实验性肝硬化大鼠胰岛素降解活性的研究。

Enzyme & protein Pub Date : 1994-01-01 DOI:10.1159/000474989
M Auletta, S Antoniello, N Abrescia
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引用次数: 4

摘要

肝硬化常与高胰岛素血症相关,但其发病机制尚不清楚。为了研究肝硬化大鼠的胰岛素降解是否受到损害,我们测定了ccl4诱导的肝硬化大鼠肝细胞质中特异性胰岛素降解酶(EC 3.4.22.11)的活性。肝硬化大鼠肝细胞质与对照组无明显差异。结果表明,实验性ccl4诱导的肝硬化不会损害特异性胰岛素降解活性,并支持肝脏胰岛素处理受损不是肝硬化高胰岛素血症的重要原因的假设。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Insulin-degrading activity in experimental liver cirrhosis of the rat.

Liver cirrhosis in man is often associated with hyperinsulinemia but its pathogenesis is still unexplained. To investigate whether insulin degradation is impaired in cirrhotic liver, the specific insulin-degrading enzyme activity (EC 3.4.22.11) was assayed in liver cytosol of rats with CCl4-induced liver cirrhosis. No difference was found between liver cytosol of cirrhotic and control rats. The results show that experimental CCl4-induced liver cirrhosis does not damage the specific insulin-degrading activity and support the hypothesis that impaired hepatic insulin handling is not an important cause of hyperinsulinemia in liver cirrhosis.

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