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阿司匹林酶与需要巯基的一种羧酸酯酶的鉴定。

Identification of aspirinase with one of the carboxylesterases requiring a thiol group.

作者信息

White K N, Hope D B

出版信息

Biochem J. 1981 Sep 1;197(3):771-3. doi: 10.1042/bj1970771.

DOI:10.1042/bj1970771
PMID:7325988
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC1163196/
Abstract

Aspirin-hydrolysing activity in guinea-pig liver is located mainly in the microsomal fraction. This activity was found by electrophoresis to be due to a single carboxylesterase band, out of 12 bands revealed with alpha-naphthyl acetate as substrate. The activity is inhibited completely and irreversibly by the carboxylesterase inhibitor bis-(-4-nitrophenyl) hydrogen phosphate, and also by thiol-blocking reagents.

摘要

豚鼠肝脏中的阿司匹林水解活性主要位于微粒体部分。通过电泳发现,以乙酸α-萘酯为底物显示的12条带中,这种活性归因于单一的羧酸酯酶带。该活性被羧酸酯酶抑制剂双(-4-硝基苯基)磷酸氢完全不可逆地抑制,也被硫醇阻断剂抑制。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/fd30/1163196/8020f4b87a29/biochemj00394-0241-a.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/fd30/1163196/8020f4b87a29/biochemj00394-0241-a.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/fd30/1163196/8020f4b87a29/biochemj00394-0241-a.jpg

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DISC ELECTROPHORESIS. II. METHOD AND APPLICATION TO HUMAN SERUM PROTEINS.圆盘电泳。II. 方法及其在人血清蛋白中的应用。
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