METABOLIC ACTIVATION OF AFLATOXINS RELATED TO THEIR MUTAGENICITY

被引:58
作者
GURTOO, HL [1 ]
DAHMS, RP [1 ]
PAIGEN, B [1 ]
机构
[1] NEW YORK STATE DEPT HLTH,ROSWELL PK MEM INST,CTR DRUG,DEPT GRACE CTR,BUFFALO,NY 14263
关键词
D O I
10.1016/0006-291X(78)91445-6
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Rat hepatic microsome-mediated DNA-binding and mutagenesis to Salmonella typhimurium strain Ta-100 by various aflatoxins and some mixed function oxygenase-mediated metabolites of aflatoxin B1 were studied. The data indicated a good correlation between the DNA-binding and mutagenesis; a requirement for the intact C2-C3 double bond in parent aflatoxins B1 and G1; and relative inactivity of aflatoxin B1 metabolites with an otherwise intact C2-C3 double bond. © 1978.
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页码:965 / 972
页数:8
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