C-reactive protein: A pentraxin with anti-acetylcholine activity

被引:14
作者
Nazarov, Peter G.
Krylova, Irina B.
Evdokimova, Natalia R.
Nezhinskaya, Galina I.
Butyugov, Alexander A.
机构
[1] Inst Expt Med, Lab Gen Immunol, St Petersburg 197376, Russia
[2] Inst Expt Med, SV Anichkov Dept Neuropharm, St Petersburg 197376, Russia
基金
俄罗斯基础研究基金会;
关键词
C-reactive protein; acetylcholine; heart rate; arterial pressure; acetylcholinesterase;
D O I
10.1016/j.lfs.2007.04.031
中图分类号
R-3 [医学研究方法]; R3 [基础医学];
学科分类号
1001 ;
摘要
Purified C-reactive protein (CRP) diminished effects of acetylcholine (ACh) on the vascular tone and the heart rate of rats in vivo. In vitro CRP inhibited breakdown of ACh by acetylcholinesterase (AChE) while did not interact with AChE itself CRP appears to bind ACh. CRP did not modify the cardiovascular effects of adenosine, another vasorelaxant. The data suggest that there is a new line of cross-talk between the inflammation and cholinergic regulation with CRP acting on endothelium via the ACh-dependent pathway. (c) 2007 Published by Elsevier Inc.
引用
收藏
页码:2337 / 2341
页数:5
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