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二甲基精氨酸二甲基氨基水解酶与内皮功能异常

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摘要 非对称二甲基精氨酸(asymmetric d imethylarginine,ADMA)是一氧化氮合酶(NOS)的内源性竞争性抑制物,竞争性抑制NOS使NO含量减少,引起一系列血管异常效应。二甲基精氨酸二甲基氨基水解酶(d imethylarginine d imethylam inohydrolase,DDAH)是主导ADMA代谢的催化酶。DDAH减少或活性降低会使ADMA在体内积累,导致内皮功能异常。本文介绍了DDAH引起内皮功能异常的机制,并对有关影响DDAH活性或表达的药物研究作一概述。
出处 《生理科学进展》 CAS CSCD 北大核心 2006年第4期365-367,共3页 Progress in Physiological Sciences
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