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  • 标题:Status of Drug-Metabolizing Enzymes after Treatment of Fat-Deficient Mice with N-Nitrosodiethylamine
  • 本地全文:下载
  • 作者:Krishan Lal KHANDUJA ; Indu Bala KOUL ; Rajinder Kaur GANDHI
  • 期刊名称:Journal of Clinical Biochemistry and Nutrition
  • 印刷版ISSN:0912-0009
  • 电子版ISSN:1880-5086
  • 出版年度:1991
  • 卷号:10
  • 期号:2
  • 页码:113-118
  • DOI:10.3164/jcbn.10.113
  • 出版社:The Society for Free Radical Research Japan
  • 摘要:Dietary deprivation of fat in male Swiss mice for 6 weeks resulted in a decrease in cytochrome c -reductase (Cyt. c -red.) activity without alteration of the activities of arylhydrocarbon hydroxylase (AHH), aminopyrene demethylase (APD), and cytochrome P-450 (Cyt. P-450) in the liver, whereas levels of glutathione-S-transferase (GST) and reduced glutathione (GSH) were significantly increased by fat-free diet feeding. Following N-nitrosodiethylamine (NDEA) administration, AHH, APD, and Cyt. P-450 significantly declined, whereas GST and GSH were stimulated in the liver of control as well as fat-deficient mice. NDEA treatment decreased the activities of AHH and APD, and increased the GST activity in the lungs of fat-deficient mice only. The higher levels of GST and/or GSH in fat deficiency may have a protective role in chemical carcinogenesis.
  • 关键词:arylhydrocarbon hydroxylase;aminopyrene demethylase;cytochrome P-450;glutathione-S-transferase;reduced glutathione
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