The natural substrate for nitric oxide synthase activity

被引:16
作者
Alaghband-Zadeh, J [1 ]
Mehdizadeh, S [1 ]
Khan, NS [1 ]
O'Farrell, A [1 ]
Bitensky, L [1 ]
Chayen, J [1 ]
机构
[1] Univ London Imperial Coll Sci Technol & Med, Dept Clin Chem, London W6 8RP, England
关键词
carnosine; nitric oxide synthase; cryostat sections; microdensitometery;
D O I
10.1002/cbf.930
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
There has been little evidence to indicate that arginine is the natural substrate for generating nitric oxide synthase (NOS) activity. It is now shown that carnosine, which is widely distributed in tissues, is likely to be the true substrate. In tissue sections it gives a stronger NOS reaction than does arginine. Copyright (C) 2001 John Wiley & Sons, Ltd.
引用
收藏
页码:277 / 280
页数:4
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