Mostrando 801 - 820 Resultados de 43,059 Para Buscar '"mineral"', tiempo de consulta: 0.24s Limitar resultados
  1. 801
    por Le Bouffant, L.
    Publicado 1974
    “…It was found that asbestos fibers generally go along with other minerals which may be abundant. Most fibers found in lung are less than 5 μm long. …”
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  2. 802
    por Demers, L M, Kuhn, D C
    Publicado 1994
    “…These results suggest that vitamin E may effectively reduce the inflammatory and fibrotic response produced by inhalation of mineral dust through an antioxidant mechanism.(ABSTRACT TRUNCATED AT 250 WORDS)…”
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  3. 803
    por McDonald, J C
    Publicado 1994
    “…For the experimentalist, mineral fiber persistence may provide clues to disease mechanisms, for the epidemiologist, to the measurement of exposure. …”
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  4. 804
    por Morgan, A
    Publicado 1994
    “…Techniques developed at the Harwell Laboratory for the determination of the biopersistence of man-made mineral fibers (MMMF) in vivo are described. Results obtained with samples of glass fiber with a range of compositions, and with a sample of rockwool, are summarized. …”
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  5. 805
    por Davis, J M
    Publicado 1994
    “…It is generally accepted that to cause pulmonary disease, mineral fibers must be relatively long and thin but also able to remain in the lung for long periods. …”
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  6. 806
    por Boffetta, P
    Publicado 1994
    “…Biopersistence of fibers and minerals in human respiratory tissues is an important aspect of the toxicity of these agents. …”
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  7. 807
    “…The biopersistence of fibers and minerals in the respiratory tract is an important parameter in the toxicity of those materials. …”
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  8. 808
    por Barrett, J C, Lamb, P W, Wiseman, R W
    Publicado 1989
    “…Asbestos and other mineral fibers are carcinogenic to humans and animals but differ from many carcinogens in that they do not induce gene mutations. …”
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  9. 809
    por Pigott, G H, Pinto, P J
    Publicado 1983
    “…Some, though not all, of these minerals show a nonlinear dose response in the test. …”
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  10. 810
  11. 811
  12. 812
    “…RESULTS: The extended ProMiner system has been applied to the test cases of the BioCreAtIvE competition with highly encouraging results. …”
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  13. 813
  14. 814
  15. 815
    “…Matrix vesicles have a critical role in the initiation of mineral deposition in skeletal tissues, but the ways in which they exert this key function remain poorly understood. …”
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  16. 816
  17. 817
  18. 818
    “…Lastly, this study showed that the directed osteoblast adhesion on CNF patterns translated to enhanced calcium phosphate mineral deposition along linear patterns of CNFs on PCU. …”
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  19. 819
    “…OBJECTIVES: The aim of this study was to investigate whether organochlorine exposure was associated with bone mineral density (BMD) in a population 60–81 years of age (154 males, 167 females) living near the Baltic coast, close to a river contaminated by polychlorinated biphenyls (PCBs). …”
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  20. 820
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