Mostrando 1,661 - 1,680 Resultados de 190,526 Para Buscar '"environmentalism"', tiempo de consulta: 0.92s Limitar resultados
  1. 1661
    “…Certain chemicals have also been linked to porphyria or porphyrinuria in humans, generally involving chronic industrial exposures or environmental exposures much higher than those usually encountered. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  2. 1662
    por Albert, R E
    Publicado 1997
    “…This similarity in chemical behavior suggests that many contact sensitizers might be environmental carcinogens. All of the published NTP bioassays by early 1996 that had both genotoxicity and carcinogenicity studies were included in this analysis. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  3. 1663
    por Loghman-Adham, M
    Publicado 1997
    “…Environmental and industrial lead exposures continue to pose major public health problems in children and in adults. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  4. 1664
  5. 1665
    por Liff, S D, Bellomo, S J
    Publicado 1975
    “…Analyses have been made of the effects of environmental controls and planning at regional, subarea, and project levels. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  6. 1666
    por Wright, J E
    Publicado 1976
    “…Proposed hypotheses on the biochemical mechanism of action are presented herein. The environmental aspects as metabolism in soils, plants, insects, and animals suggest strongly that these chemicals undergo rapid degradation and metabolism to innocuous metabolites. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  7. 1667
    por Levinskas, G J
    Publicado 1975
    “…There is neither a prescribed format nor a rigid sequence of testing to follow for the assessment of health and environmental effects of chemicals. Conventional animal toxicity tests plus medical surveillance and monitoring of exposed human populations will provide knowledge of the biological effects of chemicals and assurance that they can be handled safely. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  8. 1668
  9. 1669
  10. 1670
    “…However, while classical models assume environmental constancy, most natural populations exist in variable environments. …”
    Enlace del recurso
    Enlace del recurso
    Enlace del recurso
    Texto
  11. 1671
    “…Farmworkers and their families are exposed to pesticides both at work and in their homes. Environmental exposure assessment provides a means to evaluate pesticides in the environment and human contact with these chemicals through identification of sources and routes of exposure. …”
    Enlace del recurso
    Enlace del recurso
    Enlace del recurso
    Texto
  12. 1672
    por Moody, R P, Chu, I
    Publicado 1995
    “…The basic mechanisms of the dermal absorption process, routes of chemical entry, and the environmental and physiological factors affecting this process are also reviewed, and we discuss the concepts of surface slick exposure to lipophilic compounds and the adsorption of contaminants to water sediment. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  13. 1673
  14. 1674
    por Thomas, R D
    Publicado 1995
    “…Environmental exposures in children may occur through many routes, including diet, air, and the ingestion of various nonfood items such as medications and household materials. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  15. 1675
    por Rogan, W J
    Publicado 1995
    “…Children have physiologic and behavioral characteristics that make them vulnerable to damage from environmental chemicals. In the past, there have been episodes in which children became ill or died from environmental exposures that spared adults or affected them less severely. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  16. 1676
    por Buncher, C R, Succop, P A, Dietrich, K N
    Publicado 1991
    “…Environmental epidemiology requires effective models that take individual observations of environmental factors and connect them into meaningful patterns. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  17. 1677
    “…The potential of biologic markers to provide more timely and precise risk assessments for environmental carcinogens is viewed against the current state-of-the-art in biological monitoring/molecular epidemiology. …”
    Enlace del recurso
    Enlace del recurso
    Texto
  18. 1678
    Publicado 1991
    Materias: “…Methods for Environmental Quantitative Risk Assessment…”
    Enlace del recurso
    Texto
  19. 1679
    por Hook, Gary E. R., Lucier, George W.
    Publicado 1993
    Materias: “…Twenty Years of Environmental Health Research…”
    Enlace del recurso
    Texto
  20. 1680
    por Goldstein, J A, Faletto, M B
    Publicado 1993
    “…Environmental chemicals are both activated and detoxified by phase I and phase II enzymes. …”
    Enlace del recurso
    Enlace del recurso
    Texto
Herramientas de búsqueda: RSS