8 results for “Union Carbide Corporation”
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Medical study · Medical research · 1996
Mineral phases and some reexamined characteristics of the International Union Against Cancer standard asbestos samples
Standard asbestos samples to be used for biomedical research were first prepared by the International Union Against Cancer (UICC) in 1966 in the United Kingdom and South Africa. Using modern techniques, X-ray diffractometry, analytical transmission…
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Medical study · Medical research · 2001
Free radical activity of natural and heat treated amphibole asbestos
This was a laboratory study of two amphibole asbestos minerals, amosite and crocidolite, using standard reference samples from the Union Internationale Contre le Cancer (UICC). No people, animals or cells were studied. The authors calcined (heated…
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Medical study · Medical research · 1983
Cytotoxic action of mineral dusts on CHV 79 cells in vitro: factors affecting toxicity
…separate laboratories in the UK. The dusts which have been studied include samples of asbestos from the Union Internationale Contre le Cancer reference series and an internationally available sample of quartz (DQ12). Besides comparing results obtained…
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Medical study · Medical research · 1996
Nitric oxide (NO) synthase activity in the lung and NO synthesis in alveolar macrophages of rats increased on exposure to asbestos
We examined whether the lung of rats induced nitric oxide synthase (NOS) on instillation of Union Internationale Contre le Cancer (UICC) asbestos into the trachea, and whether alveolar macrophages (M phi s) of rats increased synthesis…
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Medical study · Medical research · 1998
Induction of manganese superoxide dismutase gene expression in bronchoepithelial cells after rockwool exposure
…an increase of MnSOD activity levels. The results were compared with BEAS 2B cells exposed to silica (alpha-quartz: DQ12; SiO2) and UICC (Union Internationale Contre le Cancer) crocidolite (concentrations of all dusts: 0, 2, 5…
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Medical study · Medical research · 1997
p53, Cip1, and Gadd153 expression following treatment of A549 cells with natural and man-made vitreous fibers
…Cip1, and Gadd153 proteins were determined in cultured A549 cells treated with either Union Internationale Contre le Cancer crocidolite or JM 100 for 20 hr and cultured in fresh media. Immunolabeled cells were analyzed by flow…
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Medical study · Medical research · 1987
Sister chromatid exchanges in rat pleural mesothelial cells treated with crocidolite, attapulgite, or benzo 3-4 pyrene
…mutagen. The attapulgite sample came from Senegal and had fibres shorter than 2 µm. The crocidolite was a Union Internationale contre le Cancer sample. Cells between the 12th and 15th passage were treated with 10, 15…
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Medical study · Medical research · 2006
Soil fungi reduce the iron content and the DNA damaging effects of asbestos fibers
…the surface reactivity of asbestos fibers. One sample of chrysotile from the Western Alps and a sample of UICC (Union Internationale Contre le Cancer) crocidolite were incubated with or without fungi. All fungi extracted iron from…