the onset of health disorders.
Widespread presence of human-pathogenic E. bieneusi genotypes in chickens
USDA-ARS?s Scientific Manuscript database
A total of 151 fecal specimens from chickens were randomly collected from local markets in Uberlandia and Belo in the state of Minas Gerais, Brazil, to evaluate the presence of Enterocytozoon bieneusi by polymerase chain reaction (PCR). Enterocytozoon bieneusi was identified in 24 fecal samples (15....
Principals' Role and Public Primary Schools' Effectiveness in Four Latin American Cities
ERIC Educational Resources Information Center
Anderson, Joan B.
2008-01-01
This article examines the effectiveness of observable and quantifiable traits in and approaches of school principals in enhancing student achievement. Data were gathered on 2,048 fourth-grade students in 96 public primary schools in Leon, Mexico; Belo Horizonte, Brazil; Buenos Aires, Argentina; and Santiago, Chile. The UNESCO/ORELAC (United…
The U.S. Environmental Protection Agency (EPA) initiated the national PM2.5 Chemical Speciation Monitoring Network (CSN) in 2000 to support evaluation of long-term trends and to better quantify the impact of sources on particulate matter (PM) concentrations in the size range belo...
USDA-ARS?s Scientific Manuscript database
A total of 85 fecal samples from captive birds collected from October 2013 to September 2014 in Uberlândia and Belo Horizonte in the state of Minas Gerais (Brazil) were evaluated for the presence of Enterocytozoon bieneusi, Cryptosporidium, and Giardia by PCR. Of these, 3 birds were found positive f...
Castro, Camila Menezes Sabino de; Mambrini, Juliana Vaz de Melo; Sampaio, Rosana Ferreira; Macinko, James; Lima-Costa, Maria Fernanda
2015-08-01
Factors associated with paid work were examined in a probabilistic sample of 3,320 adults (50-69 years) in Greater Metropolitan Belo Horizonte, Minas Gerais State, Brazil. Prevalence of paid work was 62.8% in men and 35.8% in women. For both men and women, paid work was positively associated with schooling and negatively associated with self-rated health. The probability of having paid work was higher for single women and those who knew someone that had suffered discrimination at the workplace. For men, prevalence of paid work varied from 67.2% in those with ≥ 8 years of schooling and better self-rated health, as compared to 37.8% in those with less schooling and poor self-rated health (PR = 0.56; 95%CI: 0.37-0.87). In women, the corresponding prevalence rates were 42.1% and 3.6% (PR = 0.09; 95%CI: 0.03-0.26). For women with little schooling and poor self-rated health, the likelihood of having paid work was ten times lower than for their male counterparts.
Canabrava, Claudia Marques; Andrade, Eli Iôla Gurgel; Janones, Fúlvio Alves; Alves, Thiago Andrade; Cherchiglia, Mariangela Leal
2007-01-01
In Brazil, nonprofit or charitable organizations are the oldest and most traditional and institutionalized form of relationship between the third sector and the state. Despite the historical importance of charitable hospital care, little research has been done on the participation of the nonprofit sector in basic health care in the country. This article identifies and describes non-hospital nonprofit facilities providing systematically organized basic health care in Belo Horizonte, Minas Gerais, Brazil, in 2004. The research focused on the facilities registered with the National Council on Social Work, using computer-assisted telephone and semi-structured interviews. Identification and description of these organizations showed that the charitable segment of the third sector conducts organized and systematic basic health care services but is not recognized by the Unified National Health System as a potential partner, even though it receives referrals from basic government services. The study showed spatial and temporal overlapping of government and third-sector services in the same target population.
Mássimo, Erika de Azevedo Leitão; de Souza, Hercília Najara Ferreira; Freitas, Maria Imaculada de Fátima
2015-03-01
The dimension of choice and adherence to healthy lifestyles is in the area of social constructions made in representations of individuals and had not yet been included in the Surveillance of Risk and Protective Factors for Chronic Diseases by Telephone Survey (VIGITEL) analysis systems. This article aims to understand, in individual narratives, representations contained in the trajectories of people's lives selected from the 2010 VIGITEL sample, in Belo Horizonte, Minas Gerais. It is a qualitative study based on Social Representation Theory. Thirty in-depth and open interviews with subjects selected from the 2010 VIGITEL sample were conducted in Belo Horizonte in the State of Minas Gerais. The Structural Analysis of Narrative technique was used to reveal the content of speeches. Age and heredity representations related to NCDs are part of the spectrum of current scientific information. Learning from childhood onwards is the basis of care. The lack of comprehension of the pathophysiology of NCDs, and the depth of representations of illness and death related to communicable diseases, is partly responsible for the difficulty of preventing NCDs.
COMPLICATIONS RESULTING FROM THE USE OF METAL ANCHORS IN SHOULDER ARTHROSCOPY
Godinho, Glaydson Gomes; França, Flavio Oliveira; Alves Freitas, José Marcio; Aguiar, Paulo Nascimento; de Carvalho Leite, Marcelo
2015-01-01
To identify the complications concerning the use of metal anchors in shoulder arthroscopic procedures. Methods: 28 shoulders of 28 patients (23 male and 5 female) have been re-operated in the period between December 1997 and August 2007, at Hospital Ortopédico, Belo Horizonte Hospital and Military Police Hospital in Belo Horizonte, MG, as a result of complications such as loose anchors and prominent anchors. The primary surgeries intended to treat 20 anterior traumatic instabilities (71.5%), one posterior instability (3.5%), one slap injury (3.5%), six procedures for treating injuries on the rotator cuff (21.5%). We used the X-ray classification suggested by Samilson and Prieto and Outerbridge arthroscopic classification for assessing patients' degree of arthrosis. All patients were evaluated by the UCLA (University of California at Los Angeles) index criteria. Results: In all patients, arthroscopic reviews were made. In two cases, after anchors removal, clinical signs of instability were seen, leading to the decision of providing open stabilization by Latarjet-Patte technique. Conclusion: the complications with metallic-suture anchors result from inappropriate surgical techniques applied in arthroscopy. PMID:26998465
Andrade, Juliana M; Assunção, Ada A; Abreu, Mery N S
2017-04-21
Health personnel are key players in developing and improving healthcare systems, caring for individuals and their communities, and helping improve quality of life. However, these professionals are often exposed to long working hours because of the pressing need for their services at potentially any time of day. The long working hours they endure are a major risk factor for both acute and chronic health problems. The present study aimed to analyze occurrences of long working hours and their association with individual characteristics and employment factors among workers in the municipal healthcare system in Belo Horizonte, Brazil. In this cross-sectional study, a ramdomly selected proportional sample of 1549 participants was analyzed from among the total of 13 602 workers in the Belo Horizonte municipal healthcare system in 2009. "Long" working hours were defined as >44 h/week. A self-administered questionnaire was used for accumulating data. Associations with outcomes were estimated using logistic regression, in univariate and multivariate models. The rate of occurrence of long working hours was 31.4% (95% CI 29.1-33.7). Lower educational level (high school, technical, or uncompleted undergraduate [OR 0.60, 95% CI 0.47-0.78 p < 0.001], or elementary [OR 0.33, 95% CI 0.19-0.55 p < 0.001]) was associated with a lower likelihood of self-reporting long working hours in relation to the group with the highest educational level (completed undergraduate or postgraduate). Male sex (OR 1.62, 95% CI 1.26-2.09 p < 0.001), having children (PR 1.54, 95% CI 1.20-1.97 p = 0.001), and being in the healthcare provider group (OR 1.82, 95% CI 1.40-2.35 p < 0.001) were factors associated with greater likelihood of long working hours. It was observed that number of long weekly working hours was related to individual characteristics and employment factors.
Contrasting Stories of Inclusion/Exclusion in the Chemistry Classroom
ERIC Educational Resources Information Center
Gomes, Maria de Fatima Cardoso; Mortimer, Eduardo F.; Kelly, Gregory J.
2011-01-01
This article reports on the construction process of inclusion/exclusion for high school chemistry students in two schools in Belo Horizonte, the capital of Minas Gerais State, Brazil. We examined the interactional accomplishment of inclusion/exclusion of four students, two from a private school and two from a public school. The aim of this article…
19 CFR 103.1 - Public reading rooms.
Code of Federal Regulations, 2012 CFR
2012-04-01
... 19 Customs Duties 1 2012-04-01 2012-04-01 false Public reading rooms. 103.1 Section 103.1 Customs Duties U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY AVAILABILITY OF INFORMATION Production of Documents/Disclosure of Information Under the FOIA § 103.1 Public reading rooms. Each office listed belo...
19 CFR 103.1 - Public reading rooms.
Code of Federal Regulations, 2011 CFR
2011-04-01
... 19 Customs Duties 1 2011-04-01 2011-04-01 false Public reading rooms. 103.1 Section 103.1 Customs Duties U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY AVAILABILITY OF INFORMATION Production of Documents/Disclosure of Information Under the FOIA § 103.1 Public reading rooms. Each office listed belo...
19 CFR 103.1 - Public reading rooms.
Code of Federal Regulations, 2013 CFR
2013-04-01
... 19 Customs Duties 1 2013-04-01 2013-04-01 false Public reading rooms. 103.1 Section 103.1 Customs Duties U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY AVAILABILITY OF INFORMATION Production of Documents/Disclosure of Information Under the FOIA § 103.1 Public reading rooms. Each office listed belo...
19 CFR 103.1 - Public reading rooms.
Code of Federal Regulations, 2014 CFR
2014-04-01
... 19 Customs Duties 1 2014-04-01 2014-04-01 false Public reading rooms. 103.1 Section 103.1 Customs Duties U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY AVAILABILITY OF INFORMATION Production of Documents/Disclosure of Information Under the FOIA § 103.1 Public reading rooms. Each office listed belo...
Classification of fecal contamination on leafy greens by hyperspectral imaging
NASA Astrophysics Data System (ADS)
Yang, Chun-Chieh; Jun, Won; Kim, Moon S.; Chao, Kaunglin; Kang, Sukwon; Chan, Diane E.; Lefcourt, Alan
2010-04-01
This paper reported the development of hyperspectral fluorescence imaging system using ultraviolet-A excitation (320-400 nm) for detection of bovine fecal contaminants on the abaxial and adaxial surfaces of romaine lettuce and baby spinach leaves. Six spots of fecal contamination were applied to each of 40 lettuce and 40 spinach leaves. In this study, the wavebands at 666 nm and 680 nm were selected by the correlation analysis. The two-band ratio, 666 nm / 680 nm, of fluorescence intensity was used to differentiate the contaminated spots from uncontaminated leaf area. The proposed method could accurately detect all of the contaminated spots.
ERIC Educational Resources Information Center
Bandeira de Melo, Gilberto C.; Pinto, Joana Darc da Silva
In this work a tentative approach is described, with the intent of an optimized insertion of the environmental contents in engineering courses, using the existing disciplines, and with a minimal, if any, increase of the disciplines related to environmental protection. The disciplines are firstly classified with regard to the environmental issues…
ERIC Educational Resources Information Center
Diversi, Marcelo; Moreira, Claudio
2012-01-01
Together, we the authors, wonder, write, imagine, suffer, and criticize the support of the Belo Monte Monster Dam in the Rio Xingu, in the heart of the Amazon, by two of our personal heroes and fellow Brazilians: Lula, former president and iconic founder of the Workers' Party, and, Dilma Rousseff, our presidenta guerilheira. Using our…
Structure and agency in development-induced forced migration: the case of Brazil’s Belo Monte Dam
2017-01-01
This paper examines how structure and agency interact to shape forced migration outcomes. Specifically, I ask how structural factors such as compensation policies as well as social, financial, and human capital may either foster or constrain migration aspirations and capabilities. I use longitudinal, semi-structured interview data to study forced migration among farmers displaced by the Belo Monte Dam in the Brazilian Amazon. Results from baseline interviews indicate that nearly all community members aspired to purchase rural land in the region and maintain livelihoods as cacao farmers or cattle ranchers. Constraints limiting the ability to attain aspirations included strict requirements on land titles for properties, delays in receiving compensation, rising land prices, and the lack of power to negotiate for better compensation. Despite these constraints, most migrants succeeded in attaining aspirations, as they were able to mobilize resources such as social networks, financial capital, skills, and knowledge. These findings highlight the importance of considering the relationship between structure and agency within forced migration research. I conclude by discussing how the findings may inform resettlement policies for future cases of development- or environment-induced forced migration. PMID:28298745
Bento, Isabel Cristina; Esteves, Juliana Maria de Melo; França, Thaís Elias
2015-08-01
A cross-sectional qualitative study was conducted to establish the perceptions of 77 guardians of preschool children enrolled in a Child Day Care Center in Belo Horizonte/Minas Gerais State, regarding what is a healthy diet and the difficulties faced in having a healthy diet. The instrument used was a pretested semi-structured questionnaire containing leading questions obtained in face-to-face interviews. For data analysis, the Collective Subject Discourse technique was used, which elicited data organization of a verbal nature. It was revealed that the guardians have a notion of what healthy diet is, however their answers implied inadequate eating habits. They attributed insufficient financial resources, lack of time and ingrained eating habits as being the main difficulties in having a healthy diet. These three difficulties are the reasons given by some guardians who do not believe they have a healthy diet. The conclusion drawn is that the guardians need to have a better diet, because their eating habits influence their children's eating habits. These findings revealed the need for food and nutrition education strategies to enable the guardians to recognize and have a healthy diet.
Factors associated with job satisfaction among public-sector physicians in Belo Horizonte, Brazil.
Ribeiro, Rafael Brito Nery; Assunção, Ada Avila; de Araújo, Tânia Maria
2014-01-01
Evidence indicates an association between job satisfaction and illness among physicians. There are also negative consequences of physician dissatisfaction on the quality of medical services. With this in view, a cross-sectional study of a stratified random sample of physicians (n = 266) was conducted in the municipal public health care system in Belo Horizonte, Brazil. Participants answered a questionnaire about job satisfaction, sociodemographic and lifestyle characteristics, work and employment conditions, and health status. Of the 232 respondents, 150 (64.94%) declared themselves satisfied with the work, with no significant difference between male and female physicians (66.4% vs. 64.2%; p = 0.74). The number of physicians satisfied with their work was significantly higher among those who experienced a high level of social support at work (p < 0.01) and was significantly lower among those working under high-strain conditions (p = 0.01) and those who screened positive for the presence of common mental disorders (p < 0.01). These findings suggest that policies to promote social support and mental health in the workplace, as well as the implementation of strategies to increase physicians' control over their work activities, can have a positive effect on the job satisfaction of these professionals.
Teaching astronomy mediated by information and communication technologies: a preliminary approach
NASA Astrophysics Data System (ADS)
Rosa, R. H. L.; Voelzke, M. R.
2014-08-01
O presente trabalho é parte preliminar de um estudo mais amplo em nível de doutorado sobre o ensino de astronomia mediado pelas tecnologias da informação e comunicação, utilizando dispositivos compactos, móveis e pessoais. Este estudo também faz parte do projeto institucional do CEFETMG sobre ambientes diversificados de aprendizagem sob fomento da agência estadual FAPEMIG (Fundação de Amparo à Pesquisa do Estado de Minas Gerais). Esta apresentação aborda o resultado das concepções prévias de estudantes em relação a conhecimentos básicos de astronomia, ligados à percepção e observação direta do céu. Três turmas de estudantes de 1ª série e uma turma de 3ª série do ensino integrado médio técnico da Educação Básica, Técnica e Tecnológica (EBTT) do CEFETMG Campus II - Belo Horizonte/MG foram submetidas a uma avaliação prévia através de questionário estruturado. Este questionário foi elaborado de forma a abordar a percepção dos estudantes em relação aos recursos gráficos (figuras e desenhos) representativos de conhecimentos básicos de astronomia, comuns em livros didáticos. Após a análise dos resultados desta avaliação, organizou-se uma estratégia de intervenção didática em sala de aula sobre o conteúdo de astronomia, utilizando-se de recursos de mediação baseados nas tecnologias da informação e comunicação. Os temas selecionados para esta estratégia didática foram relacionados aos assuntos básicos de astronomia em que ocorreu maior nível de desconhecimento dos estudantes. Os estudantes foram submetidos a avaliação posterior elaborada com os mesmos pressupostos da avaliação prévia. A análise dos resultados foi realizada a partir dos pressupostos da aprendizagem significativa (Ausubel; Novak e Hanesian, 1983). O ensino de astronomia por mediação das tecnologias da informação e comunicação indica uma alternativa preliminar aos trabalhos de campo usuais orientados na prática escolar, tais como, visita a planetários e a observatórios. Os estudantes ficaram muito sensibilizados pela possibilidade de percepção do céu em tempo real e à luz do dia dentro da sala de aula no contexto escolar. Os resultados deste levantamento preliminar indicam que os níveis de ensino fundamental e médio não foram capazes de internalizar conhecimentos básicos de astronomia, a despeito das orientações específicas contidas nos documentos oficiais da educação básica brasileira (Brasil, 1997 e 2000). Os estudantes pesquisados apresentaram conhecimentos e concepções rudimentares sobre o tema astronomia básica, indicando a ausência de abordagem do tema astronomia, tampouco de observação direta do céu em trabalhos de campo escolares na educação básica. Finalmente, esta abordagem didática suscitou nos estudantes grande interesse para futuros trabalhos de observação de campo. D.P. Ausubel; J.D. Novak; H. Hanesian. Psicología Educativa: un punto de vista cognoscitivo. México: Trillas, 1983. BRASIL. Secretaria de Educação Básica. Parâmetros Curriculares Nacionais: Ensino Fundamental (PCN), 1997, e Ensino Médio (PCNEM), 2000. Brasília. MEC/SEB.
An Assessment of Cultural Resources in Cochiti Reservoir.
1975-11-01
cultural Resource Managmnt Central New blexico, Archaic, Anasazi, Hispanic D. Uzmlassified 246 Unrestricte8i4rvd* Wfowrq LrV AN ASSESSMENT OF CULTURAL...discussed belo. B. Approaches The explanatory approach taken in this analysis will focus upon Isolating relationships between human cultural behavior...be used to explain precisely the dynmic relationship which pertains between human behavior and the environment. Such research has, however, resulted
Worldwide Report: Epidemiology. No. 326
1983-08-02
de Dios . In Lima, about 200 persons are receiving outpatient treatment, Jose Neyra Ramirez, president of the Advisory Committee for Hansen’s Disease...Construction and Related Industries Engineering and Equipment Consumer Goods and Domestic Trade Machine Tools and Metal -Working Equipment Economic...Narayanganj 1 BRAZIL Infant Mortality Rate Fourth Highest in Latin America (0 ESTADO DE SAO PAULO, 23 Jun 83) . 3 Briefs Hepatitis in Belo
ERIC Educational Resources Information Center
Ansara, Soraia
2015-01-01
This article refers to a research on the political memory of the military dictatorship in Brazil, held in three Brazilian cities (Belo Horizonte, Curitiba and São Paulo) in which we analyzed the social and psychopolitical impacts caused by the dictatorship as well as the redemocratization process in building the political memory of community and…
[Incidence and risk factors for congenital syphilis in Belo Horizonte, Minas Gerais, 2001-2008].
Lima, Marina Guimarães; Santos, Rejane Ferreira Reis dos; Barbosa, Guilherme José Antonini; Ribeiro, Guilherme de Sousa
2013-02-01
Congenital syphilis continues to be a public health problem in Brazil. The scope of this study is to describe the trends in the incidence of congenital syphilis in Belo Horizonte between 2001 and 2008 and determine risk factors associated with disease diagnosis. Data on cases of congenital syphilis and on the population of live births were obtained from the National Notifiable Diseases Information System (SINAN) and from the National Live Birth Information System (SINASC), respectively. Multivariate logistic regression analysis used the population of live births as the reference group to identify independent risk factors for congenital syphilis. The annual incidence of congenital syphilis revealed a rising trend from 0.9 to 1.6 cases per 1,000 live births between 2001 and 2008. Independent risk factors for congenital syphilis included: maternal schooling <8 years (OR: 1,3; 95% CI: 1,2-1,4); black or mixed maternal race (2,1; 1,5-2,8) and lack of antenatal care (11,4; 8,5-15,4). The strong association between the lack of antenatal care and congenital syphilis indicates that universalization of antenatal care is critical for the control of congenital syphilis. The effective control of the disease in Brazil will depend on actions to reduce social inequities in health.
Assessment of work-related accidents associated with waste handling in Belo Horizonte (Brazil).
Mol, Marcos Pg; Pereira, Amanda F; Greco, Dirceu B; Cairncross, Sandy; Heller, Leo
2017-10-01
As more urban solid waste is generated, managing it becomes ever more challenging and the potential impacts on the environment and human health also become greater. Handling waste - including collection, treatment and final disposal - entails risks of work accidents. This article assesses the perception of waste management workers regarding work-related accidents in domestic and health service contexts in Belo Horizonte, Brazil. These perceptions are compared with national data from the Ministry of Social Security on accidents involving workers in solid waste management. A high proportion of accidents involves cuts and puncture injuries; 53.9% among workers exposed to domestic waste and 75% among those exposed to health service waste. Muscular lesions and fractures accounted for 25.7% and 12.5% of accidents, respectively. Data from the Ministry of Social Security diverge from the local survey results, presumably owing to under-reporting, which is frequent in this sector. Greater commitment is needed from managers and supervisory entities to ensure that effective measures are taken to protect workers' health and quality of life. Moreover, workers should defend their right to demand an accurate registry of accidents to complement monitoring performed by health professionals trained in risk identification. This would contribute to the improved recovery of injured workers and would require managers in waste management to prepare effective preventive action.
Mitre, Sandra Minardi; Andrade, Eli Iola Gurgel; Cotta, Rosângela Minardi Mitre
2013-07-01
The rehabilitation centers have emerged and become legitimized in the biomedical model, which from the implementation of attendance, namely the operational guidelines of the national policy of humanization in care and management of the Unified Health System (SUS), have been seeking changes to ensure humanized access and the resolution of health problems. The aim of this study was to analyze the attendance in Rehabilitation Centers of Reference (CCR) of SUS in Belo Horizonte (MG), from the perspectives of professionals and patients. Using a qualitative approach, the research was carried out from August 9 to December 27, 2010, in three CRRs. For data collection, focus groups were conducted with 21 professionals and interviews with 30 patients. This study showed that the current biomedical model in the view of professionals restricts its activities in attendance, limiting the participation and autonomy of patients. The attendance has led to reflections and questions when broadening the vision and governability of the teams. The results reveal the need to equip teams for the construction of innovative practices through ongoing education and the creation of protected spaces for reflection and discussion.
Sobrinho, Fernanda Martins; Silva, Yara Cardoso; Abreu, Mery Natali Silva; Pereira, Simone Cardoso Lisboa; Dias Júnior, Cláudio Santiago
2014-05-01
The scope of this study is to evaluate the condition of household food and nutrition (in)security (IAN) of the users of low-budget restaurants in Belo Horizonte (BH). This is an analytical cross-sectional study carried out on all low-budget restaurants and cafeteria in BH with a sample of 1613 users. The IAN was assessed using the Brazilian Food Insecurity Scale and cross-checked with the socioeconomic profile of the users. The Chisquare and Mann-Whitney tests were applied. All p-value < 0.25 variables were included in the multivariate analysis. The groups most exposed to IAN among users of low-budget restaurants are those with a lower socioeconomic level and per capita income class and those with a large number of residents in the household. Also affected are those who admit to having different kinds of wants and needs, and those for whom price and living alone are the main reasons for frequenting low-budget restaurants. The factors affecting the IAN are varied and multifactorial, thus representing a major challenge for public policy makers and for those who live directly with these dietary restrictions. The low-budget restaurants serve as a strategy for promoting healthy eating habits.
Work ability and stress in a bus transportation company in Belo Horizonte, Brazil.
Sampaio, Rosana Ferreira; Coelho, Cecília Martins; Barbosa, Fábio Bonfim; Mancini, Marisa Cotta; Parreira, Verônica Franco
2009-01-01
Demographic, occupational and psychosocial characteristics affect the health and occupational performance of workers. The objective of the present study was to elaborate a profile of the work ability and factors that affect it in a bus transportation company in Belo Horizonte, Brazil. The instruments used included a socio-demographic and occupational questionnaire, the Work Ability Index and the Job Stress Scale. Demographic information revealed that 85.7% of the 126 employees of the company were active workers, 98% were males, with an average of 39 years of age (SD= 10) and 79 months working in the company (SD= 68); more than half reported having a low schooling level. In terms of personal habits, 88% were exposed to one or more risk factors, especially a sedentary lifestyle. The average strain value (as a consequence of stress) was 0.78 (SD= 0.2) and 75.3% reported episodes of violence at the workplace. The work ability was good to excellent among 89% of the workers. Results from the logistic regression analysis showed that strain was the only significant variable in relation to the Work Ability Index, (estimated odds ratio of 0.02). The results suggest that psychosocial factors presented the greatest association with work ability, and preventive and/or corrective measures should be implemented.
Sousa, Caissa Veloso E; Mesquita, Jose Marcos Carvalho de; Lara, José Edson
2013-11-01
The scope of this study is to identify the factors that influence the consumer's decision when buying medicine. Prior to the Generics Act (Lei dos Genéricos), consumers had at their disposal two product purchase options in the private market, namely buying a reference drug and a similar one. Generic drugs are part of a public policy which was intended to broaden access to medication by the general population at more accessible costs, while maintaining the same quality as the reference drug, as ensured by bioequivalence tests from the national health surveillance agency ANVISA. Nevertheless, a question arises as to whether the potential consumer knows the difference between generic, similar and reference drugs, especially when taking into account the decision at the moment of purchase. In order to fulfill the proposed objective, a survey was conducted with 403 residents in Belo Horizonte, Brazil. The data gathered was tabulated and analyzed using factor analysis and crosstab. The results made it possible to infer that there is a strong predisposition among consumers to accept the suggestions of the pharmacists and/or salesman, and a significant portion of the population is confused at the moment of purchase.
Monaghan, Chris; McIlvenna, Luke C; Liddle, Luke; Burleigh, Mia; Weller, Richard B; Fernandez, Bernadette O; Feelisch, Martin; Muggeridge, David J; Easton, Chris
2018-05-01
The present study investigated different doses of ultraviolet-A (UV-A) light on plasma nitric oxide metabolites and cardiorespiratory variables. Ten healthy male participants completed three experimental conditions, 7 days apart. Participants were exposed to no light (CON); 10 J cm 2 (15 min) of UV-A light (UVA10) and 20 J cm 2 (30 min) of UV-A light (UVA20) in a randomized order. Plasma nitrite [NO 2 - ] and nitrate [NO 3 - ] concentrations, blood pressure (BP), and heart rate (HR) were recorded before, immediately after exposure and 30 min post-exposure. Whole body oxygen utilization ([Formula: see text]), resting metabolic rate (RMR) and skin temperature were recorded continuously. None of the measured parameters changed significantly during CON (all P > 0.05). [Formula: see text] and RMR were significantly reduced immediately after UVA10 (P < 0.05) despite no change in plasma [NO 2 - ] (P > 0.05). Immediately after exposure to UVA20, plasma [NO 2 - ] was higher (P = 0.014) and [Formula: see text] and RMR tended to be lower compared to baseline (P = 0.06). There were no differences in [NO 2 - ] or [Formula: see text] at the 30 min time point in any condition. UV-A exposure did not alter systolic BP, diastolic BP or MAP (all P > 0.05). UV-A light did not alter plasma [NO 3 - ] at any time point (all P > 0.05). This study demonstrates that a UV-A dose of 20 J cm 2 is necessary to increase plasma [NO 2 - ] although a smaller dose is capable of reducing [Formula: see text] and RMR at rest. Exposure to UV-A did not significantly reduce BP in this cohort of healthy adults. These data suggest that exposure to sunlight has a meaningful acute impact on metabolic function.
Lower Colorado River Proposed General Permit Main Report and Final Environmental Impact Statement.
1982-04-01
developed in two phases. Phase I consisted of the compilation of a data base establishing pertinent environmental parameters and inventorying resources...The result of Phase 1 investigations was a document entitled "Preliminary Enviornmental Resources Inventory Report (PERIR), Vols. I and II", dated...upstream just belo-1arker Dam, and river access is limited. Further, fewer pleasure boaters and water skiers are present. For these reasons, fishing is more
ERIC Educational Resources Information Center
Lobo de Rezende, Luisa Andrade
2009-01-01
The Federal University of Minas Gerais (Universidade Federal de Minas Gerais-UFMG), located in the city of Belo Horizonte in Brazil, has been a committed partner of indigenous communities since 1996. This partnership began with the creation of spaces intended to elaborate and transform the traditional wisdom of these communities in favour of their…
Photosynthetic carbon reduction by seagrasses exposed to ultraviolet A radiation
NASA Technical Reports Server (NTRS)
1979-01-01
The seagrasses Halophila engelmannii, Halodule wrightii, and Syringodium filiforme were examined for their intrinsic sensitivity to ultraviolet-A-UV-A and ultraviolet-B-UV-B radiation. The effect of UV-A on photosynthetically active radiation (PAR) was also determined. Ultraviolet-A and ultraviolet-B were studied with emphasis on the greater respective environmental consequence in terms of seagrass distribution and abundance. Results indicate that an intrinsic sensitivity to UV-A alone is apparent only in Halophila, while net photosynthesis in Halodule and Syringodium seems unaffected by the level of UV-A provided. The sensitivity of Halophila to UV-A in the absense of (PAR) indicates that the photosynthetic reaction does not need to be in operation for damage to occur. Other significant results are reported.
Bibliographic Index of Soviet Military Books, 1970-1974.
1984-01-31
Countries. These include the nations of Eastern Europe and other socialist states such as Cuba, Mongolia and Vietnam. Despite the rift between the Soviet...Everyday Life of the Belo- russian Red Banner.(Belorusskiy Voyennyy Okrug. Budni Belorusskogo Kra - noznamennogo)2nd ed. Polit Admin Red Banner Belorussian...C(,W,Nauka,1970. 773p. 30,000 3r.70k. 70-05598 ,078.’ Liberation of Southeast and Central Europe by Troops of the -.ii and ird Ukrainian Fronts
2014-06-12
ISS040-E-010458 (12 June 2014) --- Early morning of June 12, one of the Expedition 40 crew members aboard the International Space Station took this picture of Brazil, site of the 2014 World Cup soccer matches, which start this week. Sao Paulo is the large cluster of night lights near the coast on the right side of the frame. Rio de Janeiro is the coastal city to the left of Sao Paulo. Belo Horizonte is the cluster of lights near frame center.
da Silva, Thais Almeida Marques; Gomes, Luciana Inácia; Oliveira, Edward; Coura-Vital, Wendel; Silva, Letícia de Azevedo; Pais, Fabiano Sviatopolk-Mirsky; Ker, Henrique Gama; Reis, Alexandre Barbosa; Rabello, Ana; Carneiro, Mariangela
2015-04-15
Certain municipalities in the Belo Horizonte Metropolitan Area (BHMA), Minas Gerais, Brazil, have the highest human visceral leishmaniasis (VL) mortality rates in the country and also demonstrate high canine seropositivity. In Brazil, the etiologic agent of VL is Leishmania (Leishmania) infantum. The aim of this study was to evaluate the intraspecific genetic variability of parasites from humans and from dogs with different clinical forms of VL in five municipalities of BHMA using PCR-RFLP and two target genes: kinetoplast DNA (kDNA) and gp63. In total, 45 samples of DNA extracted from clinical samples (n = 35) or L. infantum culture (n = 10) were evaluated. These samples originated from three groups: adults (with or without Leishmania/HIV co-infection; n = 14), children (n = 18) and dogs (n = 13). The samples were amplified for the kDNA target using the MC1 and MC2 primers (447 bp), while the Sg1 and Sg2 (1330 bp) primers were used for the gp63 glycoprotein target gene. The restriction enzyme patterns of all the samples tested were monomorphic. These findings reveal a high degree of genetic homogeneity for the evaluated gene targets among L. infantum samples isolated from different hosts and representing different clinical forms of VL in the municipalities of BHMA studied.
Rocha, Daniela da Silva; Capanema, Flávio Diniz; Netto, Michele Pereira; de Almeida, Carlos Alberto Nogueira; Franceschini, Sylvia do Carmo Castro; Lamounier, Joel Alves
2011-12-01
Because of the high prevalence of iron-deficiency anemia in Brazil, individual control measures tend to be ineffective, and fortification of foods with iron is considered the most effective method to fight anemia. To evaluate the effectiveness of fortification of drinking water with iron and vitamin C in the reduction of anemia in children in day-care centers in Belo Horizonte, Brazil. This before-and-after study evaluated 318 children aged 6 to 74 months. Identification data and data on socioeconomic variables were collected; anthropometric and biochemical measurements were performed before and after 5 months of fortification of water with 5 mg of elemental iron and 50 mg of ascorbic acid per liter. The fortified water was used for drinking and cooking at the day-care center. Wilcoxon's nonparametric test was used to evaluate the differences in continuous variables, and McNemar's test was used to compare the prevalence rates of anemia. The prevalence of anemia decreased significantly from 29.3% before fortification to 7.9% at the end of the study, with a significant increase in hemoglobin levels. Reductions in the prevalence rates of stunting and underweight were observed. Fortification of water with iron and vitamin C significantly reduced the prevalence of anemia and improved nutritional status among children attending day-care centers.
Schallig, Henk D F H; da Silva, Eduardo S; van der Meide, Wendy F; Schoone, Gerard J; Gontijo, Celia M F
2007-01-01
Identification of the zoonotic reservoir is important for leishmaniasis control program. A number of (wild) animal species may serve as reservoir hosts, including the opossum Didelphis marsupialis. A survey carried out in Didelphis specimens (n = 111) from the metropolitan region of Belo Horizonte, an important focus of human leishmaniasis in Brazil, is reported. All animals were serologically tested with indirect fluorescence antibody test (IFAT) and direct agglutination tests (DAT) based on L. (L.) donovani or L. (V.) braziliensis antigen. A sub-population (n = 20) was analyzed with polymerase chain reaction (PCR) for the presence of Leishmania-specific DNA. For species identification, PCR-positive samples were subjected to restriction enzyme fragment polymorphism (RFLP) analysis. Depending on the sero-diagnostic test employed, the sero-prevalence varied between 8.1% (9/111 animals positive with DAT test based on L. braziliensis antigen) and 21.6% (24/111 animals positive with IFAT). Five out of 20 samples analyzed with PCR tested positive for the presence of Leishmania-specific DNA. RFLP analysis revealed that two samples contained L. braziliensis complex DNA, one contained L. donovani complex DNA, and two samples could not be typed with the methodology used. These data suggest a potential role for the opossum as a reservoir host for zoonotic leishmaniasis in the region.
Fernandes, Amanda Paula; Andrade, Amanda Cristina de Souza; Ramos, Cynthia Graciane Carvalho; Friche, Amélia Augusta de Lima; Dias, Maria Angélica de Salles; Xavier, César Coelho; Proietti, Fernando Augusto; Caiaffa, Waleska Teixeira
2015-11-01
This study analyzed leisure-time physical activity among 1,621 adults who were non-users of the Academias da Cidade Program in Belo Horizonte, Minas Gerais State, Brazil, but who lived in the vicinity of a fitness center in operation (exposed Group I) or in the vicinity of two sites reserved for future installation of centers (control Groups II and III). The dependent variable was leisure-time physical activity, and linear distance from the households to the fitness centers was the exposure variable, categorized in radial buffers: < 500m; 500-1,000m; and 1,000-1,500m. Binary logistic regression was performed with the Generalized Estimation Equations method. Residents living within < 500m of the fitness center gave better ratings to the physical environment when compared to those living in the 1,000 and 1,500m buffers and showed higher odds of leisure-time physical activity (OR = 1.16; 95%CI: 1.03-1.30), independently of socio-demographic factors; the same was not observed in the control groups (II and III). The findings suggests the program's potential for influencing physical activity in the population living closer to the fitness center and thus provide a strategic alternative for mitigating inequalities in leisure-time physical activity.
Lages, Annelisa Santos; França, Elisabeth Barboza; Freitas, Maria Imaculada de Fátima
2013-06-01
According to the Vaccine Coverage Survey, performed in 2007, the immunization coverage against hepatitis B in Belo Horizonte, for infants under one year old, was below the level proposed by the Brazilian National Program of Immunization. This vaccine was used as basis for evaluating the involvement of health professionals in the process of vaccination in two Basic Health Units (UBS, acronym in Portuguese) in the city. This study is qualitative and uses the notions of Social Representations Theory and the method of Structural Analysis of Narrative to carry out the interviews and data analysis. The results show flaws related to controlling and use of the mirror card and the parent orientation, and also the monitoring of vaccination coverage (VC) and use of VC data as input for planning health actions. It was observed that the working process in the UBS is focused on routine tasks, with low creativity of the professionals, which includes representations that maintain strong tendency to value activities focused on the health of individuals to the detriment of public health actions. In conclusion, the vaccination process fault can be overcome with a greater appreciation of everyday actions and with a much better use of local information about vaccination, and some necessary adjustments within the UBS to improve public health actions.
Morita, Akimichi; Werfel, Thomas; Stege, Helger; Ahrens, Constanze; Karmann, Karin; Grewe, Markus; Grether-Beck, Susanne; Ruzicka, Thomas; Kapp, Alexander; Klotz, Lars-Oliver; Sies, Helmut; Krutmann, Jean
1997-01-01
Ultraviolet A (UVA) irradiation is effectively used to treat patients with atopic dermatitis and other T cell mediated, inflammatory skin diseases. In the present study, successful phototherapy of atopic dermatitis was found to result from UVA radiation-induced apoptosis in skin-infiltrating T helper cells, leading to T cell depletion from eczematous skin. In vitro, UVA radiation-induced human T helper cell apoptosis was mediated through the FAS/FAS-ligand system, which was activated in irradiated T cells as a consequence of singlet oxygen generation. These studies demonstrate that singlet oxygen is a potent trigger for the induction of human T cell apoptosis. They also identify singlet oxygen generation as a fundamental mechanism of action operative in phototherapy. PMID:9362536
Issues Regarding the Future Application of Autonomous Systems to Command and Control (C2)
2015-06-01
working with Lockheed Martin to build a fleet of land and air drones to deliver cars and even containers of soldiers[OG13]. 5.3.4 Space Deep Space 1...Orlando Belo. Autonomous forex trading agents. In Petra Perner, editor, Advances in Data Mining. Medical Applications, E- Commerce, Marketing, and...http://pando.com/2013/04/02/ want-to-take-on-wall-street-quantopians-algorithmic-trading- platform-now-accepts-outside-data-sets/. CC05. Martin
[Juvenile retinoschisis: case report].
Cunha, Aline Amaral Fulgêncio da; Picanço, Bruno Carvalho; Almeida, Grazziella Acácio e; Rodrigues, Nara Helena Teixeira; Rocha, Guilherme Mourão Soares da
2008-01-01
We report a 30-year-old patient presenting a non-conclusive diagnosis of low progressive visual acuity for 8 years. A cystoid maculopathy (stellate striation) was observed in both eyes after a complete ophthalmologic examination performed in the emergency ward at the Clínica de Olhos da Sanata Casa de Belo Horizonte. The absence of contrast leakage in the foveal region identified by fluorescein angiography and the presence of cysts and increase of foveal thickness in optical coherence tomography suggested juvenile retinoschisis which could be confirmed through electroretinogram.
2015-01-01
Diesel exhaust has been classified as a potential carcinogen and is associated with various health effects. A previous study showed that the doses for manifesting the mutagenetic effects of diesel exhaust could be reduced when coexposed with ultraviolet-A (UVA) in a cellular system. However, the mechanisms underlying synergistic effects remain to be clarified, especially in an in vivo system. In the present study, using Caenorhabditis elegans (C. elegans) as an in vivo system we studied the synergistic effects of diesel particulate extract (DPE) plus UVA, and the underlying mechanisms were dissected genetically using related mutants. Our results demonstrated that though coexposure of wild type worms at young adult stage to low doses of DPE (20 μg/mL) plus UVA (0.2, 0.5, and 1.0 J/cm2) did not affect worm development (mitotic germ cells and brood size), it resulted in a significant induction of germ cell death. Using the strain of hus-1::gfp, distinct foci of HUS-1::GFP was observed in proliferating germ cells, indicating the DNA damage after worms were treated with DPE plus UVA. Moreover, the induction of germ cell death by DPE plus UVA was alleviated in single-gene loss-of-function mutations of core apoptotic, checkpoint HUS-1, CEP-1/p53, and MAPK dependent signaling pathways. Using a reactive oxygen species (ROS) probe, it was found that the production of ROS in worms coexposed to DPE plus UVA increased in a time-dependent manner. In addition, employing a singlet oxygen (1O2) trapping probe, 2,2,6,6-tetramethyl-4-piperidone, coupled with electron spin resonance analysis, we demonstrated the increased 1O2 production in worms coexposed to DPE plus UVA. These results indicated that UVA could enhance the apoptotic induction of DPE at low doses through a DNA damage-triggered pathway and that the production of ROS, especially 1O2, played a pivotal role in initiating the synergistic process. PMID:24841043
Assunção, Ada; Jardim, Renata; de Medeiros, Adriane
2013-01-01
To investigate the prevalence of voice complaints among bus transport workers in a metropolitan area in Brazil and examine whether sociodemographic and occupational factors were associated with this outcome. This study is part of a larger study that investigated the working conditions and health of drivers and conductors of urban transportation. The sample size (1,607 participants) was calculated by means of quotas and was stratified according to occupation (drivers and conductors) in the bus companies of Belo Horizonte, Betim and Contagem. Face-to-face interviews were facilitated by means of a digital questionnaire, applied by the interviewer using a netbook. The outcome variable was constructed from combining the responses to the following two questions: (1) Over the last two weeks, have you felt tired when speaking? (no/sometimes/every day). (2) Over the last two weeks, have you noticed any worsening of your voice quality? (no/sometimes/every day). Sociodemographic, lifestyle, occupational characteristic and health situation data were gathered. The prevalence found was 29% overall: 24% for drivers and 34% for conductors. Attention was drawn to positive associations with the function of conductor and with reports of exposure to vibration and thermal discomfort. Among the individual factors, only female gender reached statistical significance. Risk factors exist that justify interventions to promote voice health within the urban transport sector under study. It would be appropriate to investigate whether vibration of the whole body would influence the functioning and morphology of the larynx.
Nunes-Silva, Marília; Haase, Vitor Geraldi
2012-01-01
The Montreal Battery of Evaluation of Amusia (MBEA) is a battery of tests that assesses six music processing components: scale, contour, interval, rhythm, metric, and music memory. The present study sought to verify the psychometric characteristics of the MBEA in a sample of 150 adolescents aged 14-18 years in the city of Belo Horizonte, Minas Gerais, Brazil, and to develop specific norms for this population. We used statistical procedures that explored the dimensional structure of the MBEA and its items, evaluating their adequacy from empirical data, verifying their reliability, and providing evidence of validity. The results for the difficult levels for each test indicated a trend toward higher scores, corroborating previous studies. From the analysis of the criterion groups, almost all of the items were considered discriminatory. The global score of the MBEA was shown to be valid and reliable (rK-R20=0.896) for assessing the musical ability of normal teenagers. Based on the analysis of the items, we proposed a short version of the MBEA. Further studies with larger samples and amusic individuals are necessary to provide evidence of the validity of the MBEA in the Brazilian milieu. The present study brings to the Brazilian context a tool for diagnosing deficits in musical skills and will serve as a basis for comparisons with single case studies and studies of populations with specific neuropsychological syndromes. PMID:29213804
Silva, Carlos José de Paula; Moura, Ana Clara Mourão; Paiva, Paula Cristina Pelli; Ferreira, Raquel Conceição; Silvestrini, Rafaella Almeida; Vargas, Andréa Maria Duarte; de Paula, Liliam Pacheco Pinto; Naves, Marcelo Drummond; Ferreira, Efigênia Ferreira e
2015-01-01
The aim of the present study was to analyze the spatial pattern of cases of maxillofacial injuries caused by interpersonal violence, based on the location of the victim’s residence, and to investigate the existence of conditions of socio-spatial vulnerability in these areas. This is a cross-sectional study, using the data of victims attended in three emergency hospitals in Belo Horizonte-Brazil between January 2008 and December 2010. Based on the process of spatial signature, the socio-spatial condition of the victims was identified according to data from census tracts. The spatial distribution trends of the addresses of victims were analyzed using Kernel maps and Ripley’s K function. Multicriteria analysis was used to analyze the territorial insertion of victims, using a combination of variables to obtain the degree of socio-spatial vulnerability. The residences of the victims were distributed in an aggregated manner in urban areas, with a confidence level of 99%. The highest densities were found in areas of unfavorable socioeconomic conditions and, to a lesser extent, areas with worse residential and neighborhood infrastructure. Spatial clusters of households formed in slums with a significant level of socio-spatial vulnerability. Explanations of the living conditions in segregated urban areas and analysis of the concentration of more vulnerable populations should be a priority in the development of public health and safety policies. PMID:26274320
Self-Reported Dental Fear among Dental Students and Their Patients
Serra-Negra, Junia; Paiva, Saul M.; Oliveira, Mauricio; Ferreira, Efigenia; Freire-Maia, Fernanda; Pordeus, Isabela
2011-01-01
The aim of the present study was to compare self-reported dental fear among dental students and patients at a School of Dentistry in Belo Horizonte, Brazil. Eighty students ranging in age from 20 to 29 years and 80 patients ranging in age from 18 to 65 years participated in the study. A self-administered pre-tested questionnaire consisting of 13 items was used for data acquisition. The city of Belo Horizonte Social Vulnerability Index (SVI) was employed for socioeconomic classification. The chi-square test and binary and multinomial logistic regression were employed in the statistical analysis, with the significance level set at 0.05. The majority of dental students (76.5%) sought the dentist for the first time for a routine exam, while patients (77.3%) mostly sought a dentist for the treatment of dental pain. Dental fear was more prevalent among the patients (72.5%) than the students (27.5%). A total of 47.1% of the students and 52.9% of the patients reported having had negative dental experiences in childhood. The logistic model revealed an association between dental fear and a pain-related experience (OR: 1.8; 95%CI: 1.3–2.6). Patients were more prone to dental fear (OR: 2.2; 95%CI: 1.0–5.0). Although at different percentages, both students and patients experienced dental fear. Current patient with previous experience of dental pain had more dental fear. PMID:22470277
Contribution of Black Carbon to PM2.5 Concentration in Six Brazilian Cities
NASA Astrophysics Data System (ADS)
Fornaro, A.; Andrade, M.; Miranda, R. M.
2013-12-01
The data presented here was part of a comprehensive project coordinated by the University of São Paulo School of Medicine. The objective was to identify the sources to the PM2.5 mass in the following cities: São Paulo (classified as a megacity, with 20 million inhabitants); Rio de Janeiro (the second largest city in Brazil, with ten million inhabitants); Belo Horizonte (2.5 million inhabitants); Curitiba (1.8 million inhabitants); Recife (a coastal city in the northeast of the country, with 1.5 million inhabitants); and Porto Alegre (1.4 million inhabitants). For each city, sampling was performed over a period of approximately 2 years (from winter 2007 to winter 2009). At each location, 24-h samples (8:00 AM to 8:00 AM) were collected on 37-mm polycarbonate filters at 10 Lm -1 using a PM2.5 Harvard Impactor, developed at the Harvard School of Public Health. The sampling stations can all be classified as being urban sites (Chow et al. 2002). They were all near streets with high traffic volumes, where there is significant participation not only by the light-duty fleet (gasohol and ethanol emissions) but also by the heavy-duty fleet (diesel emissions). Two of the cities evaluated, Rio de Janeiro and Recife, are near the Atlantic coast. Before and after sampling, the filters were weighed on a microbalance with 1-μg readability (Mettler-Toledo, Columbus, OH, USA). The BC concentrations were determined by optical reflectance with a smoke stain reflectometer (model 43D; Diffusion Systems Ltd, London, UK). It was shown in Sao Paulo that BC is mainly emitted by heavy-duty fleet. Mean PM2.5 concentrations in the cities of São Paulo, Rio de Janeiro, Belo Horizonte, Curitiba, Porto Alegre, and Recife were 28.0, 17.2, 14.7, 14.4, 13.4, and 7.3 μg/m3, respectively. And mean BC concentrations were 10.2, 3.5, 4.6, 4.1, 3.6 and 1.9 in the cities of São Paulo, Rio de Janeiro, Belo Horizonte, Curitiba, Porto Alegre, and Recife, respectively. The BC concentration was used as a tracer for the diesel emission estimative. According to receptor analysis the participation of diesel to the contribution of BC was more than 70% of the PM2.5 mass concentration. So, the control of BC emission is an important tool in reducing the concentration of fine particles in atmosphere.
Tundisi, J G; Matsumura-Tundisi, T; Tundisi, J E M
2015-08-01
The Environmental Impact Assessment of reservoir construction can be viewed as a new strategic perspective for the economic development of a region. Based on the principles of a watershed approach a interdisciplinary and multidisciplinary systemic view including biogeophysiographical, economic and socio environmental studies the new vision of a EIA provides a basic substratum for the restoration economy and an advanced model for the true development much well ahead of the modernization aspects of the project of a reservoir construction.
Novas determinações dos parâmetros atmosféricos das estrelas anãs brancas DA
NASA Astrophysics Data System (ADS)
Giovannini, O.; Costa, A. F. M.; Kepler, S. O.
2003-08-01
Nós temos selecionado uma amostra de estrelas anãs brancas DA (atmosfera de hidrogênio) a partir dos índices de Strömgren cujos valores estão próximos a região de instabilidade das estrelas anãs brancas DA variáveis, as chamadas estrelas DAV ou ZZ Ceti. O objetivo é determinar os parâmetros fundamentais (temperatura efetiva, Teff, aceleração da gravidade, log g, e massa) destas estrelas para verificar quais os parâmetros estelares estão envolvidos com o mecanismo de pulsação das estrelas DAV. Nós obtemos, até agora, mais de 120 espectros óticos de estrelas DA. Entre as estrelas selecionadas há 20 estrelas variáveis (DAV). Assim, podemos verificar se existem ou não estrelas não variáveis dentro da faixa de instabilidade das estrelas ZZ Ceti. Neste trabalho nós apresentamos a determinação dos parâmetros atmosféricos (temperatura efetiva, Teff, e aceleração da gravidade, log g) das estrelas anãs brancas DA usando os novos modelos de atmosfera ML2/a = 0.6. Estes modelos têm sido utilizados recentemente por fornecerem uma excelente consistência interna na determinação das temperaturas nas regiões do ultra-violeta e ótico. Os parâmetros atmosféricos são determinados espectroscopicamente através da comparação do fluxo de energia das linhas de Balmer (Hb à H9) entre os espectros observados e sintéticos (gerados pelos modelos de atmosfera). As temperaturas obtidas com os novos modelos são, em geral, menores (~ 1000 K menos) que as temperaturas determinadas anteriormente, com modelos ML1. Os valores de log g não mudaram significativamente (menos de 10%). A faixa de instabilidade das DAVs está entre 11000 e 13000 K, consistente com dados de outros autores.
Ferraz, Fernanda Oliveira; Bomfim, Maria Rosa Quaresma; Totola, Antônio Helvécio; Ávila, Thiago Vinícius; Cisalpino, Daniel; Pessanha, José Eduardo Marques; da Glória de Souza, Danielle; Teixeira Júnior, Antônio Lúcio; Nogueira, Maurício Lacerda; Bruna-Romero, Oscar; Teixeira, Mauro Martins
2013-09-01
Dengue is a widely spread arboviral disease in tropical and subtropical regions of the world. Dengue fever presents clinical characteristics similar to other febrile illness. Thus laboratory diagnosis is important for adequate management of the disease. The present study was designed to evaluate the diagnostic performance of real-time PCR and serological methods for dengue in a real epidemic context. Clinical data and blood samples were collected from consecutive patients with suspected dengue who attended a primary health care unit in Belo Horizonte, Brazil. Serologic methods and real-time PCR were performed in serum samples to confirm dengue diagnosis. Among the 181 consecutive patients enrolled in this study with suspected dengue, 146 were considered positive by serological criteria (positive NS1 ELISA and/or anti-dengue IgM ELISA) and 138 were positive by real-time PCR. Clinical criteria were not sufficient for distinguishing between dengue and non-dengue febrile illness. The PCR reaction was pre-optimized using samples from patients with known viral infection. It had similar sensitivity compared to NS1 ELISA (88% and 89%, respectively). We also evaluated three commercial lateral flow immunochromatographic tests for NS1 detection (BIOEASY, BIORAD and PANBIO). All three tests showed high sensitivity (94%, 91% and 81%, respectively) for dengue diagnosis. According to our results it can be suggested that lateral flow tests for NS1 detection are the most feasible methods for early diagnosis of dengue. Copyright © 2013 Elsevier B.V. All rights reserved.
Camelo, Lidyane do Valle; Giatti, Luana; Barreto, Sandhi Maria
2016-01-01
To investigate whether social relations, sociodemographic characteristics, lifestyle, and health conditions are associated with health-related quality of life (HRQOL) among elderly persons living in regions classified as high vulnerable in terms of health. A cross-sectional study conducted with a population-based random sample of 366 elderly (≥ 60 years of age) persons registered at a primary health-care unit in Belo Horizonte, Minas Gerais, Brazil. HRQOL was measured using the Medical Outcomes Study 12-Item Short-Form Health Survey (SF-12) and the scores obtained in the physical component score (PCS) and mental component score (MCS) were our response variables. Social relations, sociodemographic characteristics, lifestyle, and health conditions were considered our groups of explanatory variables. Multiple linear regression models were used for the analysis. In the final multivariate models, we found that elevated number of diagnosis of chronic diseases, and being bedridden for the last 15 days were variables associated with worse PCS and MCS. However, lack of education, dissatisfaction with personal relationships, lack of support and help when bedridden or to go to the doctor, and to prepare meals were associated with worse HRQOL only in MCS. Participants who reported black race/color, absence of work activity, lack of physical activity, no alcohol consumption, and hospitalization in the last 12 months had worse HRQOL only in PCS. In addition to the aspects related to social adversity, lifestyle, and health conditions, some functional aspects of social relations were important for understanding the HRQOL in elderly persons living in social vulnerability.
Rocha, Poliana Cristina; Rocha, Dálian Cristina; Lemos, Stela Maris Aguiar
2017-08-10
To investigate the association between functional health literacy and sociodemographic factors, quality of life, self-perception of health, and perception of contexts of violence in adolescents in state schools in Belo Horizonte. This is a cross-sectional analytical observational study with a probabilistic sample of 384 adolescents between 15 and 19 years old. Data collection was carried out in schools and included self-reporting questionnaires to assess the functional health literacy, socioeconomic classification, self-perceived health, and quality of life. The reliability of internal consistency of the functional health literacy instrument was determined by calculating Cronbach's alpha coefficient. A multivariate logistic regression analysis was performed using hierarchical data entry according to the level of determination of the theoretical model established. In order to evaluate the association, a significance level of 5% was considered, while the Odds Ratio used as a measure of the magnitude of the associations. The functional health literacy instrument presented a coefficient of 0.766, indicating adequate internal consistency. More than half of teenagers presented good functional health literacy. In the final model of multivariate analysis, the variables not practicing a religion (p = 0.006; OR = 2.108); social domain of quality of life (p = 0.004; OR = 1.022); and educational domain of quality of life (p = 0.009; OR = 1.019) remained associated with functional health literacy. Not practicing a religion and the increase in the scores of social and educational domains of quality of life increased the chances of better functional health literacy.
Mol, Marcos Pg; Gonçalves, Jéssica P; Silva, Edvania A; Scarponi, Cristiane FdO; Greco, Dirceu B; Cairncross, Sandy; Heller, Leo
2016-09-01
Infection with the hepatitis B and C viruses may occur through contact with infected body fluids, including injury with infected sharps. Collectors of domestic or healthcare wastes are potentially exposed to these infections. The aim of this article is to investigate the risk factors associated with the prevalence of hepatitis B and C viruses (HBV and HCV) infection among domestic and healthcare waste workers in Belo Horizonte, Brazil. A cross-sectional study of hepatitis B and C infection was conducted from November 2014 to January 2015, through blood sample collection and interviews about socio-demographic factors with 61 workers exposed to healthcare waste ('exposed') and 461 exposed only to domestic wastes ('unexposed'). The prevalence of antibodies to HCV (Anti-HCV) antibodies was 3.3% in 'exposed' workers and 0.9% in 'unexposed', and of antibody to hepatitis B core antigen (Anti-HBc) was 9.8% and 5.6% in 'exposed' and 'unexposed' workers, respectively. Only 207 (44.9%) of those exposed to domestic waste and 45 (73.8%) of those handling healthcare waste were effectively immunised against hepatitis B virus (HBV). Exposures to domestic waste and to healthcare wastes were associated with similar risks of infection with HBV. The risk of hepatitis C virus (HCV) infection was marginally higher among healthcare waste workers compared with domestic waste workers, probably because of needlestick accidents owing to deficient sharps management systems. Immunisation against hepatitis B and screening tests to ensure the success of vaccination should be a condition for recruitment for both groups of waste workers. © The Author(s) 2016.
Prevalence of dyspeptic symptoms and heartburn of adults in Belo Horizonte, Brazil.
Almeida, Alessandra Maciel; Martins, Luísa Alvarenga Guerra; Cunha, Patrícia Liz Terenzi; Brasil, Viviane Willig; Félix, Lucas Galuppo Fernandes; Passos, Maria do Carmo Friche
2017-01-01
- Medical literature has shown dyspepsia and heartburn-related symptoms occur among 15% to 40% of the population. These symptoms can occur at any age and are more prevalent in women. - Investigate the prevalence of dyspeptic symptoms and heartburn among individuals over 18. - Individuals over 18 were randomly selected in public venues in Belo Horizonte/MG to participate. A standardized questionnaire that included questions related to social-demographic characteristics, eating habits, digestive symptoms, medical appointments, medications, exams, previous surgeries and comorbidities was applied. A questionnaire about functional dyspepsia diagnosis (Rome III) was also applied. - A total of 548 individuals were interviewed. Among these, 58.4% were women, 59.3% were white, 55.9% were single and the average age was 36 years. Within this group, 376 individuals (68.6%) declared to have some symptom and/or use medication to relieve dyspepsia symptoms, and for these patients were applied the Rome III questionnaire. Based on the diagnostic criteria for the questionnaire proposed by the Rome III consensus, the symptom of postprandial fullness was reported by 6.7% of the individuals, early satiety (3.5%) and epigastric pain (10.6%). The overlap of these symptoms was very frequent. The prevalence of functional dyspepsia was 10.6% (postprandial discomfort syndrome (8.2%) and epigastric pain syndrome (2.4%). Among all participants, 52.5% reported heartburn, and 11.1% presented this symptom at least once a week. The most used drug was omeprazole. - The prevalence of dyspeptic symptoms and heartburn among a Brazilian adult urban population is similar to those described in other countries.
Recent Innovations in Collagen Corneal Cross-linking; a Mini Review.
Vastardis, Iraklis; Pajic-Eggspuehler, Brigitte; Nichorlis, Charis; Mueller, Jörg; Pajic, Bojan
2017-01-01
The introduction of corneal cross-linking (CXL) with ultraviolet-A (UVA) and Riboflavin photosensitizer (Vit B 2 ) from Seiler et al. , revolutionized the treatment of Keratoconus and other corneal ectatic diseases. Today, the commonly known epithelium off Dresden protocol is in clinical use for the last 15 years with great success and regarded by many as the golden standard. With several studies demonstrating its simplicity, efficacy and safety this revolutionary method, paved the way for new therapies and strategies in the treatment of corneal ectatic diseases and changed our understanding in corneal biomechanics. Recent scientific and technological advances enabled the creation of various modifications of the initial CXL protocol and the formation of new ones. This work highlights the recent advances of CXL, such as the role of oxygen, higher fluence and shorter irradiation times as well as the various clinical applications and updates of this method.
Produccion Gaseosa del Cometa Halley: Erupciones Y Fotodisociacion del Radical OH
NASA Astrophysics Data System (ADS)
Silva, A. M.; Mirabel, I. F.
1990-11-01
RESUMEN:En este trabajo informamos la detecci6n de 20 erupciones en la li'nea de =18cm (1667MHz) del radical OH en el Cometa Halley.Las observaciones incluyen todos los monitoreos existentes y se extienden desde 120 dias antes del perihelio hasta 90 dias despues.Se detectan bruscos crecimientos en el flujo medido,hasta un factor 1O,seguidos por decaimientos lentos asociados con la fotodisociaci6n del OH. Se obtuvieron valores para el tiempo de vida fotoquimico del OH y del H2O basandose en el modelo desarrollado previamente por Silva(1988). Esos tiempos de vida estan de acuerdo con predicciones teoricas y con las observaciones en el Ultravioleta, y los resultados, los que son fuertemente dependientes de la velocidad heliocentrica del Coineta (variando hasta un factor 6), han sido calculados para varios rangos de velocidad entre +28 y -28 km/seg. Key wo'L :
DOE Office of Scientific and Technical Information (OSTI.GOV)
Wehmeyer, B.; Cashmore, A.R.; Schaefer, E.
Phytochrome and the blue ultraviolet-A photoreceptor control light-induced expression of genes encoding the chlorophyll a/b binding protein of photosystem II and photosystem I and the genes for the small subunit of the ribulose-1,5-bisphosphate carboxylase in etiolated seedlings of Lycopersicon esculentum (tomato) and Nicotiana tabacum (tobacco). A high irradiance response also controls the induction of these genes. Genes encoding photosystem II- and I-associated chlorophyll a/b binding proteins both exhibit a transient rapid increase in expression in response to light pulse or to continuous irradiation. In contrast, genes encoding the small subunit exhibit a continuous increase in expression in response to light.more » These distinct expression characteristics are shown to reflect differences at the level of transcription.« less
Moléculas orgánicas obtenidas en simulaciones experimentales del medio interestelar.
NASA Astrophysics Data System (ADS)
Muñoz-Caro, Guillermo Manuel
Las nubes moleculares son regiones de formación de estrellas, con temperaturas cinéticas entre 10-50 K y densidades de 103-106 átomos cm-3. Su materia está formada por gas y polvo interestelar. Estas partículas de polvo están cubiertas por una fina capa de hielo, de unos 0.01 μm, que contiene H2O y a menudo CO, CO2, CH3OH y NH3. El hielo es presumiblemente irradiado por fotones ultravioleta y rayos cósmicos en las zonas poco profundas de las nubes moleculares y las regiones circunestelares. En un sistema de vacío, P ˜ 10-7 mbar, simulamos la deposición de hielo a partir de 10 K y la irradiación ultravioleta por medio de una lámpara de descarga de hidrógeno activada con microondas. La evolución del hielo se observa por medio de un espectrómetro infrarrojo. De este modo es posible determinar la composición del hielo observado en el medio interestelar y predecir la presencia de moléculas aún no detectadas en el espacio, que han sido producto del procesamiento del hielo en nuestros experimentos. También es posible calentar el sistema hasta temperatura ambiente para sublimar el hielo depositado. Cuando el hielo ha sido previamente irradiado, se observa un residuo compuesto por moléculas orgánicas complejas, algunas prebióticas, como varios ácidos carboxílicos, aminas, amidas, ésteres y en menor proporción moléculas heterocíclicas y aminoácidos. Algunas de estas moléculas podrían detectarse en estado gaseoso por medio de observaciones milimétricas y de radio. También podrían estar presentes en el polvo cometario, cuyo análisis químico está planeado por las misiones Stardust y Rosetta. Mientras tanto, nuestro grupo está llevando a cabo el análisis de partículas de polvo interplanetario (IDPs), algunas de las cuales pueden ser de origen cometario. Al igual que ocurre con los productos obtenidos por irradiación del hielo en nuestros experimentos, algunas IDPs son ricas en material orgánico que contiene oxígeno.
NASA Astrophysics Data System (ADS)
Sawakuchi, A. O.; Hartmann, G. A.; Sawakuchi, H. O.; Pupim, F. N.; Bertassoli, D. J.; Parra, M.; Antinao, J. L.; Sousa, L. M.; Sabaj Pérez, M. H.; Oliveira, P. E.; Santos, R. A.; Savian, J. F.; Grohmann, C. H.; Medeiros, V. B.; McGlue, M. M.; Bicudo, D. C.; Faustino, S. B.
2015-12-01
The Xingu River is a large clearwater river in eastern Amazonia and its downstream sector, known as the Volta Grande do Xingu ("Xingu Great Bend"), is a unique fluvial landscape that plays an important role in the biodiversity, biogeochemistry and prehistoric and historic peopling of Amazonia. The sedimentary dynamics of the Xingu River in the Volta Grande and its downstream sector will be shifted in the next few years due to the construction of dams associated with the Belo Monte hydropower project. Impacts on river biodiversity and carbon cycling are anticipated, especially due to likely changes in sedimentation and riverbed characteristics. This research project aims to define the geological and climate factors responsible for the development of the Volta Grande landscape and to track its environmental changes during the Holocene, using the modern system as a reference. In this context, sediment cores, riverbed rock and sediment samples and greenhouse gas (GHG) samples were collected in the Volta Grande do Xingu and adjacent upstream and downstream sectors. The reconstruction of past conditions in the Volta Grande is necessary for forecasting future scenarios and defining biodiversity conservation strategies under the operation of Belo Monte dams. This paper describes the scientific questions of the project and the sampling surveys performed by an international team of Earth scientists and biologists during the dry seasons of 2013 and 2014. Preliminary results are presented and a future workshop is planned to integrate results, present data to the scientific community and discuss possibilities for deeper drilling in the Xingu ria to extend the sedimentary record of the Volta Grande do Xingu.
NASA Astrophysics Data System (ADS)
Aranha, P. A.; Augustin, C. H.
2012-12-01
PAULO ROBERTO ANTUNES ARANHA IGC - UNIVERSIDADE FEDERAL DE MINAS GERAIS - AV ANTONIO CARLOS 6.627 - CEP: 31270901-BELO HORIZONTE- MG - BRAZIL CRISTINA ROCHA AUGUSTIN - IGC - UNIVERSIDADE FEDERAL DE MINAS GERAIS - AV ANTONIO CARLOS 6.627 - CEP: 31270901-BELO HORIZONTE- MG - BRAZIL System of lakes located in the sandstones domains of Supergrupo Urucuia, in the State Park Veredas do Peruaçu, north of the State of Minas Gerais, Brazil, are common features in ecosystems of the Veredas, a biome of the Cerrado (Savanna-Open pasture). The linearity of these lakes suggests that they could have, in the past, belonged to the same drainage system, that would have been disconnected throughout the evolution of the Vereda system. The objective of this research is with the help of the GPR and using 100 MHz antennaes to obtain radargram images that could assist in the interpretation of the structures occurring at the bottom of these lakes. It is possible do identify on the radargrams reflectors that can be correlated with depositional system. These reflectore have the concave form. The results of these radargrames indicate great conformity between the concave form of the sediments and that of the bottom of the lake, allowing to assume that this deposition has been occurring since a long time ago. Therefore, if there was a connection between the study lake and those located in its proximity it has occurred a long time, before the deposition of the sedimentary sequences had been deposited. The thickness of the sediments, that varies since 2m until 5m, indicates that or either this deposition was either a very rapid one so that could generate a fast deposition, or it has been taking place during a considerable geologic long time.; Data acquisitiont;
NASA Astrophysics Data System (ADS)
Penezic, Kristina; Kadereit, Annette; Thiemeyer, Heinrich
2013-04-01
The Neolithic site of Vinca - Belo brdo (ca. 5600 - 4200 BC) is located on the right bank of the Danube River, some 14 km downstream of the city of Belgrade in Serbia. The significance of the Vinca settlement is in its long occupational history, which produced more than 9 meters of settlement layers that provided archaeologists with an understanding of the chronological sequencing and development from the Middle to Late Neolithic in central Serbia. Vinca - Belo brdo was designated as the locus typicus for the Vinca Culture and is considered by many archaeologists as one of the most important sites of the European Neolithic. On the opposite, left side of the river Danube, the early Neolithic site of Starcevo is situated. It spans through the early Neolithic period dated to the seventh and the sixth millennium BC and it is the locus typicus for the Starcevo culture that on the territory of modern-day Serbia precedes the Vinca culture. The vicinity of the Danube influenced the development of these settlements and the relationship between them. Serving as a landmark, border, source of food, but also endangering the sites by a shifting stream course, the Danube is essential. Therefore it is important to define the position of the river during the occupational span of the Neolithic settlements and later. In our study, the early to mid-Holocene environmental changes of the fluvial landscape between the two Neolithic settlement sites are explored. We present preliminary results of recent geomorphological, sedimentological and archaeological investigations, as well as OSL dating, which were combined with relevant information from historical maps and satellite imagery in order to reconstruct the fluvial palaeolandscape.
Lansky, S; Subramanian, S V; França, E; Kawachi, I
2007-10-01
In Brazil, it was previously reported that in hospital perinatal, neonatal and infant mortality rates are higher for hospitals contracted to the National Public Health System (SUS) compared with non-SUS hospitals. We analyse whether this reflects a compositional effect (selection of patients) or a contextual effect. Population-based cohort study. Belo Horizonte, Brazil, 1999. A total of 36,469 births in 24 hospitals. A multilevel analysis was carried out using information gathered at the individual level on maternal education (used as an indicator of socio-economic status), maternal age, type of pregnancy and delivery, birthweight and sex of the fetus. Perinatal death. Risk factors for perinatal death included male sex (OR = 1.25; 95% CI 1.01-1.55), birthweight of 1500-2500 g (OR = 7.65; 95% CI 5.74-10.20), birthweight of 500-1500 g (OR = 187.54; 95% CI 141.31-248.39), less than 4 years of maternal education (OR = 2.93; 95% CI 1.68-5.10), as well as birth at private-SUS (OR = 2.92; 95% CI 1.87-4.54) or philanthropic-SUS hospitals (OR = 1.81; 95% CI 1.12-2.92). After controlling for individual characteristics, there was still a significant variation in perinatal deaths between hospitals categories. Independent of compositional (or individual) characteristics, hospital factors exert an influence on the risk of perinatal death, primarily hospital category related to SUS. Considering the highest proportion of births in SUS hospitals in Brazil, especially private-SUS hospitals, improving hospital quality of care is an urgent priority for reducing the toll of perinatal and infant mortality, as well as inequalities in these outcomes.
Carneiro, M; de Figueiredo Antunes, C M; Greco, M; Oliveira, E; Andrade, J; Lignani, L; Greco, D B
2000-10-01
Project Horizonte, an open cohort of homosexual and bisexual HIV-1-negative men, is a component of the Minas Gerais AIDS Vaccine Program of the Federal University of Minas Gerais, Belo Horizonte, Brazil. Its objectives included the evaluation of seroincidence of HIV, to ascertain the role of counseling on behavior modification and to assess their willingness to participate in future HIV vaccine trials. Various means of recruitment were used, including pamphlets, notices in community newspapers, radio, and television, at anonymous testing centers, and by word of mouth. From October 1994 to May 1999, 470 volunteers were enrolled. Their mean age was 26 years and over 70% of them had high school or college education. During the follow-up, they were seen every 6 months, when they received counseling and condoms, and when HIV testing was done. Eighteen seroconversions were observed, and the incidence rates estimates were 1.75 per 100 and 1.99 per 100 person-years, for 36 and 48 months of follow-up, respectively. During the entire period, 139 volunteers were lost to follow-up. Among them, 59 (42.4%) never returned after the initial visit and 51 (36.7) came only once after their initial visit. No losses were observed for those observed during follow-up for more than 3 years. At enrollment, 50% of participants said they would participate in a vaccine trial, and 30% said they might participate. The results obtained up to this moment confirm the feasibility of following this type of cohort for an extended period, estimating HIV incidence rate, and evaluating counseling for safe sexual practices in preparation for clinical trials with candidate HIV vaccines in Brazil.
Roddy, W.R.
1992-01-01
The Edwards aquifer in south-central Texas is one of the most productive and most important aquifers in the State, with an average annual discharge of about 608,000 acre-ft of water during 1932-82 (Reeves and Ozuna, 1985). The Edwards aquifer is the principal source of water for municipal, industrial, and irrigation use in all or parts of five counties- Bexar, Comal, hays, Medina, and Uvalde- and is the only source of water for San Antonio, the tenth-largest city in the United States (1980 population, 786,000) (A.H. Belo Corporation, 1985).
de Britto, Felipe A; Martins, Tatiana B; Landsberg, Gustavo A P
2015-01-01
To assess impact of a mobile health solution in the nursing care plan compliance of a home care service. A retrospective cohort study was performed with 3,036 patients. Compliance rates before and after the implementation were compared. After the implementation of a mobile health aplication, compliance with the nursing care plan increased from 53% to 94%. The system reduced IT spending, increased the nursing team efficiency and prevented planned hiring. The use of a mobile health solution with geolocating feature by a nursing home care team increased compliance to the care plan.
Photoreceptor-mediated bending towards UV-B in Arabidopsis.
Vandenbussche, Filip; Tilbrook, Kimberley; Fierro, Ana Carolina; Marchal, Kathleen; Poelman, Dirk; Van Der Straeten, Dominique; Ulm, Roman
2014-06-01
Plants reorient their growth towards light to optimize photosynthetic light capture--a process known as phototropism. Phototropins are the photoreceptors essential for phototropic growth towards blue and ultraviolet-A (UV-A) light. Here we detail a phototropic response towards UV-B in etiolated Arabidopsis seedlings. We report that early differential growth is mediated by phototropins but clear phototropic bending to UV-B is maintained in phot1 phot2 double mutants. We further show that this phototropin-independent phototropic response to UV-B requires the UV-B photoreceptor UVR8. Broad UV-B-mediated repression of auxin-responsive genes suggests that UVR8 regulates directional bending by affecting auxin signaling. Kinetic analysis shows that UVR8-dependent directional bending occurs later than the phototropin response. We conclude that plants may use the full short-wavelength spectrum of sunlight to efficiently reorient photosynthetic tissue with incoming light. © The Author 2014. Published by the Molecular Plant Shanghai Editorial Office in association with Oxford University Press on behalf of CSPB and IPPE, SIBS, CAS.
Andrade, M C; Jesus, A J S; Giarrizzo, T
2015-08-01
This study reports on the length-weight relationships and condition factor for the endangered rheophilic fish Ossubtus xinguense Jégu from Rio Xingu rapids. This species is threatened by construction of the third largest hydroelectric in the world, the Belo Monte dam close to the city of Altamira, northern Brazil. Specimens were collected in the dry season between July 2012 and September 2012. Male specimens have body length larger than females, atypical in serrasalmid fishes, and different length-weight relationships were found between adult and juvenile specimens. This study presents the first biological characteristics for O. xinguense.
de Melo, Diogo Portella Ornelas; Scherrer, Luciano Rios; Eiras, Álvaro Eduardo
2012-01-01
The use of vector surveillance tools for preventing dengue disease requires fine assessment of risk, in order to improve vector control activities. Nevertheless, the thresholds between vector detection and dengue fever occurrence are currently not well established. In Belo Horizonte (Minas Gerais, Brazil), dengue has been endemic for several years. From January 2007 to June 2008, the dengue vector Aedes (Stegomyia) aegypti was monitored by ovitrap, the sticky-trap MosquiTRAP™ and larval surveys in an study area in Belo Horizonte. Using a space-time scan for clusters detection implemented in SaTScan software, the vector presence recorded by the different monitoring methods was evaluated. Clusters of vectors and dengue fever were detected. It was verified that ovitrap and MosquiTRAP vector detection methods predicted dengue occurrence better than larval survey, both spatially and temporally. MosquiTRAP and ovitrap presented similar results of space-time intersections to dengue fever clusters. Nevertheless ovitrap clusters presented longer duration periods than MosquiTRAP ones, less acuratelly signalizing the dengue risk areas, since the detection of vector clusters during most of the study period was not necessarily correlated to dengue fever occurrence. It was verified that ovitrap clusters occurred more than 200 days (values ranged from 97.0±35.35 to 283.0±168.4 days) before dengue fever clusters, whereas MosquiTRAP clusters preceded dengue fever clusters by approximately 80 days (values ranged from 65.5±58.7 to 94.0±14. 3 days), the former showing to be more temporally precise. Thus, in the present cluster analysis study MosquiTRAP presented superior results for signaling dengue transmission risks both geographically and temporally. Since early detection is crucial for planning and deploying effective preventions, MosquiTRAP showed to be a reliable tool and this method provides groundwork for the development of even more precise tools. PMID:22848729
Valentini, Melissa Bianchetti; Toledo, Maria Luíza Guerra de; Fonseca, Marise Oliveira; Thiersch, Laura Maria Silva; Toledo, Ingrid Silva Bremer de; Machado, Flávia Cristina Jácome; Tupinambás, Unaí
2015-01-01
Since 1996 Brazil has provided universal access to free antiretroviral therapy, and as a consequence, HIV/AIDS patients' survival rate has improved dramatically. However, according to scientific reports, a significant number of patients are still late presenting for HIV treatment, which leads to consequences both for the individual and society. Clinical and immunological characteristics of HIV patients newly diagnosed were accessed and factors associated with late presentation for treatment were evaluated. A cross-sectional study was carried out in an HIV/AIDS reference center in Belo Horizonte, Minas Gerais, in Southeastern Brazil from 2008 to 2010. Operationally, patients with late presentation (LP) for treatment were those whose first CD4 cell count was less than 350 cells/mm(3) or presented an AIDS defining opportunistic infection. Patients with late presentation with advanced disease (LPAD) were those whose first CD4 cell count was less than 200 cells/mm(3) or presented an AIDS defining opportunistic infection. LP and LPAD associated risk factors were evaluated using logistic regression methods. Five hundred and twenty patients were included in the analysis. The median CD4 cell count was 336 cells/mm(3) (IQR: 130-531). Two hundred and seventy-nine patients (53.7%) were classified as LP and 193 (37.1%) as LPAD. On average, 75% of the patients presented with a viral load (VL) >10,000 copies/ml. In multivariate logistic regression analysis the factors associated with LP and LPAD were age, being symptomatic at first visit and VL. Race was a factor associated with LP but not with LPAD. The proportion of patients who were late attending a clinic for HIV treatment is still high, and effective strategies to improve early HIV detection with a special focus on the vulnerable population are urgently needed. Copyright © 2015 Elsevier Editora Ltda. All rights reserved.
Rodrigues-Filho, J L; Abe, D S; Gatti-Junior, P; Medeiros, G R; Degani, R M; Blanco, F P; Faria, C R L; Campanelli, L; Soares, F S; Sidagis-Galli, C V; Teixeira-Silva, V; Tundisi, J E M; Matsmura-Tundisi, T; Tundisi, J G
2015-08-01
The Xingu River, one of the most important of the Amazon Basin, is characterized by clear and transparent waters that drain a 509.685 km2 watershed with distinct hydrological and ecological conditions and anthropogenic pressures along its course. As in other basins of the Amazon system, studies in the Xingu are scarce. Furthermore, the eminent construction of the Belo Monte for hydropower production, which will alter the environmental conditions in the basin in its lower middle portion, denotes high importance of studies that generate relevant information that may subsidize a more balanced and equitable development in the Amazon region. Thus, the aim of this study was to analyze the water quality in the Xingu River and its tributaries focusing on spatial patterns by the use of multivariate statistical techniques, identifying which water quality parameters were more important for the environmental changes in the watershed. Data sampling were carried out during two complete hydrological cycles in twenty-five sampling stations. The data of twenty seven variables were analyzed by Spearman's correlation coefficients, cluster analysis (CA), and principal component analysis (PCA). The results showed a high auto-correlation between variables (> 0.7). These variables were removed from multivariate analyzes because they provided redundant information about the environment. The CA resulted in the formation of six clusters, which were clearly observed in the PCA and were characterized by different water quality. The statistical results allowed to identify a high spatial variation in the water quality, which were related to specific features of the environment, different uses, influences of anthropogenic activities and geochemical characteristics of the drained basins. It was also demonstrated that most of the sampling stations in the Xingu River basin showed good water quality, due to the absence of local impacts and high power of depuration of the river itself.
Camargo, M; Giarrizzo, T; Isaac, V J
2015-08-01
This study estimates the main biological parameters, including growth rates, asymptotic length, mortality, consumption by biomass, biological yield, and biomass, for the most abundant fish species found on the middle Xingu River, prior to the construction of the Belo Monte Dam. The specimens collected in experimental catches were analysed with empirical equations and length-based FISAT methods. For the 63 fish species studied, high growth rates (K) and high natural mortality (M) were related to early sexual maturation and low longevity. The predominance of species with short life cycles and a reduced number of age classes, determines high rates of stock turnover, which indicates high productivity for fisheries, and a low risk of overfishing.
Evaluation of an alternative shielding materials for F-127 transport package
NASA Astrophysics Data System (ADS)
Gual, Maritza R.; Mesquita, Amir Z.; Pereira, Cláubia
2018-03-01
Lead is used as radiation shielding material for the Nordion's F-127 source shipping container is used for transport and storage of the GammaBeam -127's cobalt-60 source of the Nuclear Technology Development Center (CDTN) located in Belo Horizonte, Brazil. As an alternative, Th, Tl and WC have been evaluated as radiation shielding material. The goal is to check their behavior regarding shielding and dosing. Monte Carlo MCNPX code is used for the simulations. In the MCNPX calculation was used one cylinder as exclusion surface instead one sphere. Validation of MCNPX gamma doses calculations was carried out through comparison with experimental measurements. The results show that tungsten carbide WC is better shielding material for γ-ray than lead shielding.
Current status of photoprotection by window glass, automobile glass, window films, and sunglasses.
Almutawa, Fahad; Vandal, Robert; Wang, Steven Q; Lim, Henry W
2013-04-01
Ultraviolet radiation (UVR) has known adverse effects on the skin and eyes. Practitioners are becoming more aware of the importance of outdoor photoprotection. However, little attention is directed to the exposure of the skin and eyes to UVR through the window glass or sunglasses. The amount of ultraviolet transmission through glass depends mainly on the type of the glass. All types of commercial and automobile glass block the majority of ultraviolet-B; however, the degree of ultraviolet-A transmission depends on the type of glass. Laminated glass offers better UVA protection than tempered glass; new safety regulations for automobiles may result in increased use of laminated glass for side windows. Window films can be applied to glass to increase UVR protection. Sunglasses need to be compliant with one of the national standards; a wraparound style or side shields offer the best protection. Increased understanding by practitioners on the transmission of UVR through glass, window films, and sunglasses would allow them to better educate the public and to better manage photosensitive patients. © 2013 John Wiley & Sons A/S.
An imaging colorimeter for noncontact tissue color mapping.
Balas, C
1997-06-01
There has been a considerable effort in several medical fields, for objective color analysis and characterization of biological tissues. Conventional colorimeters have proved inadequate for this purpose, since they do not provide spatial color information and because the measuring procedure randomly affects the color of the tissue. In this paper an imaging colorimeter is presented, where the nonimaging optical photodetector of colorimeters is replaced with the charge-coupled device (CCD) sensor of a color video camera, enabling the independent capturing of the color information for any spatial point within its field-of-view. Combining imaging and colorimetry methods, the acquired image is calibrated and corrected, under several ambient light conditions, providing noncontact reproducible color measurements and mapping, free of the errors and the limitations present in conventional colorimeters. This system was used for monitoring of blood supply changes of psoriatic plaques, that have undergone Psoralens and ultraviolet-A radiation (PUVA) therapy, where reproducible and reliable measurements were demonstrated. These features highlight the potential of the imaging colorimeters as clinical and research tools for the standardization of clinical diagnosis and for the objective evaluation of treatment effectiveness.
Assessment of cumulative exposure to UVA through the study of asymmetrical facial skin aging.
Mac-Mary, Sophie; Sainthillier, Jean-Marie; Jeudy, Adeline; Sladen, Christelle; Williams, Cara; Bell, Mike; Humbert, Philippe
2010-09-23
Published studies assessing whether asymmetrical facial ultraviolet light exposure leads to underlying differences in skin physiology and morphology report only clinical observations. The aim of this study was to assess the visual impact on the skin of repeated ultraviolet-A (UVA) exposure through a window. Eight women and two men presenting with asymmetrical signs of photoaging due to overexposure of one side of their face to the sun through a window over a long period of time were enrolled in the study. Split-face biometrologic assessments were performed (clinical scoring, hydration with Corneometer, mechanical properties with Cutometer, transepidermal water loss with AquaFlux, skin relief with fringe projection, photography, stripping, and then lipid peroxidation analysis). Significant differences were observed in clinical scores for wrinkles, skin roughness assessed by fringe projection on the cheek, and skin heterogeneity assessed with spectrocolorimetry on the cheekbone. Other differences were observed for skin hydration, as well as skin laxity, which tended towards significance. This study suggests the potential benefit of daily UVA protection during nondeliberate exposure indoors as well as outside.
STS-66 Space Shuttle mission report
NASA Technical Reports Server (NTRS)
Fricke, Robert W., Jr.
1995-01-01
The primary objective of this flight was to accomplish complementary science objectives by operating the Atmospheric Laboratory for Applications and Science-3 (ATLAS-3) and the Cryogenic Infrared Spectrometers and Telescopes for the Atmosphere-Shuttle Pallet Satellite (CRISTA-SPAS). The secondary objectives of this flight were to perform the operations of the Shuttle Solar Backscatter Ultraviolet/A (SSBUV/A) payload, the Experiment of the Sun Complementing the Atlas Payload and Education-II (ESCAPE-II) payload, the Physiological and Anatomical Rodent Experiment/National Institutes of Health Rodents (PARE/NIH-R) payload, the Protein Crystal Growth-Thermal Enclosure System (PCG-TES) payload, the Protein Crystal Growth-Single Locker Thermal Enclosure System (PCG-STES), the Space Tissue/National Institutes of Health Cells STL/N -A payload, the Space Acceleration Measurement Systems (SAMS) Experiment, and Heat Pipe Performance Experiment (HPPE) payload. The 11-day plus 2 contingency day STS-66 mission was flown as planned, with no contingency days used for weather avoidance or Orbiter contingency operations. Appendix A lists the sources of data from which this report was prepared, and Appendix B defines all acronyms and abbreviations used in the report.
STS-66 Space Shuttle mission report
NASA Astrophysics Data System (ADS)
Fricke, Robert W., Jr.
1995-02-01
The primary objective of this flight was to accomplish complementary science objectives by operating the Atmospheric Laboratory for Applications and Science-3 (ATLAS-3) and the Cryogenic Infrared Spectrometers and Telescopes for the Atmosphere-Shuttle Pallet Satellite (CRISTA-SPAS). The secondary objectives of this flight were to perform the operations of the Shuttle Solar Backscatter Ultraviolet/A (SSBUV/A) payload, the Experiment of the Sun Complementing the Atlas Payload and Education-II (ESCAPE-II) payload, the Physiological and Anatomical Rodent Experiment/National Institutes of Health Rodents (PARE/NIH-R) payload, the Protein Crystal Growth-Thermal Enclosure System (PCG-TES) payload, the Protein Crystal Growth-Single Locker Thermal Enclosure System (PCG-STES), the Space Tissue/National Institutes of Health Cells STL/N -A payload, the Space Acceleration Measurement Systems (SAMS) Experiment, and Heat Pipe Performance Experiment (HPPE) payload. The 11-day plus 2 contingency day STS-66 mission was flown as planned, with no contingency days used for weather avoidance or Orbiter contingency operations. Appendix A lists the sources of data from which this report was prepared, and Appendix B defines all acronyms and abbreviations used in the report.
Aubin, F; Alcalay, J; Dall'Acqua, F; Kripke, M L
1990-06-01
Although some psoralens are therapeutically active in the treatment of cutaneous hyperproliferative diseases when combined with UVA (320-400 nm) radiation, the toxic effects of these compounds have led physicians to seek new photochemotherapeutic agents. One such agent is 4,4',5'-trimethylazapsoralen (TMAP), a new bifunctional psoralen compound. We investigated the effects of repetitive treatments with TMAP plus UVA radiation on the number of dendritic immune cells in murine epidermis and on the induction of phototoxicity. Mice treated 3 times per week for 4 weeks with 129 microgram TMAP plus 10 kJ/m2 UVA radiation exhibited no gross or microscopic evidence of phototoxicity. During this treatment, the numbers of ATPase+, Ia+, and Thy-l+ dendritic epidermal cells were greatly reduced, and by the end of the treatment period, few dendritic immune cells could be detected. We conclude that morphological alterations of cutaneous immune cells can occur in the absence of overt phototoxicity, and that TMAP plus low-dose UVA radiation decreases the numbers of detectable Langerhans cells and Thy-1+ cells in murine skin.
Cyanobacteria as efficient producers of mycosporine-like amino acids.
Jain, Shikha; Prajapat, Ganshyam; Abrar, Mustari; Ledwani, Lalita; Singh, Anoop; Agrawal, Akhil
2017-09-01
Mycosporine-like amino acids are the most common group of transparent ultraviolet radiation absorbing intracellular secondary metabolites. These molecules absorb light in the range of ultraviolet-A and -B with a maximum absorbance between 310 and 362 nm. Cyanobacteria might have faced the most deleterious ultraviolet radiation, which leads to an evolution of ultraviolet protecting mycosporine-like amino acids for efficient selection in the environment. In the last 30 years, scientists have investigated various cyanobacteria for novel mycosporine-like amino acids, applying different induction techniques. This review organizes all the cyanobacterial groups that produce various mycosporine-like amino acids. We found out that cyanobacteria belonging to orders Synechococcales, Chroococcales, Oscillatoriales, and Nostocales are frequently studied for the presence of mycosporine-like amino acids, while orders Gloeobacterales, Spirulinales, Pleurocapsales, and Chroococcidiopsidales are still need to be investigated. Nostoc and Anabaena strains are major studied genus for the mycosporine-like amino acids production. Hence, this review will give further insight to the readers about potential mycosporine-like amino acid producing cyanobacterial groups in future investigations. © 2017 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
Placental growth factor (PlGF) is a surrogate marker in preeclamptic hypertension.
Teixeira, Patrícia Gonçalves; Cabral, Antônio Carlos Vieira; Andrade, Silvia Passos; Reis, Zilma Silveira Nogueira; da Cruz, Lívia Pieroni Barroso; Pereira, Jacqueline Braga; Martins, Breno Oliveira de Barcelos; Rezende, Cezar Alencar de Lima
2008-01-01
To evaluate plasma levels of angiogenic factors and their association with preeclampsia. Twenty-three women with preeclampsia and nine normotensive pregnant women from the Maternity of Hospital das Clínicas of Belo Horizonte/MG-Brazil were assessed by National High Blood Pressure Education Program Working Group Creteria (NHBPEPWG). The plasma levels of vascular endothelial growth factor (VEGF) and Placental growth factor (PlGF) were determined by ELISA assay. Plasma concentration of PlGF was 12-fold lower in preeclampsia versus non preeclampsia pregnancies. An inverse correlation was observed between PlGF plasma levels and mean arterial pressure (MAP); a decrease in 1pg/mL of PlGF resulted in 6.18 mm Hg increase in MAP. These results indicate that PlGF is related to MAP in pregnant women.
1980-03-01
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Multicentric squamous cell carcinona in a paca (Agouti paca) resembling Bowen's disease.
Luppi, Marcela M; Malta, Marcelo C C; Costa, Maria E L T; Motta, Rafael O C; Santos, Renato L
2008-06-01
An 8-yr-old female paca (Agouti paca) was admitted at the Veterinary Hospital of the Belo Horizonte Zoo (Brazil) with an ulcerated cutaneous nodule of approximately 1.5 cm in diameter in the left ear. One week later, other cutaneous nodules were detected in various body locations. The animal died during a surgical procedure to remove the tumors. All cutaneous nodules were histologically similar with features of squamous cell carcinoma. Considering the predominant in situ nature of the lesion as well as its multicentric localization, the disease reported here closely resembles Bowen's disease, which has been described in humans and which has been identified as a rare neoplastic disease of cats, with one single report in a dog. This is the first report of a neoplastic disease in Agouti
[Identification and mapping of prescribed nursing actions for patients in an adult ICU].
Salgado, Patricia Oliveira; Tannure, Meire Chucre; Oliveira, Cleydson Rodrigues; Chianca, Tânia Couto Machado
2012-01-01
Descriptive study that aimed to identify nursing actions prescribed by nurses in the medical records of patients admitted to an Intensive Care Unit (ICU) for adults, in Belo Horizonte (MG), the terms used, their frequency and map the actions to the Theory of Basic Human Needs and NIC interventions. It was obtained a sample of 44 patient records. It was identified 2,260 nursing actions. After exclusion of repetitions, it was found 124 different actions. All nursing actions have been mapped to physiological needs and also to NIC interventions. It was obtained 100% of agreement among experts in the validation of the mapping process. It is suggested that similar studies in ICUs from other locations and different contexts / specialties should be driven to identify nursing actions developed and its evolution.
Climate Prediction Center - Stratosphere: Stratosphere-Troposphere
Wave 2 Wave 3 - NH EQ SH NH EQ SH NH EQ SH NH EQ SH NH SH NH SH NH SH NH SH Annual N E S N E S N E S N E S N S N S N S N S JFM N E S N E S N E S N E S N S N S N S N S AMJ N E S N E S N E S N E S N S N S N S N S JAS N E S N E S N E S N E S N S N S N S N S OND N E S N E S N E S N E S N S N S N S N S Past
CFSv2 Seasonal Climate Forecasts
Nino3.4 Nino4 E1 (data) E2 (data) E3 (data) E1 (data) E2 (data) E3 (data) E1 (data) E2 (data) E3 (data) E1 (data) E2 (data) E3 (data) E1 (data) E2 (data) E3 (data) E1 (data) E2 (data) E3 (data) E1 (data) E2 (data) E3 (data) E1 (data) E2 (data) E3 (data) E1 (data) E2 (data) E3 (data) Sea surface height and
Dangerous universal donors: the reality of the Hemocentro in Belo Horizonte, Minas Gerais.
Godin, Mariana Martins; Souza, Lucas de Oliveira; Schmidt, Luciana Cayres; Vieira, Lauro Mello; Diniz, Rejane Silva; Dusse, Luci Maria SantAna
2016-01-01
The term dangerous universal blood donor refers to potential agglutination of the erythrocytes of non-O recipients due to plasma of an O blood group donor, which contains high titers of anti-A and/or anti-B hemagglutinins. Thus, prior titration of anti-A and anti-B hemagglutinins is recommended to prevent transfusion reactions. The aim of this study was to estimate the frequency of dangerous universal donors in the blood bank of Belo Horizonte (Fundação Central de Imuno-Hematologia - Fundação Hemominas - Minas Gerais) by determining the titers of anti-A and anti-B hemagglutinins in O blood group donors. A total of 400 O blood group donors were randomly selected, from March 2014 to January 2015. The titers of anti-A and anti-B hemagglutinins (IgM and IgG classes) were obtained using the tube titration technique. Dangerous donors were those whose titers of anti-A or anti-B IgM were ≥128 and/or the titers of anti-A or anti-B IgG were ≥256. Donors were characterized according to gender, age and ethnicity. The hemagglutinins were characterized by specificity (anti-A and anti-B) and antibody class (IgG and IgM). Almost one-third (30.5%) of the O blood group donors were universal dangerous. The frequency among women was higher than that of men (p-value=0.019; odds ratio: 1.66; 95% confidence interval: 1.08-2.56) and among young donors (18-29 years old) it was higher than for donors between 49 and 59 years old (p-value=0.015; odds ratio: 3.05; 95% confidence interval: 1.22-7.69). There was no significant association between dangerous universal donors and ethnicity, agglutinin specificity or antibody class. Especially platelet concentrates obtained by apheresis (that contain a substantial volume of plasma), coming from dangerous universal donors should be transfused in isogroup recipients whenever possible in order to prevent the occurrence of transfusion reactions. Copyright © 2016 Associação Brasileira de Hematologia, Hemoterapia e Terapia Celular. Published by Elsevier Editora Ltda. All rights reserved.
Tavares, Fernanda Vasconcelos Fonseca; Ardisson, José Domingos; Rodrigues, Paulo César Horta; Fabris, José Domingos; Fernandez-Outon, Luis Eugenio; Feliciano, Vanusa Maria Delage
2017-08-01
Samples of soil, iron ore, and airborne particulate matter (size <10 μm) were analyzed with the main goal of investigating the differentiating physicochemical properties of their ferruginous compounds. These data were used to identify whether the sources of airborne particulate matter in the metropolitan area of Belo Horizonte, Minas Gerais, Brazil, are either from natural origin, as, for instance, re-suspension of particles from soil, or due to anthropogenic activities, meaning that it would be originated from the many iron ore minings surrounding the metropolitan area. Numerical simulations were used to model the atmospheric dispersion of the airborne particulate matter emitted by iron mining located at the Iron Quadrangle geodomain, Minas Gerais. Results from these numerical simulations supported identifying the sites with the highest concentrations of airborne particulate matter in the metropolitan area. Samples of these suspended materials were collected at the selected sites by using high-volume air samplers. The physicochemical features of the solid materials were assessed by X-ray fluorescence, X-ray diffraction, magnetometry, and 57 Fe Mössbauer spectroscopy. The soil materials were found to be rich in quartz, aluminum, organic matter, and low contents of iron, mainly as low crystalline iron oxides. The samples of the iron ores, on the other hand, contain high concentration of iron, dominantly as relatively pure and crystalline hematite (α-Fe 2 O 3 ). The samples of the airborne particulate matter are rich in iron, mainly as hematite, but contained also quartz, aluminum, and calcium. Mössbauer spectroscopy was used to evaluate the hyperfine structure of 57 Fe of the hematite both from the iron ore and the soil samples. The structural characteristics of the hematite of these particulate materials were further explored. The direct influence of the iron ore mining on the composition of the airborne particulate matter was clearly evidenced based on the trace ability of hematite to its source of emission. Even the atmospheric air on regions relatively far away from the mining activities is also significantly influenced.
Ethnomycological study in the Kilum-Ijim mountain forest, Northwest Region, Cameroon.
Teke, N A; Kinge, T R; Bechem, E; Nji, T M; Ndam, L M; Mih, A M
2018-04-02
Majority of the people in rural areas depend on traditional fungi-based medicines to combat different illnesses. This ethnomycological survey was undertaken to document the traditional knowledge of mushrooms among the communities in the Kilum-Ijim mountain forest reserve. Although macrofungi are exploited for food and medicine, their ethnomycological knowledge has not been documented in this ecosystem. A field study was carried out between 2014 and 2015; 14 mushrooms used by the local communities were collected and identified using the polymorphism of the ribosomal ITS1, 5.8S, and ITS2 regions. Semi-structured questionnaires, focus group discussions, and pictorial method were used to collect information on edibility, local names, indigenous knowledge, and the role of macrofungi in ten communities. Ethnomycological findings revealed that mushrooms were used as food and medicine, while the non-edible species were regarded as food from Satan. Eight species, Polyporus tenuiculus, Termitomyces striatus, Termitomyces microcarpus Auricularia polytricha, Laetiporus sulphureus, Termitomyces sp.1, Termitomyces sp.2, and Polyporus dictyopus, were reported as edible and Auricularia polytricha, Daldinia concentrica, Ganoderma applanatum, Lentinus squarrosulus, Polyporus dictyopus, Termitomyces microcarpus, Trametes versicolor, Vascellum pretense and Xylaria sp., were used as medicine in traditional health care. Local names were found to be a very important factor in distinguishing between edible, medicinal, and poisonous mushrooms. Edible mushrooms are called "awo'oh" in Belo and "Kiwoh" in Oku. Poisonous mushrooms were commonly referred to as "awo'oh Satan" in Belo and "Kiwohfiyini" in Oku. Mushrooms were highly valued as a source of protein and as a substitute for meat in their diets. It is worth noting that Polyporus dictyopus was reported here for the first time in literature as an edible mushroom species. Local knowledge of medicinal mushrooms in the treatment of different illness still exists in all ten villages surveyed. Elderly men and women appear to play an important role in primary health care services in these communities. This survey underscores the need to preserve and document traditional knowledge of the different medicinal mushrooms used in treating different illnesses and for more future scientific research on the mushrooms to determine their efficacy and their safety.
Organismos de Inspección Organismos de Certificación de personas Calidad Acreditación ¿Que es la : Estructuración de la Evaluación de la Conformidad 1.2: Fortalecimiento y articulación de las instituciones Componente 2: Fortalecimiento del Sistema Nacional de Innovación 6: Incorporación de la Innovación en la
Berkeley Lab - Materials Sciences Division
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ACHP | Case Digest - Protecting Historic Properties: Section 106 in Action
Digest index. Previous issues: Summer 2012 (PDF) Spring 2012 (PDF) Winter 2012 (PDF) Fall 2011 (PDF ) Summer 2011 (PDF) Spring 2011 (PDF) Winter 2011 (PDF) Fall 2010 (PDF) Summer 2010 (PDF) Winter 2010 (PDF ) Fall 2009 (PDF) Summer 2009 (PDF) Spring 2009 (PDF) Winter 2009 (PDF) Fall 2008 (PDF) Summer 2008 (PDF
recepción confiable en algunas localidades debido a bloqueos de las señales y/o distancia excesiva de la mensajes NOTA: Servicio de NWR para un condado depende de recepción confiable la señal, la cual cobertura de NWR, o cobertura parcial, serán indicados. Algunos condados o partes de condados
Periodic Table of Elements: Los Alamos National Laboratory
, Communication Specialist talks about the Periodic Table of Elements 7/17/17 Back to Elements List Fermium is process, but the identification of Pu-244 raised the possibility that still more neutrons could have been discovery of the new elements, and the new data on neutron capture, was kept secret on the orders of the U.S
Staff - Trystan M. Herriott | Alaska Division of Geological & Geophysical
sandstone interval in outcrop of the Tonnie Siltstone Member, Chinitna Formation, lower Cook Inlet, south Paveloff Siltstone Member of the Chinitna Formation: Exploring the potential role of facies variations in member of the Upper Jurassic Naknek Formation, northern Chinitna Bay, Alaska, in Wartes, M.A., ed
. -------------------------------------------------------------------------------- La DESCRIPCIÃN DE COLUMNAS EN TABLAS DE ESTADOS Al hacer un clic en un estado o territorio de la la radio. (Todas áreas de ahora en adelante serán llamados condados.) Entonces la radio les mensaje de la emisión, los oyentes oirán un corto estallido estático digital que señala el fin del
United States Nuclear Data Program (USNDP)
Report FY 2016 Annual Report FY 2015 Annual Report FY 2014 Annual Report FY 2013 Annual Report FY 2012 Annual Report FY 2011 Annual Report FY 2010 Annual Report FY 2009 Annual Report FY 2008 Annual Report FY 2007 Annual Report FY 2006 Annual Report FY 2005 Annual Report FY 2004 Final Report FY 2003 Final
Staff - Nina T. Harun | Alaska Division of Geological & Geophysical Surveys
mapping of the Upper Jurassic Naknek Formation in a footwall syncline associated with the Bruin Bay fault Ivishak Formation in the northeastern Brooks Range, Alaska: University of Alaska Fairbanks, M.S. thesis Triassic Ivishak Formation in the Sadlerochit Mountains, northeastern Alaska: Alaska Division of Geological
televisión afuera o dentro de la casa. Todos éstos pueden mejorar recepción a cualquier radio de FM , incluso NWR. Cualquier pregunta especÃfica sobre la recepción (o falta de ella) en su sitio debe Search For Go NWS All NOAA NWR Recepción El área de la recepción nominal para un receptor de Radio
Fermilab Today - Related Content
Fermilab Today Related Content Subscribe | Contact Fermilab Today | Archive | Classifieds Search Experiment Profiles Current Archive Current Fermilab Today Archive of 2015 Archive of 2014 Archive of 2013 Archive of 2012 Archive of 2011 Archive of 2010 Archive of 2009 Archive of 2008 Archive of 2007 Archive of
Conversion Factors Periodic Table of the Elements Chart of the Nuclides Map of the Nuclides Computer Index of (Atominstitut der Ãsterreichischen Universitäten) Neutron Activation Table of Elements Neutron Scattering at neutronsources.org. The information contained here in the Neutron Scattering Web has been
Reading List Chief of Staff of the Air Force Professional Reading List Menu + Leadership Gateway Force Archives Reading List 2016 Reading List 2015 Reading List 2014 Reading List 2013 Reading List 2012 Reading List 2011 Reading List 2010 Reading List 2009 Reading List 2008 Reading List 2007 Resources Site
Defense.gov Special Report: National Disability Employment Awareness Month
service at the U.S. Army Corps of Engineers, DeLisa L. Kviz currently works as chief ... Profile photo of of service with the Department of the Navy, including over 11 years ... Profile photo of Ivan E is a technical information specialist in the Analysis and ... Profile photo of Chad A. Molenhour
Owen Barwell - Chief Financial Officer | NREL
Owen Barwell - Chief Financial Officer Owen Barwell - Chief Financial Officer A photo of Owen , analysis, and management. He previously served as the Acting Chief Financial Officer and Deputy Chief Financial Officer of the U.S. Department of Energy (DOE), where he was directly responsible for DOE's
. ___________________________________________________________________________________ What do the different colors on the map of the CMB represent? Although the temperature of the CMB is The most conclusive and carefully examined evidence for The Big Bang is the existence of an isotropic radiation bath that permeates the entirety of the universe known as the cosmic microwave
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NOAA Weather Radio - EAS Description
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing ±ol Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el consumidor receptor NWR Recepción Explicacion de NWR
NOAA Weather Radio - Outage Reporting
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing ±ol Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el consumidor receptor NWR Recepción Explicacion de NWR
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el consumidor receptor NWR Recepción Explicacion de NWR SAME
NOAA Weather Radio - Reception Problems
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing ±ol Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el consumidor receptor NWR Recepción Explicacion de NWR
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing interés abajo de dentro de la lista entera del archivo nacional Transmisores de NWR en los Estados ±ol Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES
AF family shares experience with child's autism > U.S. Air Force >
Reading List 2017 CSAF Reading List 2016 CSAF Reading List 2015 CSAF Reading List 2014 CSAF Reading List 2013 CSAF Reading List 2012 CSAF Reading List 2011 CSAF Reading List 2010 CSAF Reading List 2009 CSAF Reading List 2008 CSAF Reading List 2007 CSAF Reading List 2006 CSAF Reading List 50 Years of the CMSAF
Dos Santos, Viviane Gularte Tavares; Amato, Suzana B; Borges-Martins, Márcio
2013-03-01
Sixty specimens of the "cururu" toad, Rhinella icterica (Spix 1824) (Bufonidae), were collected in Campo Belo do Sul, State of Santa Catarina, Brazil, between May 2009 and January 2011, and were examined for the presence of helminth parasites. Nine species of adult helminths were found: Catadiscus cohni, Rudolphitrema rudolphii, Cylindrotaenia sp., Rhabdias fuelleborni, Strongyloides sp., Cosmocerca rara, Cosmocerca brasiliensis, Aplectana elenae, and Oxyascaris sp., in addition to an unidentified adult nematode species. Females of cosmocercid nematodes, proteocephalan plerocercoid, and acanthocephalan cystacanth were found but not identified for lack absolute of taxonomic characters. The sex of the anurans had no influence on prevalence, abundance, and richness of helminth species. Length and body mass of hosts did not influence the prevalence and richness of helminths, while the abundance of R. fuelleborni was significantly correlated with both parameters.
Psoriasis and Cardiovascular Risk: Strength in Numbers Part II
Gelfand, Joel M.; Mehta, Nehal N.; Langan, Sinéad M.
2012-01-01
Summary The Psoralen plus Ultraviolet-A (PUVA) cohort study has been a tremendous success in determining how a novel treatment (i.e. PUVA) impacts the long-term risk of keratinocyte carcinoma. The ability to follow patients from the initial multi-center clinical trial for over three decades has been a remarkable achievement in dermatoepidemiology. In this issue, Stern and Huibregste report results from the PUVA follow-up study and conclude that only patients with exceptionally severe psoriasis have an increased overall mortality risk and that there is no significant risk of cardiovascular mortality associated with psoriasis. The results are in contrast to a large and growing body of literature that suggests patients with more severe psoriasis have a clinically significant increased risk of mortality in general, and cardiovascular disease in particular. In addition, the authors found no association between severe psoriasis and obesity or between obesity and cardiovascular mortality, despite extensive literature establishing these associations. Basic principles of epidemiological study design may explain these discrepancies. Ultimately, however, , randomized clinical trials will be necessary to determine whether severe psoriasis is in fact a “visible killer”, as four decades ago (after many years of controversy), hypertension was recognized to be a “silent killer”. PMID:21494241
Wirohadidjojo, Yohanes Widodo; Budiyanto, Arief; Soebono, Hardyanto
2016-09-01
To determine whether platelet-rich fibrin lysate (PRF-L) could restore the function of chronically ultraviolet-A (UVA)-irradiated human dermal fibroblasts (HDFs), we isolated and sub-cultured HDFs from six different human foreskins. HDFs were divided into two groups: those that received chronic UVA irradiation (total dosages of 10 J cm⁻²) and those that were not irradiated. We compared the proliferation rates, collagen deposition, and migration rates between the groups and between chronically UVA-irradiated HDFs in control and PRF-L-treated media. Our experiment showed that chronic UVA irradiation significantly decreased (p<0.05) the proliferation rates, migration rates, and collagen deposition of HDFs, compared to controls. Compared to control media, chronically UVA-irradiated HDFs in 50% PRF-L had significantly increased proliferation rates, migration rates, and collagen deposition (p<0.05), and the migration rates and collagen deposition of chronically UVA-irradiated HDFs in 50% PRF-L were equal to those of normal fibroblasts. Based on this experiment, we concluded that PRF-L is a good candidate material for treating UVA-induced photoaging of skin, although the best method for its clinical application remains to be determined.
The increase in melanoma: are dietary furocoumarins responsible?
Sayre, Robert M; Dowdy, John C
2008-01-01
According to most cancer registries the incidence of cutaneous melanoma (CM) has been increasing for several decades. Unlike other skin cancers, CM does not clearly correlate with exposure to ultraviolet radiation. The strongest etiological evidence for CM in man is genetic predisposition, evidenced by very high risks in primary relatives of melanoma patients, and photochemotherapy with 8-methoxy psoralen in combination with ultraviolet-A radiation (PUVA) to treat psoriasis and vitiligo. Retrospective studies of PUVA patients show significantly increased incidence of CM. Psoralens, and other furocoumarins, are phototoxic and photocarcinogenic, intercalate DNA and photochemically induce mutations. Furocoumarins are botanical phytoalexins found to varying extents in a variety of vegetables and fruits, notably citrus fruits. The levels of furocoumarins present in our diets, while normally well below that causing evident acute phototoxicity, do cause pharmacologically relevant drug interactions. For the past approximately 50 years CM has increased at similar rates as the increased availability and consumption of citrus products. Recently in a large study of nurses, only orange juice drinking, indicative of dietary preference for citrus, was positively associated with significantly increased risk of developing CM. We hypothesize that the increases in cutaneous melanoma incidence may be in part related to concomitant increases in dietary photocarcinogenic furocoumarins.
Sakudo, Akikazu; Toyokawa, Yoichi; Nakamura, Tetsuji; Yagyu, Yoshihito; Imanishi, Yuichiro
2017-01-01
Gas plasma, produced by a short high‑voltage pulse generated from a static induction thyristor power supply [1.5 kilo pulse/sec (kpps)], was demonstrated to inactivate Geobacillus stearothermophilus spores (decimal reduction time at 15 min, 2.48 min). Quantitative polymerase chain reaction and enzyme‑linked immunosorbent assays further indicated that nitrogen gas plasma treatment for 15 min decreased the level of intact genomic DNA and increased the level of 8-hydroxy-2'-deoxyguanosine, a major product of DNA oxidation. Three potential inactivation factors were generated during operation of the gas plasma instrument: Heat, longwave ultraviolet-A and oxidative stress (production of hydrogen peroxide, nitrite and nitrate). Treatment of the spores with hydrogen peroxide (3x2‑4%) effectively inactivated the bacteria, whereas heat treatment (100˚C), exposure to UV-A (75‑142 mJ/cm2) and 4.92 mM peroxynitrite (•ONOO‑), which is decomposed into nitrite and nitrate, did not. The results of the present study suggest the gas plasma treatment inactivates bacterial spores primarily by generating hydrogen peroxide, which contributes to the oxidation of the host genomic DNA.
X-RAY DATA BOOKLET Center for X-ray Optics and Advanced Light Source Lawrence Berkeley National Laboratory Introduction X-Ray Properties of Elements Electron Binding Energies X-Ray Energy Emission Energies Table of X-Ray Properties Synchrotron Radiation Characteristics of Synchrotron Radiation History of X
Pesticides and Human Health Pesticide Incidents What Happens to Pesticides Released into the Environment Pesticides and Human Health Pesticide Incidents What Happens to Pesticides Released into the Environment ; Environment Human Health Animal Health Safe Use Practices Food Safety Environment Air Water Soil Wildlife
all forces show that they are the same basic force, and have frozen out to different forces in the . What do the different colors on the map of the CMB represent? Although the temperature of the CMB is Implications of the COBE DMR Map of the Early Universe What COBE DMR saw: The COBE DMR (Cosmic
What about using pesticides if I am pregnant or have a baby?
? Related Topics: Pesticides and Human Health Pesticides and Pregnancy Pesticides and Children Understanding @ace.orst.edu. Last updated January 27, 2016 Related Topics: Pesticides and Human Health Pesticides and ; Environment Human Health Animal Health Safe Use Practices Food Safety Environment Air Water Soil Wildlife
Mineral Resources | Alaska Division of Geological & Geophysical Surveys
and geophysical framework of Alaska as it pertains to the mineral resources of the state. Summary maps and reports illustrate the geology of the state's prospective mineral terranes and provide data on the location, type, and potential of the state's mineral resources. These data aid in the state's management of
Centro Nacional de Información de Pesticidas - Portada
a.m. a 12:00 p.m. PT, de lunes a viernes A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Ãndice acuerdo de cooperación entre la Universidad Estatal de Oregón y la Agencia de Protección Ambiental de los Estados Unidos (acuerdo de cooperación # X8-83560101). La información contenida en esta
NOAA Weather Radio - County Coverage by State
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing ±ol Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el consumidor receptor NWR Recepción Explicacion de NWR
NOAA Weather Radio - Deaf and Hard of Hearing
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing ±ol Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el consumidor receptor NWR Recepción Explicacion de NWR
Emergencia (EAS) de la Comisión Federal de Comunicaciones, Radio NOAA es una red para todo tipo de peligros . De este modo, es la fuente más comprensiva de información del tiempo y emergencias que està quÃmicos o derramamientos de petróleo). Conocida como "La Voz del Servicio Nacional de MeteorologÃa
NOAA Weather Radio - Viewing Outages
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el consumidor receptor NWR Recepción Explicacion de NWR SAME Programación en Español
Publications - GMC 395 | Alaska Division of Geological & Geophysical
investigations of the diatom stratigraphy of Borehole TA8, Portage Alaska: Alaska Division of Geological & Visiting Alaska State Employees DGGS State of Alaska search Alaska Division of Geological & Geophysical DGGS GMC 395 Publication Details Title: Preliminary investigations of the diatom stratigraphy of
CXRO - Mi-Young Im, Staff Scientist
X-Ray Database Zone Plate Education Nanomagnetism X-Ray Microscopy LDJIM EUV Lithography EUV Mask Publications Contact The Center for X-Ray Optics is a multi-disciplined research group within Lawrence Berkeley -Ray Optics X-Ray Database Nanomagnetism X-Ray Microscopy EUV Lithography EUV Mask Imaging
Solar Integration Data Sets | Grid Modernization | NREL
modeled solar data to study the operational impacts of solar on the electric power grid. Solar Power Data need to estimate power production from hypothetical solar power plants. Solar Integration National Dataset (SIND) Toolkit The next generation of modeled solar data with higher temporal and spatial
CNEA - Centro Atómico Bariloche
³mica (CNEA), a través de la Sección de... EL RA-6, RENOVADO EN EL AÃO DE SU 35º ANIVERSARIO EL RA-6 DIRIGIDAS A DOCENTES REALIZAN EN EL CAB CAPACITACIONES DIRIGIDAS A... La Comisión Nacional de EnergÃa Atà ... RECONOCIMIENTO PARA LA SECCIÃN DE DIVULGACIÃN CIENTÃFICA Y TECNOLÃGICA DEL CAB RECONOCIMIENTO PARA LA SECCIÃ
para un condado depende de recepción de la seña fiable, que tÃpicamente se extiende en un radio de 40 millas del transmisor, asumiendo terreno plano. Condados sin la cobertura de NWR o cobertura obstáculos de la seña y/o la distancia excesiva del transmisor. Usted puede referirse directamente a
Defense.gov - Special Report - Travels With Gates
. If you wish to see the latest content, please visit the current version of the site. For persons with look at production of the newest all-terrain vehicles slated for Afghanistan, and praised the modern You have reached a collection of archived material. The content available is no longer being
Publications - PIR 2008-1 | Alaska Division of Geological & Geophysical
investigations in the Brooks Range Foothills and North Slope, Alaska: Alaska Division of Geological & interpretations of the Nanushuk Formation exposed along the Colville River near the confluences with the Awuna and Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska
Periodic Table of Elements: Los Alamos National Laboratory
, Communication Specialist talks about the Periodic Table of Elements 7/17/17 Back to Elements List Seaborgium is Phone Periodic Table of Elements: LANL Chemistry Division » Periodic Table of Elements Chemistry the Elements Chemical Properties Elements List Periodic Table Download News LANL Biofuels Work
Nederlands Français Search Search Advanced Search Find results with: error div Add another field Search by date Search by date: from after before on from: mm/dd/yyyy to to: mm/dd/yyyy Search Clear All Searching physical science laboratories. Instant Search Search PHOTOS Search Photos Search NIST PUBLICATIONS Search
Department of Navy Chief Information Officer
(6) Freedom of Information Act (29) IT Investment Management (47) Records Management (37 Management and Knowledge Management programs. DON CIO Information About the DON CIO Website Accessibility this website is to facilitate effective information flow about information management/information
Alternative Fuels Data Center: Recursos en español
colaboración entre el gobierno y la industria patrocinada por el Programa de TecnologÃas de VehÃculos del enchufables Recursos en la web Use estas recursos para obtener información sobre: EconomÃa de combustible y huella de carbono de su vehÃculo Cómo aumentar la economÃa de combustible Importancia de la economÃa
¡tico de programación de la Radio del Tiempo de NOAA la capacidad de transmitir en español. Cualquier Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing Search For Go NWS All NOAA Las PolÃticas de Programación en Español Se le añadió al sistema automÃ
Operating the Western Interconnection with 80%-90% Renewables - Text
different penetration levels. This chart here shows the left column is the actual penetration of the renewables in all of the different scenarios. The higher base load and the higher VG before curtailment are to a lot of results. This next slide shows the generation by the different types of both renewable
atomic layer deposition for applications. He also manages the majority of X-ray characterization equipment at NREL, specifically X-ray diffraction and X-ray fluorescence instrumentation. Additionally, he for EERE's Hydrogen Storage program. He is also an expert in X-ray diffraction and X-ray fluorescence
Energy Analysis Publications | Energy Analysis | NREL
Systems Impact Analysis We perform impact analysis to evaluate and understand the impact of markets publications. Featured Publications Complex Systems Analysis Complex systems analysis integrates all aspects of , policies, and financing on technology uptake and the impact of new technologies on markets and policy
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NREL's Advanced Atomic Layer Deposition Enables Lithium-Ion Battery
Battery Technology News Release: NREL's Advanced Atomic Layer Deposition Enables Lithium-Ion Battery increasingly demanding needs of any battery application. These lithium-ion batteries feature a hybrid solid further customized lithium-ion battery materials for high performance devices by utilizing our patented
degradation in silicon nanowires for lithium ion battery," ACS Nano, 2015, 9(5), pp 5559-5566, DOI molecular layer deposited coating on silicon nanoparticles for lithium ion battery anodes," ACS Nano lithium-ion batteries, lithium-air batteries, organic radical batteries, and magnesium-ion batteries. The
Transportation Research News | Transportation News | Transportation
Engineering has yielded new insights for lithium-ion (Li-ion) battery electrodes at the microstructural level -Phase Stochastics in Lithium-Ion Battery Electrodes" detailing the research and resulting revolutionizes the way lithium-ion (Li-ion) batteries are evaluated so designs can be improved before batteries
Information Management, Microsoft Platform Management, Identity & Access Management, Endpoint Systems /2016-24054/category-management). OMB released this IT Success Story for "Information Sharing Management of Common Information Technology: Mobile Devices and Services 7/1/2016 Category Management Policy
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NOAA Weather Radio - Station Search
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el consumidor receptor NWR Recepción Explicacion de NWR SAME Programación en Español NOAA
automatizado apoyará la difusión en español. Idioma español de voz sintetizada será proporcionado para algunas oficinas donde el personal permite y los dictados de la población, la radiodifusión española Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing
NOAA Weather Radio - Cobertura de Condado a Condado
para un condado depende de recepción de la seña fiable, que tÃpicamente se extiende en un radio de 40 millas del transmisor, asumiendo terreno plano. Condados sin la cobertura de NWR o cobertura obstáculos de la seña y/o la distancia excesiva del transmisor. Usted puede referirse directamente a
DIY Solar Market Analysis Webinar Series: PVWatts® | State, Local, and
, and updates the energy prediction algorithms to be in line with the actual performance of modern the latest update." In this webinar, one of the tool's developers explains how the new version of ® Wednesday, July 9, 2014 As part of a Do-It-Yourself Solar Market Analysis summer series, NREL's Solar
Publications | Argonne National Laboratory
Carlo, F. De Carlo, Francesco De Graef, Marc de Jalon, Garcia De La Rosa, K. de Leon, P.A. Ignacio- de . Degenkolb, E. DeJongh, M. DeLisi, M. Delmont, T. O. DeLuca, C. Demas, N. Demchenko, Y. Demeshko, I. Demiguel , N. Kyrpides, Nikos La Joie, C. Labarta, J. LaBissoniere, D. Lacinski, L. Lacour, S. Laguna, I. Lai
Solar Requests for Proposals | State, Local, and Tribal Governments | NREL
who have a lot of experience in this area may handle the process on their own while others may decide greatest number of respondents and give the agency the greatest number of options. Solar RFP Elements As to the selection criteria. Sources Solar Powering Your Community: Key Elements of Solar Requests for
] View Images Details ID: SIL32-035-02 Enlarge Image View Images Details ID: SIL32-038-02 Enlarge Image View Images Details ID: SIL-2004_CT_6_1 Enlarge Image View Images Details ID: SIL32-010-01 Enlarge Image View Images Details ID: SIL32-013-05 Enlarge Image View Images Details ID: SIL32-014-02 Enlarge
SMS Two Column Template: Smithsonian Marine Station (SMS) at Fort Pierce
appreciation of this invaluable natural resource. My image My image My image My image My image Discover: - over difference in IRL water quality Check Out: - the IRL Photo Gallery - the IRL Species Image Collection Downloads: - Species Database - IRL Species Bibliography My image My image My image My image My image EOL
Chief Information Officer > DoDSection508 > Std_Stmt
Skip to main content (Press Enter). Toggle navigation Chief Information Officer Search Search Chief Information Officer: Search Search Chief Information Officer: Search Chief Information Officer U.S. Department of Defense Chief Information Officer Home About DoD CIO Bios Organization DCIO C4&IIC DCIO IE
Chief Information Officer - U.S. Department of Defense
Skip to main content (Press Enter). Toggle navigation Chief Information Officer Search Search Chief Information Officer: Search Search Chief Information Officer: Search Chief Information Officer U.S. Department of Defense Chief Information Officer Home About DoD CIO Bios Organization DCIO C4&IIC DCIO IE
has the ability to view various parts of a frog from many different angles, and with the different here - the Virtual Dissection Kit - has been accessed by 50,000 different sites, in over 50 different form document that is a translation of the user interface into a different language (the Virtual Frog
Welcome - TampaBay.WaterAtlas.org
An edition of: WaterAtlas.orgPresented By: USF Water Institute Choose a Water Atlas Charlotte Harbor NEP Water Atlas Hillsborough County Water Atlas Lake County Water Atlas Manatee County Water Atlas Orange County Water Atlas Pinellas County Water Atlas Polk County Water Atlas Sarasota County Water Atlas
Publications - GMC 430 | Alaska Division of Geological & Geophysical
: Formation hardness of Hemlock Formation cores after immersion in water and oil based fracturing fluids; and mechanics: Formation hardness of Hemlock Formation cores after immersion in water and oil based fracturing Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska
- nssl0057 Early stage of tornado formation. Photo #1 of a series of classic photographs of this tornado Available Publication of the U.S. Department of Commerce, National Oceanic & Atmospheric Adminstration NOAA Photo Library Banner Takes you to the Top Page Takes you to the About this Site page. Takes
Publications - GMC 303 | Alaska Division of Geological & Geophysical
DGGS GMC 303 Publication Details Title: The facies of the Ivishak Formation from conventional core , The facies of the Ivishak Formation from conventional core descriptions, electric logs, and Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska
NCEP Operational HWRF Forecasting System
2010 Basin: North Atlantic Eastern North Pacific Central North Pacific Western North Pacific North ALBERTO01L North Atlantic: (1) active ALBERTO01L Eastern North Pacific: (0) active Central North Pacific: (0 ) active Western North Pacific: (0) active North Indian Ocean: (0) active Southern Hemisphere: (0) active Â
Wind Turbine Control Systems | Wind | NREL
Turbine Control Systems Wind Turbine Control Systems Advanced wind turbine controls can reduce the loads on wind turbine components while capturing more wind energy and converting it into electricity turbines. A photo of a wind turbine against blue sky with white blades on their sides in the foreground
Wind Energy Modeling and Simulation | Wind | NREL
Wind Energy Modeling and Simulation Wind Turbine Modeling and Simulation Wind turbines are unique wind turbines. It enables the analysis of a range of wind turbine configurations, including: Two- or (SOWFA) employs computational fluid dynamics to allow users to investigate wind turbine and wind power
Systems Engineering Workshop 2017 | Wind | NREL
Energy for Wind Systems Today Cost and Value of Wind Power-Implications of Wind Turbine Design, János Aaron Smith, PPI Session II: Uncertainty Impacts on Wind Turbine Design and Performance Mitigation of Wind Turbine Design Load Uncertainties, Anand Natarajan, DTU Wind Energy Uncertainty in the Wind
Research Library Science Briefs Science News Science Highlights Lab Organizations Science Programs Applied Innovation Research Capabilities Deploying Innovation Technology Opportunities Innovation in New Mexico Los Laboratory Delivering science and technology to protect our nation and promote world stability Science &
veggies? Federal Pesticide Regulation Pesticides and Human Health Regulating Organic Food Production fruit and veggies? Federal Pesticide Regulation Pesticides and Human Health Regulating Organic Food ; Environment Human Health Animal Health Safe Use Practices Food Safety Environment Air Water Soil Wildlife
-- OAS Intranet -- Sunday 27 May 2018 Approved Program-Budget 2018 Proposed Program-Budget 2018 Approved Program-Budget 2017 Proposed Program-Budget 2017 Approved Program-Budget 2016 Proposed Program -Budget 2016 Approved Program-Budget 2015 Proposed Program-Budget 2015 Approved Program-Budget 2014
National Centers for Environmental Prediction
DIFFERENT BETWEEN THE 12-KM NAM PARENT DOMAIN AND THE NAM CONUS NEST? (04 Nov 2011, updated 13 April 2017 . Back to Table of Contents WHY IS THE QPF DIFFERENT BETWEEN THE 12-KM NAM PARENT DOMAIN AND THE NAM different QPF fields between the 12km NAM parent and the NAM nests. 13 April 2017 update: In the 12 August
NOAA Weather Radio - Using NWR SAME
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing Transmitter Outages FAQ NWR - Special Needs ESPAÃOL Español Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el
NOAA Weather Radio - EAS Event Codes
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing Transmitter Outages FAQ NWR - Special Needs ESPAÃOL Español Condado de cobertura Listado de estación Lista de Emisora y Cobertura Acerca de NWR ESTACIONES NACIONAL Información General Información Para el
NOAA Weather Radio - Station Listing
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The Sky This Week, 2016 April 26 - May 3 - Naval Oceanography Portal
the week coursing through the summer Milky Way, skirting the southern reaches of the ecliptic in the morning sky. Last Quarter occurs on the 29th at 11:29 pm Eastern Daylight Time. As Luna wanes through her begins on the 29th and lasts through May 8th. This month's target constellation is Leo, the Lion, which
The Evolving Search for the Nature of Dark Energy | Berkeley Lab
percent of its contents is ordinary matter, 24 percent is dark matter, and all the rest is dark energy ordinary matter, 24 percent is dark matter, and all the rest is dark energy - unless there's a flaw in our Universe, and it's pushing all the rest - ordinary matter and dark matter - farther apart at an ever
Chief Information Officer > About DoD CIO > Organization > DCIO CS
Skip to main content (Press Enter). Toggle navigation Chief Information Officer Search Search Chief Information Officer: Search Search Chief Information Officer: Search Chief Information Officer U.S. Department of Defense Chief Information Officer Home About DoD CIO Bios Organization DCIO C4&IIC DCIO IE
Defense.gov - Special Report - Progress Report: Department of Defense
the need to re-shape and re-balance the direction of the Department and an increasingly challenging capabilities, requirements, risks and needs for the purpose of shifting the Department toward a different , the Landing Platform Dock ship and Mobile Landing Platform ship; and Completing production of the C-17
Publications - PIR 2015-5 | Alaska Division of Geological & Geophysical
superposition of strike-slip and reverse-slip faults in the Bruin Bay fault system, Ursus Head, lower Cook Inlet , Preliminary investigation of fracture populations in Mesozoic strata of the Cook Inlet forearc basin: Iniskin observations: Continued facies analysis of the Lower Jurassic Talkeetna Formation, north Chinitna Bay, Alaska
Publications - GMC 329 | Alaska Division of Geological & Geophysical
Bee Creek 1976 holes of Chignik C2 Quadrangle (B-1, 265'; B-2, 500'; B-3, 500'; B-4, 300' and B-5, 300 the Bee Creek 1976 holes of Chignik C2 Quadrangle (B-1, 265'; B-2, 500'; B-3, 500'; B-4, 300' and B-5
Search For Go NWS All NOAA NWR Recepción El área de la recepción nominal para un receptor de Radio cosas afectan la recepción de señas de la radio. Por ejemplo, las extensiones grandes de agua de sal de NWR. Siga leyendo si está dentro del área pero tiene dificultad con recepción. Su seña de la
Research | Photovoltaic Research | NREL
-V cells Hybrid tandems Polycrystalline Thin-Film PV CdTe solar cells CIGS solar cells Perovskites and Organic PV Perovskite solar cells Organic PV solar cells Advanced Materials, Devices, and Science Interfacial and Surface Science Reliability and Engineering Real-Time PV and Solar Resource
transfer and materials science to the development of high-performance building components. He is member of the Building Energy Science Group, his research focuses on the application of fundamental heat particularly interested in the development of novel opaque insulation and window frame materials using nano
Water Power Research | Water Power | NREL
Water Power Research Water Power Research NREL conducts water power research; develops design tools Columbia River, Washington. Hydropower Research Hydropower technologies convert the energy of water moving ; and evaluates, validates, and supports the demonstration of innovative water power technologies. Photo
on the formation of higher efficiency formamidinium lead triiodide-based solar cells," Chem -0003-2019-4298 Dr. Mengjin Yang received his Ph.D. in Materials Science from the University of Pittsburgh, where he investigated nanomaterials for solar energy conversion under the supervision of Prof
Geothermal Energy | Climate Neutral Research Campuses | NREL
Geothermal Energy Geothermal Energy Research campuses can take advantage of geothermal resources sections that describe how examining geothermal energy may fit into your climate action plans. Campus Options Considerations Sample Project Related Links Campus Geothermal Energy Options Campuses can use
Battery Control Algorithms | Transportation Research | NREL
publications. Accounting for Lithium-Ion Battery Degradation in Electric Vehicle Charging Optimization Advanced Reformulation of Lithium-Ion Battery Models for Enabling Electric Transportation Fail-Safe Design for Large Capacity Lithium-Ion Battery Systems Contact Ying Shi Email | 303-275-4240
NREL: News - Winner of Solar Decathlon to be Announced
Winner of Solar Decathlon to be Announced Friday, October 4, 2002 Washington, D.C.- The winner of National Gallery of Art Note: All houses competing in the Solar Decathlon will be open to the public from 9 the U.S. Department of Energy's first Solar Decathlon will be announced noon, Saturday, October 6 in
Preserving the Dark Skies La Oficina de Protección de la Calidad del Cielo del Norte de Chile - OPCC Light view Cerro Pachón CTIO/AURA La Serena Facilities The "El Totoral" Reserve, Cerro Tololo and . back to top Sky Brightness over Cerro Pachón and Cerro Tololo Light pollution from nearby cities (La
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Professors Senior Mentor Biographies Fact Sheets Commander's Call Topics CCT Archive CSAF Reading List 2017 CSAF Reading List 2016 CSAF Reading List 2015 CSAF Reading List 2014 CSAF Reading List 2013 CSAF Reading List 2012 CSAF Reading List 2011 CSAF Reading List 2010 CSAF Reading List 2009 CSAF Reading List
National Wind Technology Center | NREL
. Wind Energy Research Wind turbine blade Wind energy research at the NWTC allows for validation and verification of large and small components and wind turbine systems. Photo by Dennis Schroeder / NREL 40935 Wind energy research at the NWTC has pioneered wind turbine components, systems, and modeling methods
Astronomical Information Center - Naval Oceanography Portal
section Advanced Search... Sections Home Time Earth Orientation Astronomy Meteorology Oceanography Ice You the Moon Illuminated Time Universal Time and Greenwich Mean Time What is Terrestrial Time? Computing Greenwich Apparent Sidereal Time What are the U.S. Time Zones? World Time Zone Map When Does Daylight Time
Alternative Fuels Data Center: Data Downloads
Data Downloads to someone by E-mail Share Alternative Fuels Data Center: Data Downloads on Facebook Tweet about Alternative Fuels Data Center: Data Downloads on Twitter Bookmark Alternative Fuels Data Center: Data Downloads on Google Bookmark Alternative Fuels Data Center: Data Downloads on Delicious Rank
Home Page, Alaska Department of Fish and Game
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CAEBAT Model Featured on American Chemical Society Journal Tenth
University's School of Mechanical Engineering has yielded new insights for lithium-ion (Li-ion) battery corresponding article, "Secondary-Phase Stochastics in Lithium-Ion Battery Electrodes" detailing the microstructural modifications can greatly improve overall Li-ion battery performance. The value of this work is
Energy Storage News | Transportation | Transportation Research | NREL
NREL/Purdue team's corresponding article, "Secondary-Phase Stochastics in Lithium-Ion Battery by NREL and NASA, the Battery ISC Device revolutionizes the way lithium-ion (Li-ion) batteries are collaboration with Purdue University's School of Mechanical Engineering has yielded new insights for lithium-ion
News and Feature Stories | NREL
insights for lithium-ion (Li-ion) battery electrodes at the microstructural level, that can lead to Lithium-Ion Battery Electrodes" detailing the research and resulting discoveries, is showcased inside 19th annual Middle School Electric Car Competition, where students raced solar and lithium-ion powered
Publications - GMC 73 | Alaska Division of Geological & Geophysical Surveys
following seven NPRA wells: Fish Creek test well #1; Oumalik test well #1; Peard test well #1; Tunalik #1 ; Umiat test well #11; Wolf Creek test well #3; and Walapka test well #1 Authors: Unknown Publication Date wells: Fish Creek test well #1; Oumalik test well #1; Peard test well #1; Tunalik #1; Umiat test well
Nolan Wilson Nolan Wilson Postdoctoral Researcher-Chemical Engineering Nolan.Wilson@nrel.gov | 303 Ph.D., Chemical and Biomolecular Engineering, Clemson University, 2014 M.S., Chemical and Biomolecular Engineering, Clemson University, 2012 B.S., Chemical Engineering, Auburn University, 2007 Professional
information on the ecology of the species, its impacts and management, a comprehensive bibliography and a list ) General Impact information Management information Distribution The Distribution page presents the global page collates management information from the profile narrative page plus location-specific management
Staff - Trent D. Hubbard | Alaska Division of Geological & Geophysical
, R.P., Darrow, M.M., and Hubbard, T.D., 2015, Influence of catchment properties on stability of frozen : Evaluating geologic hazards and the distribution and character of geologic materials on Alaska's North Slope Professor, Department of Biology and Earth Sciences, University of Central Missouri, Warrensburg, MO 2003
Standard Terms and Conditions | NREL
and Technical Services Subcontracts, Cost-Type (1) Cost Sharing (2) Cost Reimbursement (3) Cost Plus Than Foreign) (1) Cost Sharing (2) Cost Reimbursement (2) Cost Plus Fixed Fee. Appendix B-10 (12/15/16 /15/16) Standard Terms and Conditions for Travel Requirements (1) Cost Sharing (2) Cost Reimbursement
Publications - PIR 2015-5-8 | Alaska Division of Geological & Geophysical
lower sandstone member of the Upper Jurassic Naknek Formation, northern Chinitna Bay, Alaska, in Wartes member of the Upper Jurassic Naknek Formation, northern Chinitna Bay, Alaska Authors: Wartes, M.A Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska
Publications - PIR 2015-5-4 | Alaska Division of Geological & Geophysical
facies analysis of the Lower Jurassic Talkeetna Formation, north Chinitna Bay, Alaska, in Wartes, M.A of the Lower Jurassic Talkeetna Formation, north Chinitna Bay, Alaska Authors: Bull, K.F. Publication Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska
Presentations - Herriott, T.M. and others, 2011 | Alaska Division of
Details Title: Detailed geologic mapping and overview of structural and stratigraphic studies in the east Resident Business in Alaska Visiting Alaska State Employees DGGS State of Alaska search Alaska Division of in the east-central North Slope foothills, Alaska (poster): 3P Arctic, The Polar Petroleum Potential
Idaho Water Resources Research Institute
Students Parents Alumni Faculty & Staff students walk on University of Idaho campus Visit U of I Learn Visit Students on Campus Title IX Helping to ensure U of I is a safe and engaging place for students to Diversity Athletics Events News Directory A - Z Prospective Students Current Students Parents Alumni Faculty
First International Workshop on Grid Simulator Testing of Wind Turbine
of Wind Turbine Drivetrains First International Workshop on Grid Simulator Testing of Wind Turbine Wind Turbine Drivetrains June 13-14, 2013, at the National Wind Technology Center near Boulder apparatuses involved in grid compliance testing of utility-scale wind turbine generators. This includes both
Community Solar | State, Local, and Tribal Governments | NREL
distributed generation owners for the power that their systems contribute to the grid. Community solar generation from an offsite solar system. Some form of VNM must exist for community solar to work properly so Electric Power Association. Community Solar: NREL's Working Group on Community Solar Gardens meeting
NREL Projects Awarded More Than $3 Million to Advance Novel Solar
in Grid Operations," evaluating a research solution to better integrate solar power generation funding program, which advances state-of-the-art techniques for predicting solar power generation to Office to advance predictive modeling of solar power as part of its Solar Forecasting 2 funding program
Scanning Defect Mapping | Photovoltaic Research | NREL
SDMS moves the treated wafer across a stationary laser beam and maps the defects for each location on the wafer. The amount of light reflected from an area is proportional to the dislocation density for that area and provides a direct statistical count of the number of dislocations. PV Research Other
Climate Prediction Center - Seasonal Outlook
ACCOUNT FOR THE LATEST DYNAMICAL AND STATISTICAL GUIDANCE. LONG TERM TRENDS ACCOUNT FOR THE FAMILIAR U Time. Please consult the schedule of 30 & 90-day outlooks for exact release dates. Text Discussions COLLEGE PARK MD 830 AM EDT THU MAY 17 2018 SUMMARY OF THE OUTLOOK FOR NON-TECHNICAL USERS ENSO NEUTRAL
Project Development Model | Integrated Energy Solutions | NREL
. The five elements of project fundamentals are: Baseline: Analyze the current situation for the site . The two-phase iterative model includes elements in project fundamentals and project development based State and Local Energy Data (SLED) tool, developed by NREL for the U.S. Department of Energy, to get
Rare Earth Elements | Alaska Division of Geological & Geophysical Surveys
- Mineral Resources main content Rare Earth Elements Rare earth elements and the supply and demand of these deposits containing rare earth elements to meet the perceived future demand. High prices for rare earth earth element occurrences in the DGGS publications catalog. Department of Natural Resources, Division of
John B. Goodenough, Cathode Materials, and Rechargeable Lithium-ion
cathode materials for the lithium-ion rechargeable battery that is ubiquitous in todayÂs portable conductors has enabled realization of the rechargeable lithium-ion battery used in cellular telephones and Goodenough, the rechargeable lithium ion battery, and related research is available in electronic documents
La Aventura de las PartÃculas
ciertas formas fundamentales. Explore las siguientes rutas que le explicarán la materia del universo! La grande del logo de la Ruta SM) La ruta de las evidencias experimentales : aprenda como los fÃsicos diseà explicación de los "por qué" de las interacciones fÃsicas hay todavÃa muchos misterios por
NOAA Weather Radio - Información General
logo La Radio de Canada NWR receiver logo recepción COVERAGE County Coverage Listings State Coverage Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing Search For Go NWS All NOAA Información General NWR receiver logo Información de Fondo (incluyendo
Search GO Special Result of the Week Toward a high-intensity muon source Impact of a single pulse of 12 x moment of impact (T=0); b) 9ms after impact; c) 15ms after impact. To solve the mysteries of nature 1012 protons at 14 GeV on a 1cm-wide jet of mercury flowing at 15m/s in a 10T solenoid field: a) at the
Xiaowen Chen Photo of Xiaowen Chen Xiaowen Chen Researcher IV-Chemical Engineering Xiaowen.Chen Education Ph.D., Chemical Engineering, University of Maine, 2009 M.S., Chemical Engineering, University of Maine, 2005 B.S., Chemical Engineering in Polymer Science and Technology, Nanjing University of Science
Sandia National Laboratories: Research: R&D 100 Awards
high radiation environments such as space. Watch the video. control system for active damping of inter first commercially available, high-voltage, high-frequency, high-current, high-temperature, single-chip Materials Science Nanodevices & Microsystems Radiation Effects & High Energy Density Science
logo and clouds NSSL is one of the National Oceanic and Atmospheric Administration's internationally of tornado Tornadoes picture of vintage doppler radar Instruments picture of clouds Sky Scenes -known Environmental Research Laboratories, leading the way in investigations of all aspects of severe
Financial Officer Finance Section Office of the Chief Operating Officer Facilities Engineering Services Accelerator Division Accelerator Physics Center Office of the Chief Safety Officer Environment, Safety, Health and Quality Section Office of the Chief Project Officer Office of Project Support Services Office of
Tuberculosis Reports - UDOH-EPI
Tuberculosis Tuberculosis Reports Tuberculosis Reports Tuberculosis Utah Reports Tuberculosis in Utah - Five (IBIS-PH) Tuberculosis 2015 Monthy Reports January February March April May June Tuberculosis National Reports National TB Data and Statistics Tuberculosis Global Reports TB Incidence Map by country TB
of residential solar PV markets. Eric leads the lab's solar data partnerships program. Eric's current green power market research. Research Interests Economic analysis, econometrics, distributed solar PV . Ardani, R. Margolis. 2018. Solar plus: Optimization of distributed solar PV through battery storage and
Photovoltaics | Climate Neutral Research Campuses | NREL
Photovoltaics Photovoltaics Solar photovoltaics (PV) is a mature, commercially available technology arrays. Campus Solar Energy Options A PV system requires periodic maintenance, but upkeep averages two to undertaking a solar energy assessment or PV installation. Solar Energy Resources Solar energy production
University of Maryland MRSEC - Education: Resources
. University of Maryland Materials Research Science and Engineering Center Home About Us Leadership Moments in MSE The Materials Science and Engineering Career Resources Center Materials Research Society Central Super Science Fair Projects: Ideas, Topics, & Experiments All Science Fair Projects Science
Pesticide Information for Veterinarians
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costs and benefits of pesticides to society. They try to identify the potential risks on human health ; Environment Human Health Animal Health Safe Use Practices Food Safety Environment Air Water Soil Wildlife Ingredients Low-Risk Pesticides Organic Pesticide Ingredients Pesticide Incidents Human Exposure Pet Exposure
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The Evolving Market Structure of the U.S. Residential Solar PV Installation
Solar PV Installation Industry, 2000-2016 The Evolving Market Structure of the U.S. Residential Solar PV residential solar photovoltaic (PV) system and that the residential PV installation industry has become more concentrated over time. From 2000 to 2016, the U.S. residential solar photovoltaic (PV) installation industry
DefenseLink.mil - Pentagon Memorial Dedication
Dept. photo by Army Staff Sgt. Michael J. Carden An entry stone at the Pentagon Memorial lists the their lives during the Sept. 11 terrorist attack on the Pentagon. Photo by Staff Sgt. Michael J. Carden Staff Sgt. Michael J. Carden A member of The United States Air Force Band practices before the start of
O, Canada: NREL Partnership Produces New Take on Alternative Fueling
Fueling Station Locator. The tool, which is part of a significant investment by the Canadian government to to develop a modern, bilingual web tool that makes it easier for drivers of alternative fuel vehicles Locator Tool March 5, 2018 Word of the National Renewable Energy Laboratory's (NREL) deep transportation
Publications - PIR 2015-5-9 | Alaska Division of Geological & Geophysical
content DGGS PIR 2015-5-9 Publication Details Title: Evidence of a submarine canyon in the Snug Harbor ., Decker, P.L., and Wartes, M.A., 2015, Evidence of a submarine canyon in the Snug Harbor Siltstone and Pomeroy Arkose Members, Naknek Formation, south-central Alaska: Implications for the distribution of
Visualization and Analytics Software Tools for Peregrine System |
R is a language and environment for statistical computing and graphics. Go to the R web site for System Visualization and Analytics Software Tools for Peregrine System Learn about the available visualization for OpenGL-based applications. For more information, please go to the FastX page. ParaView An open
Inventory of File gfs.t06z.smartguam00.tm00.grib2
boundary layer WDIR analysis Wind Direction (from which blowing) [degtrue] 013 planetary boundary layer WIND analysis Wind Speed [m/s] 014 planetary boundary layer RH analysis Relative Humidity [%] 015 planetary boundary layer DIST analysis Geometric Height [m] 016 surface 4LFTX analysis Best (4 layer) Lifted
Lewis John Lewis John Lewis Researcher IV-Chemical Engineering John.Lewis@nrel.gov | 303-275-3021 Education Ph.D. Chemical Engineering, California Institute of Technology, Pasadena, CA, 1996 M.S. Chemical Engineering, California Institute of Technology, Pasadena, CA, 1993 B.S. Chemical Engineering, Texas A&M
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David Toback re-elected CDF co-spokesperson | News
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services. Marine Modeling and Analysis Branch Logo Click here to go to the EMC/MMAB homepage MMAB Mission Statement The Marine Modeling and Analysis Branch is part of the Environmental Modeling Center, which is Environmental Prediction Environmental Modeling Center Marine Modeling and Analysis Branch 5830 University
Materials and Devices | Photovoltaic Research | NREL
Polycrystalline Thin-Film PV Cadmium telluride (CdTe) solar cells Copper indium gallium diselenide (CIGS) solar cells Perovskite and Organic PV Perovskite solar cells Perovskite Patent Portfolio Organic PV (OPV ) solar cells Advanced Materials, Devices, and Concepts We explore new PV materials using high-throughput
Silicon Materials and Devices R&D | Photovoltaic Research | NREL
" and "Si-based Tandem Solar Cells"), Next Generation Photovoltaics (NextGen PV III), and devices, especially for photovoltaic (PV) cell applications. PV Research Other Materials & Devices pages: High-Efficiency Crystalline PV Polycrystalline Thin-Film PV Perovskite and Organic PV Advanced PV
Water Resource Sustainability Conference 2015
| Honolulu, Hawaii Presented By Water Resources Research Center (WRRC), Hawaii and American Samoa Water and Environmental Research Institute (WERI), Guam Puerto Rico Water Resources and Environmental Research Institute (PRWRERI), Puerto Rico The Virgin Islands Water Resources Research Institute (VI-WRRI), U. S. Virgin
reached the mature stage of formation. Image ID: nssl0065, NOAA's National Severe Storms Laboratory (NSSL Available Publication of the U.S. Department of Commerce, National Oceanic & Atmospheric Adminstration NOAA Photo Library Banner Takes you to the Top Page Takes you to the About this Site page. Takes
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Wind Maps | Geospatial Data Science | NREL
Wind Maps Wind Maps Wind Prospector This GIS application supports resource assessment and data exploration for wind development. This collection of wind maps and assessments details the wind resource in Geospatial Data Science Team. National Wind Resource Assessment The national wind resource assessment was
in hard hats standing on top of a large wind turbine overlooking several other wind turbines in the Framework Transforms FAST Wind Turbine Modeling Tool NREL Assesses National Design Standards for Offshore Wind Resource NREL Identifies Investments for Wind Turbine Drivetrain Technologies Awards R&D 100
@NWTC Newsletter: Fall 2013 | Wind | NREL
Assessment of the U.S. Wind Industry in 2012 NREL Identifies Investments for Wind Turbine Drivetrain , medium-speed, medium-voltage wind turbine drivetrain design. Tapping into unparalleled expertise, the The drivetrain of a wind turbine converts the power of the wind into electrical energy. Now
Geothermal Maps | Geospatial Data Science | NREL
presented in these maps was aggregated from the Geothermal Energy Association 2014 Annual U.S. and Global Geothermal Maps Geothermal Maps Our geothermal map collection covers U.S. geothermal power plants , geothermal resource potential, and geothermal power generation. If you have difficulty accessing these maps
NREL: Renewable Resource Data Center - Geothermal Resource Information
Energy's Office of Energy Efficiency and Renewable Energy Geothermal Technologies Program. Its collection , and thermal springs. View NREL's Geothermal resource maps as well as maps for other renewable energy Geothermal Resource Information Geothermal Prospector Start exploring U.S. geothermal resources
content of resource. contentinfo contains meta information about the content on the page or the page as a Applications Vocabulary alert A message with important, and usually time-sensitive, information. Also see : true, false, or mixed. columnheader A cell containing header information for a column. combobox A
pesticides, the EPA works to protect human health and the environment. The EPA works cooperatively with state ; Environment Human Health Animal Health Safe Use Practices Food Safety Environment Air Water Soil Wildlife Ingredients Low-Risk Pesticides Organic Pesticide Ingredients Pesticide Incidents Human Exposure Pet Exposure
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fueled for the fleet to be subject to the regulatory requirements. Under Standard Compliance, the AFVs that may be used toward compliance or banked once the fleet achieves compliance for investments in composition. For more information, visit the EPAct State and Alternative Fuel Provider Fleets website
Origin of the Chemical Elements and Their Discoveries [added 1/2007] National Laboratories and Other to the content of DOE R&D Accomplishments. Celebrating Einstein - series of articles about Albert Einstein and his work [added 3/2005] Compact Portable Electric Power Sources [added 1/2007] History of the
Fermilab | Science | Historic Results
quark since the discovery of the bottom quark at Fermilab through fixed-target experiments in 1977. Both cosmic rays. Researchers previously had assumed that cosmic rays approach the Earth uniformly from random impact the Earth generally come from the direction of active galactic nuclei. Many large galaxies
ACHP | Defense Department Compliance with NHPA
NHPA: Section 202(a)(6) Evaluation Report Defense Department Compliance with the National Historic )(6) Evaluation Report is a preliminary step in helping the Department of Defense marshall its Search skip specific nav links Home arrow Publications arrow Intro: Defense Department Compliance with
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of the Navy Chief Of Naval Operations Master Chief Petty Officer Of The Navy Chief Of Naval Personnel Pentagon Hall of Heroes On May 25, Medal of Honor recipient retired Master Chief Petty Officer (SEAL Of Naval Operations Master Chief Petty Officer Of The Navy Chief Of Naval Personnel Biographies SES
ACHP | News | President Bush Issues Executive Order on Preserve America
requirements of subsections 3(a)-(c) of this order. To assist agencies, the Council, in consultation with the Preservation Officer in accordance with section 110(c) of the NHPA. The senior official shall ensure that the public benefit from, and access to, Federally owned historic properties. (c) The Council is directed to
Publications - GMC 9 | Alaska Division of Geological & Geophysical Surveys
; Texaco West Kavik #1; Canning River B-1; ARCO Kavik #1; Forest Kemik #1; BP Kemik #2; Canning River A-1 ; Toolik Federal #1 Authors: Curiale, J.A. Publication Date: 1982 Publisher: Alaska Division of Geological eight North Slope wells: Mobil West Staines #2; Texaco West Kavik #1; Canning River B-1; ARCO Kavik #1
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Energy-Water Nexus and Energy Systems Integration | Energy Systems
on a new area of research geared at finding ways to balance our water use for power systems. Photo of a body of water NREL's research explores the relationship between how much water is evaporated to spectrum. Learn more about NREL's energy-water nexus research. Team with us on water-energy nexus research
NREL to Lead Novel Field Demonstration of Wind Turbine Control at the Wind
Power Plant Level | News | NREL to Lead Novel Field Demonstration of Wind Turbine Control at the Wind Power Plant Level NREL to Lead Novel Field Demonstration of Wind Turbine Control at the Wind to test wind turbine technology controls at the overall wind power plant level. This is a significant
Alternative Fuels Data Center: Maps and Data
2014 2015 2016 Acura 1 2 1 Audi 6 6 7 7 Bentley Motors 3 3 4 4 3 BMW 1 3 1 3 6 6 5 Buick 1 1 1 3 4 5 1 3 2 Cadillac 2 2 4 4 6 4 2 1 Chevrolet 1 2 3 1 4 4 6 5 7 7 8 7 8 9 11 10 11 14 20 26 24 30 27 Chrysler 2 2 3 2 4 1 1 1 3 3 4 2 3 3 3 3 5 5 Coda Automotive 1 1 0 Dodge 2 2 3 7 5 1 4 4 6 6 6 2 4 5 5 5 6
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group within the Collider Accelerator (C-A) Department. The Advanced Accelerator Group, a group within ://www.tvdg.bnl.gov/index.html that also has links to the C-A and other BNL information. We hope your stay at policies are outlined in the Employees' Handbook, the BNL ES&H Standards the C-A Operations Procedure
Programación Español Listado de estación Explicacion de SAME Coverage Station Listing County Listing Search For Go NWS All NOAA Lista de Emisora y Cobertura Seleccione aquà para radiofrecuencias (La lista Transmitter Outages FAQ NWR - Special Needs ESPAÃOL Español Condado de cobertura Listado de estación Lista
Concentrating Solar Power Projects - Morón | Concentrating Solar Power |
, 2018 Project Overview Project Name: Morón Country: Spain Location: Morón de la Frontera (Seville ? Background Technology: Parabolic trough Status: Operational Country: Spain City: Morón de la Frontera Region NREL Morón This page provides information on Morón, a concentrating solar power (CSP) project
Index of /data/nccf/com/gens/prod
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From Nigel Lockyer: Five things you should know | News
Financial Officer Finance Section Office of the Chief Operating Officer Facilities Engineering Services Accelerator Division Accelerator Physics Center Office of the Chief Safety Officer Environment, Safety, Health and Quality Section Office of the Chief Project Officer Office of Project Support Services Office of
MicroBooNE project team recognized by Department of Energy | News
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Power Association (SEPA), produced a webinar Utility Participation in the Roof Top Solar PV Market with ). These leaders are pioneering utility-owned rooftop solar programs to broaden the reach of solar PV utility hired solar PV developers who, representing CPS Energy, will install, own, and maintain solar
Solar Plus: A Holistic Approach to Distributed Solar PV | Solar Research |
NREL Plus: A Holistic Approach to Distributed Solar PV Solar Plus: A Holistic Approach to Distributed Solar PV A new NREL report analyzes "solar plus," an emerging approach to distributed solar photovoltaic (PV) deployment that uses energy storage and controllable devices to optimize
2015 PV Solar Resource Workshop | Photovoltaic Research | NREL
PV Solar Resource Workshop 2015 PV Solar Resource Workshop Friday, February 27, 2015 Chairs understand the solar resource available to PV plants and opportunities for the community to improve over the as Adobe Acrobat PDFs. Solar Resource Needs for Prediction and Monitoring of PV Performance
The New Jersey Water Resources Research Institute at Rutgers NJAES
Rutgers New Jersey Agricultural Experiment Station [The New Jersey Water Resources Research wetland Program Areas The New Jersey Water Resources Research Institute (NJWRRI) is a federally-funded water in the state. Its mission is to: sponsor research on all aspects of water quality, water quantity
Energy Systems Integration Facility Insight Center | Energy Systems
simulation data. Photo of researchers studying data on a 3-D power system profile depicting the interaction of renewable energy resources on the grid. Capabilities The Insight Center offers the following Integration Facility Insight Center Located adjacent to the Energy System Integration Facility's High
NREL Leads Wind Farm Modeling Research - Continuum Magazine | NREL
ten 2-MW Bonus wind turbines. Photo provided by HC Sorensen, Middelgrunden Wind Turbine Cooperative ) has created complex computer modeling tools to improve wind turbine design and overall wind farm activity surrounding a multi-megawatt wind turbine. In addition to its work with Doppler LIDAR, the
@NWTC Newsletter: Summer 2014 | Wind | NREL
, Developmental Role in Major Wind Journal Boosting Wind Plant Power Output by 4%-5% through Coordinated Turbine . Part 2: Wind Farm Wake Models New Framework Transforms FAST Wind Turbine Modeling Tool (Fact Sheet ) Sensitivity Analysis of Wind Plant Performance to Key Turbine Design Parameters: A Systems Engineering
Geothermal Energy Basics | NREL
Geothermal Energy Basics Geothermal Energy Basics Many technologies have been developed to take advantage of geothermal energy-the heat from the earth. This heat can be drawn from several sources: hot hot spring. The Earth's heat-called geothermal energy-escapes as steam at a hot springs in Nevada
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-redshifted), Observed Flux, Statistical Error (Based on the optimal extraction algorithm of the IRAF packages were acquired using different instrumental settings for the blue and red parts of the spectrum to avoid extracted for systematics checks of the wavelength calibration. Wavelength and flux calibration were applied
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. Education Ph.D., Computer Science, Colorado School of Mines M.S., Computer Science, University of Queensland B.S., Computer Science, Colorado School of Mines Brunhart-Lupo Nicholas Brunhart-Lupo Computational Science Nicholas.Brunhart-Lupo@nrel.gov
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Bobi A. Garrett - Deputy Laboratory Director and Chief Operating Officer
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§ 800.10(c) provides further direction for the ACHP to consider requesting the preparation of a Reports Background. Section 213 of the National Historic Preservation Act (NHPA) [16 U.S.C. § 470u ] directs the Secretary of the Interior (Secretary), if requested by the Chairman of the Advisory Council on
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Exploring Renewable Energy Integration in California - Text Version |
look at different penetrations of solar and understand how the duck chart shape change and how much analyses and different scenario analyses to understand the key drivers behind these challenges. Today, we each of our different scenarios. We have three different renewable portfolios that we looked at. On the
Presentations - Herriott, T.M. and others, 2015 | Alaska Division of
Details Title: Sequence stratigraphic framework of the Upper Jurassic Naknek Formation, Cook Inlet forearc Resident Business in Alaska Visiting Alaska State Employees DGGS State of Alaska search Alaska Division of ., Wartes, M.A., and Decker, P.L., 2015, Sequence stratigraphic framework of the Upper Jurassic Naknek
Defenselink Special: Remembering September 11, 2001 - Six Years Later ...
Sept. 11 Memorial observance, honoring the 184 people who perished when American Airline 77 crashed observance today honoring the 184 people who perished when American Airlines Flight 77 crashed into the , Irwin gets emotional quickly when talking about the day that 184 people died here. One-hundred twenty
Wind Data | Geospatial Data Science | NREL
Class 3 or greater are suitable for most utility-scale wind turbine applications, whereas class 2 areas ) with adequate wind resource for wind turbine applications may exist in some Class 1 areas. The degree Wind Data Wind Data These datasets detail the wind resource available in the United States. 50-m
-specific analysis can be used to assess the risk induced by loss of a wind turbine blade. The study used for different wind turbine configurations. The authors used assumptions specific to the National Wind ., failure rate for wind turbine rotors) are based on a 13-year-old report on wind turbines installed in
NREL: Renewable Resource Data Center - Wind Resource Information
and Actual Wind Turbine Sites (September 1982) and a Wind Energy Resource Atlas of the United States Wind Resource Information Photo of five wind turbines at the Nine Canyon Wind Project. The Nine Canyon Wind Project in Benton County, Washington, includes 37 wind turbines and 48 MW of capacity
NREL Research Determines Integration of Plug-in Electric Vehicles Should
transportation and energy systems engineer at NREL and author of the new Nature Energy paper, "Impact of Muratori, author of the new Nature Energy paper "Impact of Uncoordinated Plug-in Electric Vehicle Integration of Plug-in Electric Vehicles Should Play a Big Role in Future Electric System Planning News
Publications - SR 65 | Alaska Division of Geological & Geophysical Surveys
; Geophysical Surveys Comments: Your help is crucial in the compilation of future Alaska Minerals Reports. The quality and completeness of the information in these annual reports is dependent on input from all members of the mineral industry. Please take time to fill out the current mining and mineral activity
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; Geophysical Surveys Comments: Your help is crucial in the compilation of future Alaska Minerals Reports. The quality and completeness of the information in these annual reports is dependent on input from all members of the mineral industry. Please take time to fill out the current mining and mineral activity
radiation and therefore it cannot be seen, which has earned it the title Dark Matter. Dark matter rest (approximately three quarters) of all the matter and energy in the universe is referred to as dark energy. Dark matter is most commonly hypothesized to be made up of exotic particles such as WIMPS (Weakly
: Attend a Dark Matter Day event October 23, 2017 The world will soon be celebrating the hunt for the universe's most elusive matter in a series of Dark Matter Day events planned in over a dozen countries reveals most accurate measurement of dark matter structure in the universe August 3, 2017 Dark Energy
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New Jersey | Midmarket Solar Policies in the United States | Solar Research
| NRELA> Jersey New Jersey An arrow graphic shows that New Jersey's renewable portfolio standard property by a renewable system is exempt from property tax. Utility Incentive Programs The Board of Public incentive programs. Renewable Portfolio Standard New Jersey Board of Public Utilities: RPS Background New
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Richard T. (Rick) Elander | NREL
T. (Rick) Elander Photo of Rick Elander Richard Elander Researcher VI-Chemical Engineering Chemicals and AIChE Annual Meeting, multiple years Education M.S., Chemical Engineering (Biochemical Engineering), Colorado State University B.S., Chemical Engineering, University of Pennsylvania Professional
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PV & Solar Resource Testing Accelerated Testing & Analysis Systems Engineering Project Sandia National Laboratories' PV Performance Modeling Collaborative website. Jinko Solar. PV systems mounted on the ground. Jinko Solar PV Lifetime installation at NREL. need-alt Light-induced degradation
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For more information about solar photovoltaic energy, visit the following resources: Solar PV Photovoltaic Technology Basics Solar Photovoltaic Technology Basics Solar cells, also called photovoltaic (PV) cells by scientists, convert sunlight directly into electricity. PV gets its name from the
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Publications Publications NREL publishes a variety of publications related to geothermal energy geothermal energy research. Featured Publications Mexico's Geothermal Market Assessment Report NREL Technical investment in the country's geothermal energy sector. Since 2013, Mexico has enacted comprehensive reforms to
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Golden Rays - July 2017 | Solar Research | Solar Research | NREL
Operator, First Solar, and NREL tested a 300-MW PV plant to demonstrate that, with proper controls, PV can technique to measure charge-carrier transport in PV materials. Solar Plus: A Holistic Approach to Distribution Solar PV By optimizing how PV interacts with other electricity loads at the household- and grid
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Western Wind Data Set | Grid Modernization | NREL
replicates the stochastic nature of wind power plant output. NREL modeled hysteresis around wind turbine cut where wind speeds are often near wind turbine cut-out (~25 m/s), SCORE output does not replicate the Vestas V90). The hysteresis-corrected SCORE is an attempt to put the wind turbine hysteresis at cut-out
Wind Energy | Climate Neutral Research Campuses | NREL
turbine or wind farm is one of the few technologies that supplies renewable energy at the scale required . Before determining whether a site is suitable for a wind turbine, read the Wind Energy Siting Handbook Community College has installed a wind turbine on site and now offers an Associate Degree in wind energy and
Glossary | Efficient Windows Collaborative
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Publications - PDF 97-29I | Alaska Division of Geological & Geophysical
igneous rocks of the Tanana B-1 Quadrangle and vicinity Authors: Newberry, R.J., and Haug, S.A , and Sr isotopic data for igneous rocks of the Tanana B-1 Quadrangle and vicinity: Alaska Division of ; Isotopes; Plutonic; STATEMAP Project; Trace Elements; Volcanic Top of Page Department of Natural Resources
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layer WDIR analysis Wind Direction (from which blowing) [degtrue] 016 planetary boundary layer WIND analysis Wind Speed [m/s] 017 planetary boundary layer RH analysis Relative Humidity [%] 018 planetary boundary layer DIST analysis Geometric Height [m] 019 surface 4LFTX analysis Best (4 layer) Lifted Index [K
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Center for Adaptive Optics | News
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NREL: Renewable Resource Data Center - Geothermal Resource Related Links
from the following sources: U.S. Department of Energy Geothermal Technologies Office. National Geothermal Resource Related Links Comprehensive geothermal resource information is also available Geothermal Data System A portal to geothermal data. Southern Methodist University Geothermal Laboratory The
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Energy Analysis Research | Energy Analysis | NREL
innovation through integration. Illustration of NREL energy analysis research, including impact systems analysis integrates all aspects of our capability set to develop future energy system scenarios evaluate and understand the impact of markets, policies, and financing on technology uptake and the impact
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boundary layer WDIR 24 hour fcst Wind Direction (from which blowing) [degtrue] 016 planetary boundary layer WIND 24 hour fcst Wind Speed [m/s] 017 planetary boundary layer RH 24 hour fcst Relative Humidity [%] 018 planetary boundary layer DIST 24 hour fcst Geometric Height [m] 019 surface 4LFTX 24 hour fcst
Publications - NL 2002-1 | Alaska Division of Geological & Geophysical
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Modeling Mesoscale Modeling Marine Modeling and Analysis Teams Climate Data Assimilation Ensembles and Post Ice group works on sea ice analysis from satellite, sea ice modeling, and ice-atmosphere-ocean / VISION | About EMC Analysis Drift Model KISS Model Numerical Forecast Systems The Polar and Great Lakes
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Midscale Commercial Solar Market | Solar Research | NREL
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Publications - SR 37 | Alaska Division of Geological & Geophysical Surveys
Skip to content State of Alaska myAlaska My Government Resident Business in Alaska Visiting Alaska Section; Resource Assessment; Tyonek Formation; Type Section Top of Page Department of Natural Resources State Employees DGGS State of Alaska search Alaska Division of Geological & Geophysical Surveys Home
Presentations - Twelker, Evan and others, 2014 | Alaska Division of
Resident Business in Alaska Visiting Alaska State Employees DGGS State of Alaska search Alaska Division of Details Title: Preliminary results from 2014 geologic mapping in the Talkeetna Mountains, Alaska Lande, Lauren, 2014, Preliminary results from 2014 geologic mapping in the Talkeetna Mountains, Alaska
Distributed Wind Research | Wind | NREL
evaluation, and improve wind turbine and wind power plant performance. A photo of a snowy road leading to a single wind turbine surrounded by snow-covered pine trees against blue sky. Capabilities NREL's power plant and small wind turbine development. Algorithms and programs exist for simulating, designing
NREL: Renewable Resource Data Center - Webmaster
Version RReDC Home Biomass Resource Information Geothermal Resource Information Solar Resource Information laboratory of the U.S. Department of Energy, Office of Energy Efficiency and Renewable Energy, operated by the Alliance for Sustainable Energy, LLC. NREL U.S. Department of Energy Office of Energy Efficiency
NREL: News - New Energy Systems Enhance National Security
resources, bioenergy and bio-based products, zero energy buildings, wind energy, geothermal energy, solar Energy Systems Enhance National Security Washington D.C., March 14, 2002 Experts from the U.S . Department of Energy's National Renewable Energy Laboratory (NREL) have identified key renewable energy
and x-ray spectroscopy pioneer, Farrel W. Lytle, and include precious metals such as gold, silver structure of matter called x-ray absorption spectroscopy. The foils were donated by entrepreneur, scientist activities on x-ray fluorescence imaging in ancient materials like fossils and the Archimedes Palimpsest
Fermilab History and Archives Project | Norman F. Ramsey
Fermilab History and Archives Project Fermilab History and Archives Project Fermilab History and Archives Project Home About the Archives History and Archives Online Request Contact Us History & ; Archives Project Fermilab History and Archives Project Norman F. Ramsey Back to History and Archives
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Finding New Ways to Foster Clean Energy Partnerships - Continuum Magazine
market impact of the research conducted at DOE's national laboratories by doubling the intensity of . Many of these achievements stem from internal process improvements that have enhanced NREL's ability to " that factors in elements of each innovation's patentability, commercial impact, and licensing
Renewable Energy Technical Potential | Geospatial Data Science | NREL
Technical Potential Renewable Energy Technical Potential The renewable energy technical potential level from Resource to Technical to Economic to Market. The benefit of assessing technical potential is potential-resource, technical, economic, and market-as shown in the graphic with key assumptions. Technical
Thermochemical Process Integration, Scale-Up, and Piloting | Bioenergy |
; represented by spheres of hydrogen and carbon monoxide, then to "Gas Cleanup, Solids Removal, Reforming ; represented by a gasoline dispenser nozzle. A green arrow of "Fast Pyrolysis" and blue arrows for Distillation," and finally to "Fuels," represented by a gasoline dispenser nozzle Variety of
UFR Process was established on July 29, 2014, by the execution of the Memorandum of Understanding Process is being led by a Steering Group consisting of the Council on Environmental Quality, the Review was established on July 29, 2014, through an interagency Memorandum of Understanding by eleven
Publications - GMC 410 | Alaska Division of Geological & Geophysical
) Keywords Geochemistry; Rare Earth Elements Top of Page Department of Natural Resources, Division of Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska Visiting Alaska State Employees DGGS State of Alaska search Alaska Division of Geological & Geophysical
Publications - GMC 409 | Alaska Division of Geological & Geophysical
) Keywords Geochemistry; Rare Earth Elements Top of Page Department of Natural Resources, Division of Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska Visiting Alaska State Employees DGGS State of Alaska search Alaska Division of Geological & Geophysical
Energy Systems Integration News | Energy Systems Integration Facility |
hierarchical control architecture that enables a hybrid control approach, where centralized control systems will be complemented by distributed control algorithms for solar inverters and autonomous control of ), involves developing a novel control scheme that provides system-wide monitoring and control using a small
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Fermilab Center for Particle Astrophysics | FCPA
Us About Us Contact Science Dark Matter Dark Energy Cosmic Microwave Background Radiation (CMBR) New detection and detailed study of the properties of cosmic dark matter particles in the laboratory » Hunting for Light Dark Matter in a Bubble Chamber September 18, 2013 | Hugh Lippincott The
understandings lead to new fundamental questions and a new world of discovery. What is dark matter? What happened NOvA Detector Dark Energy Camera Whispers of Dark Matter Elusive Neutrino Particle physics research World Particle Diversity Dark Matter Neutrino Secrets The Birth of the Universe The Universe's History
to achieve the Replacement Fuel Goal. For more information on the Private and Local Government Fleet Private and Local Government Fleets Under the Energy Policy Act (EPAct) of 1992, the U.S . Department of Energy (DOE) was directed to determine whether private and local government fleets should be
Software Tools for Battery Design | Transportation Research | NREL
battery designers, developers, and manufacturers create affordable, high-performance lithium-ion (Li-ion Software Tools for Battery Design Software Tools for Battery Design Under the Computer-Aided ) batteries for next-generation electric-drive vehicles (EDVs). An image of a simulation of a battery pack
Ahmad Pesaran Honored with DOE Assistant Secretary's 2017 EERE Outstanding
lithium-ion battery performance for electric vehicles. No stranger to inspiring colleagues, providing Michelbacher (INL, VTO Battery and Electrification), Steven Boyd (DOE, VTO Battery and Electrification), Brian Cunningham (DOE, VTO Battery and Electrification), Samuel Gillard (DOE, VTO Battery and Electrification
NREL Scientists and Engineers Recognized for Top Innovations | NREL | News
commercially available, large-format isothermal battery calorimeter for lithium-ion battery safety testing to test the performance and safety of large-format lithium-ion batteries used extensively in electric develop NREL intellectual property representing an isothermal battery calorimeter. The technical
NOAA Office of Exploration and Research > Education > Materials
2014 Funding Opportunities Contact Us Program Review Review Panel Final Report Review Team Documents Review Review Panel Final Report Review Team Documents Presentations Supporting Documents Guiding
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NOAA Photo Library Banner Takes you to the Top Page Takes you to the About this Site page. Takes you to the Contacts page. Takes you to the HELP page. Takes you to the Credits page. Takes you to the Collections page. Takes you to the search page. Takes you to the Links page. Tiros Banner NOAA In Space
NOAA Photo Library - NOAA In Space Collection/Satellite Systems/Polar and
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NOAA Office of Exploration and Research > Science > Overview
2014 Funding Opportunities Contact Us Program Review Review Panel Final Report Review Team Documents Opportunities Contact Us Program Review Review Panel Final Report Review Team Documents Presentations Supporting
Employee Spotlight: Clarence Chang | Argonne National Laboratory
batteries --Electricity transmission --Smart Grid Environment -Biology --Computational biology --Environmental biology ---Metagenomics ---Terrestrial ecology --Molecular biology ---Clinical proteomics and biomarker discovery ---Interventional biology ---Proteomics --Structural biology -Environmental science &
Summer teachers' teaching tool
and nervous system of the frog. Skeleton System Organs Digestive System Nervous System Berkeley Lab students study anatomy of a frog in Biology class room. The pictures showed the skeleton, organs, digestive
Solar Access: Issues and Policy Options | State, Local, and Tribal
: approximately 2,580 megawatts (MW) of new residential solar photovoltaic (PV) capacity was brought online in home with rooftop solar Figure 1. Example of a residential solar PV system. NREL 00565 The existing Governments | NREL Solar Access: Issues and Policy Options Solar Access: Issues and Policy
Smoot Astrophysics Research Program
the same basic force and have frozen out to different forces in the cooler present Universe. We see Implications of the COBE DMR Map of the Early Universe What COBE DMR saw: The COBE DMR (Cosmic Background Explorer Differential Microwave Radiometer) mapped the microwave (wavelengths of 9, 5,6, and 3.3
electron neutrino, muon neutrino, or tau neutrino. The three different neutrinos are complemented by anti of the neutrinos we detect will look different (have a different flavor) compared to the time they Big World of Small Neutrinos Neutrinos will find you! Fig 1: Hubble image of the deep field
Introductory Talk: Whole Frog Project
geometric primitives (points, lines, polygons, etc.) that accurately represent the shape of the surface constant value (color). This operation effectively defines the boundary between areas of different color about 10 seconds on a 56K baud modem. The controls can be set to send compressed images of 3 different
1 At speeds above mid-range, both the engine and electric motor are used to propel the vehicle. The gasoline engine provides power to the drive-train directly and to the electric motor via the generator. Go , generator, power split device, and electric motor visible. The car is moving. There are blue arrows flowing
Solution for Data Security Challenges Faced by Smart Grid Evolution - Video
the same utility - different business units that are dealing with generation, transmission, and smart grid, the consumers now also have access to information about zero utilization and the different alive to sense what's going on. And then there's certainly variety with the various different elements
all the same. It appears that tornadoes arise in many different ways, and perhaps different process can be associated with the tornado at different times in its life cycle. Moreover, not all tornadoes , mesocyclone) be? Where do you propose to put the dividing lines between tornado-tornado cyclone-mesocyclone? c
The GFS Atmospheric Model description
model has only one type of cloud cover represented by C. In the tropics the cloudiness is primarily due mainly through grid-scale condensation. The fractional cloud cover C is available at all model levels , 1996: Parameterizations for the absorption of solar radiation by water vapor and ozone. J. Atmos. Sci
Teachers Participate in Scientific Work to Prepare for School Year
improve the quality of science, mathematics and technology education in Colorado schools, the U.S critical agents of change in working to improve science, mathematics and technology education in our Science and Technology Education Irene Hays. "This is NREL's way of helping the quality of teaching
Publications - PIR 2008-1C | Alaska Division of Geological & Geophysical
investigations in the Brooks Range Foothills and North Slope, Alaska: Alaska Division of Geological & Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska content DGGS PIR 2008-1C Publication Details Title: Evaluation of stratigraphic continuity between the
Publications - PIR 2003-1 | Alaska Division of Geological & Geophysical
, Alluvial facies and paleosols in the Cretaceous Nanushuk formation, Kanayut River, North Slope, Alaska Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska content DGGS PIR 2003-1 Publication Details Title: Alluvial facies and paleosols in the Cretaceous
Publications - RI 2015-7 | Alaska Division of Geological & Geophysical
Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska content DGGS RI 2015-7 Publication Details Title: Surficial geology of the Tyonek area, south-central of the Tyonek area, south-central Tyonek Quadrangle, Alaska: Alaska Division of Geological &
Publications - PIR 2015-5-5 | Alaska Division of Geological & Geophysical
., 2015, Stratigraphic reconnaissance of the Middle Jurassic Red Glacier Formation, Tuxedni Group, at Red Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska content DGGS PIR 2015-5-5 Publication Details Title: Stratigraphic reconnaissance of the Middle Jurassic
Publications - PIR 2008-1A | Alaska Division of Geological & Geophysical
of recent geologic field investigations in the Brooks Range Foothills and North Slope, Alaska: Alaska Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska ; Tectonics; Thermal History; Thrust; Toolik River; Torok Formation; Turbidites; Turonian; Valanginian Top of
Electric and Plug-In Hybrid Electric Fleet Vehicle Testing | Transportation
Research | NREL Electric and Plug-In Hybrid Electric Fleet Vehicle Evaluations Electric and Plug-In Hybrid Electric Fleet Vehicle Evaluations How Electric and Plug-In Hybrid Electric Vehicles Work EVs use batteries to store the electric energy that powers the motor. EV batteries are charged by
Eastern Wind Data Set | Grid Modernization | NREL
cell was computed by combining these data sets with a composite turbine power curve. Wind power plants wind speed at the site. Adjustments were made for model biases, wake losses, wind gusts, turbine and conversion was also updated to better reflect future wind turbine technology. The 12-hour discontinuity was
Systems Engineering Models and Tools | Wind | NREL
(tm)) that provides wind turbine and plant engineering and cost models for holistic system analysis turbine/component models and wind plant analysis models that the systems engineering team produces. If you integrated modeling of wind turbines and plants. It provides guidance for overall wind turbine and plant
NREL Taps Young to Oversee Geothermal Energy Program | News | NREL
Taps Young to Oversee Geothermal Energy Program News Release: NREL Taps Young to Oversee Geothermal (NREL) promoted Katherine Young to laboratory program manager for geothermal energy. Young has been with NREL since 2008, working as a senior geothermal analyst and engineer in the Strategic Energy Analysis
, graphs, or information about datasets). A RESTful web service (external link) - a URL that computer to get the same information in a more computer-program-friendly format like JSON (external link .jsonlKVP, where column names are on every row): Each column has a column name and one type of information
NREL and Hawaiian Electric Navigate Uncharted Waters of Energy
potential grid impact of adding customer-side storage to rooftop solar systems-a scenario that could soon Systems Integration Facility's (ESIF's) power hardware-in-the-loop capability. NREL's ESIF was one of the justify activation of a specific grid support function called "volt-var control" for all new
DRIVE: Drive-Cycle Rapid Investigation, Visualization, and Evaluation
specialized statistical clustering methods. The duration of these representative drive cycles, which aim to , DRIVE can benefit a variety of users. For example: Fleet managers can use the tool to make educated investment decisions by determining, in advance, the payback period for a given technology. Vehicle
Publications - PDF 98-36A | Alaska Division of Geological & Geophysical
Oxides; Rocks; STATEMAP Project; Trace Elements Top of Page Department of Natural Resources, Division of Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska Visiting Alaska State Employees DGGS State of Alaska search Alaska Division of Geological & Geophysical
Publications - GMC 370 | Alaska Division of Geological & Geophysical
(249.0 K) Keywords Rare Earth Elements Top of Page Department of Natural Resources, Division of Surveys Skip to content State of Alaska myAlaska My Government Resident Business in Alaska Visiting Alaska State Employees DGGS State of Alaska search Alaska Division of Geological & Geophysical
Message from the Director | Galaxy of Images
Search! Enter a search term and hit the search button to quickly find an image Go The above "Quick Search" box will find ANY words you type in. Use "*" to truncate a word (dog* will get more precise search, try the "Advanced Search" option below. More search options, including
Air Force Special Operations Command > Home > POTFF
Air Force Special Operations Command Air Force Special Operations Command Join the Air Force Home Sheets AFSOC Senior Leaders AFSOC Heritage Units 1st Special Operations Wing 24th Special Operations Wing 27th Special Operations Wing 352nd Special Operations Wing 353rd Special Operations Group 492nd Special
Publications - GMC 350 | Alaska Division of Geological & Geophysical
in the NPRA, Alaska as follows: Ikpikpuk #1 core, cuttings, and sidewall core; South Meade #1 cuttings; Brontosaurus #1 cuttings and core; Walakpa #1 core; and Walakpa #2 cuttings and core Authors follows: Ikpikpuk #1 core, cuttings, and sidewall core; South Meade #1 cuttings; Brontosaurus #1 cuttings
; International Journal of Energy Research 32 (5), 379-407. Ahn, K.S., Shet, S., Deutsch, T., Jiang, C.S., Yan, Y and Sustainable Energy, an AIP journal. Research Interests Dr. Turner has been recognized as a methods, definitions, and reporting protocols." Journal of Materials Research 25 (01), 3-16. Yin, W.J
NOAA's National Weather Service/Environmental Protection Agency - United
Integration Image | Loop View | Daily View | Point Guidance | | Experimental Air Quality Guidance | Product Map To View Additional Guidance Graphic of Air Quality Forecast Guidance for the CONUS Mouse over or Image Alaska 1-Hr Average Ozone Concentration Image Hawaii 1-Hr Average Ozone Concentration Image 8-Hr
Climate Prediction Center - Outreach: 41st Annual Climate Diagnostics &
the University of Maine Climate Change Institute and School of Earth and Climate Sciences and is co (drought, heat waves, severe weather, tropical cyclones) in the framework of climate variability and change and including the use of paleoclimate data. Arctic climate variability and change, and linkages to
Engineering Institute Information Science & Technology Institute Center for Space and Earth Science Management System Environmental Outreach Feature Stories Individual Permit for Storm Water Public Reading Management (First-line and Mid-level) (Engineering Management, Research Management, Technical Management
manufacturing, buildings efficiency, concentrating solar power, geothermal energy, transportation, water power Integration Facility Geothermal Energy Grid Modernization Hydrogen & Fuel Cells Integrated Energy Research Research Researching energy systems and technologies-and the science behind them-for a
Homepage P. Fischer, LBNL, Berkeley CA | UC Santa Cruz CA
mesoscale magnetic x-ray microscopy and spectroscopy (ultra-)fast spin dynamics soft x-ray tomography of condensed matter x-ray optics publications presentations invited talks conference contributions curriculum
Facilities | Argonne National Laboratory
Skip to main content Argonne National Laboratory Toggle Navigation Toggle Search Research Facilities Advanced Powertrain Research Facility Center for Transportation Research Distributed Energy Research Center Engine Research Facility Heat Transfer Laboratory Materials Engineering Research Facility
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