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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1989-4-3
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pubmed:abstractText |
Female BDF1 mice were exposed for 16 weeks to airborne concentrations of 100, 300, and 900 ppm of benzene, 6 h per day, 5 days per week. Bone marrow hemopoietic stem cell compartments and peripheral blood cell counts were studied using clonal assays and standard methods. Dose-dependent depressive effects were observed on all stem cell compartments. Only the erythroid colony-forming units (CFU-E) compartment was depressed during exposures to 100 ppm; CFU-E were more sensitive than the erythroid burst-forming units (BFU-E), spleen CFU (CFU-S), or G-M CFU (CFU-C) during exposure to 300 ppm or 900 ppm. Lymphocytopenia was observed in the peripheral blood. After benzene-free intervals, a regeneration of lymphocyte numbers and slow normalization of stem cell numbers was seen. Complete recovery from the 16 weeks exposure to 300 ppm was seen between 73 and 185 days.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
0301-472X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
17
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
300-3
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:2917624-Administration, Inhalation,
pubmed-meshheading:2917624-Anemia,
pubmed-meshheading:2917624-Animals,
pubmed-meshheading:2917624-Benzene,
pubmed-meshheading:2917624-Colony-Forming Units Assay,
pubmed-meshheading:2917624-Dose-Response Relationship, Drug,
pubmed-meshheading:2917624-Drug Administration Schedule,
pubmed-meshheading:2917624-Erythrocyte Count,
pubmed-meshheading:2917624-Female,
pubmed-meshheading:2917624-Hematopoietic Stem Cells,
pubmed-meshheading:2917624-Leukocyte Count,
pubmed-meshheading:2917624-Lymphocytes,
pubmed-meshheading:2917624-Mice
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pubmed:year |
1989
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pubmed:articleTitle |
The hematopoietic stem cell compartments in mice during and after long-term inhalation of three doses of benzene.
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pubmed:affiliation |
Institute for Occupational and Social Medicine, University of Ulm, FRG.
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pubmed:publicationType |
Journal Article
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