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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
105
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pubmed:dateCreated |
1991-8-29
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pubmed:abstractText |
The reliability of a short-term test for hepatocarcinogenesis induced by aflatoxin B1 (AFB1) was tested by comparing the early appearance of gamma-glutamyl transpeptidase (GGT)-positive foci with the occurrence of primary liver cancer at a later stage. All rats received a basic short-term treatment with AFB1 intraperitoneally, during which three experimental groups received Chinese green tea or 2000 or 5000 ppm butylated hydroxyanisole in the diet and a control group received basic diet. Some of the rats in each group were sacrificed at the end of the short-term procedure, and the remainder were observed up to 92 weeks. The livers of all animals were examined for GGT-positive foci or primary liver tumours. The GGT-positive foci were most numerous and largest and the incidence of liver tumours was highest in the control group. These findings suggest that GGT-positive foci are a valuable preneoplastic marker for AFB1-induced hepatocarcinogenesis, that the short-term model is fairly reliable, and that both Chinese green tea and butylated hydroxyanisole inhibit AFB1-induced hepatocarcinogenesis.
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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:issn |
0300-5038
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
431-3
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:1677348-Aflatoxin B1,
pubmed-meshheading:1677348-Aflatoxins,
pubmed-meshheading:1677348-Animals,
pubmed-meshheading:1677348-Carcinogens,
pubmed-meshheading:1677348-Liver Neoplasms, Experimental,
pubmed-meshheading:1677348-Male,
pubmed-meshheading:1677348-Precancerous Conditions,
pubmed-meshheading:1677348-Rats,
pubmed-meshheading:1677348-Rats, Inbred Strains,
pubmed-meshheading:1677348-gamma-Glutamyltransferase
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pubmed:year |
1991
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pubmed:articleTitle |
Reliability of a short-term test for hepatocarcinogenesis induced by aflatoxin B1.
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pubmed:affiliation |
Department of Pathology, Guangxi Cancer Institute, Nanning, China.
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pubmed:publicationType |
Journal Article
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