SACCHARIN METABOLISM AND TUMORIGENICITY

被引:31
作者
SWEATMAN, TW
RENWICK, AG
机构
[1] Clinical Pharmacology Group, University of Southampton, Medical and Biological Sciences Building
关键词
D O I
10.1126/science.472722
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Exposure of male Charles River CDI rats to a 5 percent saccharin diet in utero and throughout weaning, conditions associated with tumor induction, did not induce detectable metabolism (< 0.4 percent of the oral dose) of tritiated saccharin in vivo. No metabolites (< 0.06 microgram per kilogram per 24 hours) were detected in the urine of normal rats given a tracer dose. Pretreatment with 3-methylcholanthrene did not induce saccharin metabolism.
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页码:1019 / 1020
页数:2
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