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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
113
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pubmed:dateCreated |
1996-10-4
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pubmed:abstractText |
A 13-week subchronic toxicity study of josamycin was performed in male and female F344 rats to determine the maximum tolerable dose (MTD) for subsequent investigation of the carcinogenicity. As animals refused to take diet containing 5.0% josamycin in our preliminary study, dose levels in the present study were determined as 0, 0.16, 0.32, 0.63, 125 and 2.5% in diet. Rats were randomly allocated to 6 groups, each consisting of 10 males and 10 females. No animal died during the administration period and no group showed significant changes in body weight gain. Definite toxicity of josamycin was not noted in hematological and serum biochemical examinations. Histopathological examinations revealed no particular findings related to josamycin administration except cecal enlargement in the 1.25 and 2.5% groups. based on the results of the present study, it was concluded that the MTD of josamycin in 2.5% in diet, because the dietary dose level of 2.5% proved to exert no significant toxicological signs.
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pubmed:language |
jpn
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0077-4715
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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 |
44-50
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:8717227-Administration, Oral,
pubmed-meshheading:8717227-Animals,
pubmed-meshheading:8717227-Anti-Bacterial Agents,
pubmed-meshheading:8717227-Body Weight,
pubmed-meshheading:8717227-Cecum,
pubmed-meshheading:8717227-Dose-Response Relationship, Drug,
pubmed-meshheading:8717227-Eating,
pubmed-meshheading:8717227-Female,
pubmed-meshheading:8717227-Josamycin,
pubmed-meshheading:8717227-Male,
pubmed-meshheading:8717227-Organ Size,
pubmed-meshheading:8717227-Rats,
pubmed-meshheading:8717227-Rats, Inbred F344,
pubmed-meshheading:8717227-Time Factors
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pubmed:year |
1995
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pubmed:articleTitle |
[A 13-week subchronic toxicity study of josamycin in F344 rats].
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pubmed:publicationType |
Journal Article,
English Abstract
|