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一氧化碳的神经递质作用 被引量:1

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摘要 一氧化碳 (CO)为气体信使分子。神经组织内的CO由它的限速酶 血红素氧和酶分解血红素产生。在中枢神经系统 ,血红素氧合酶主要位于血脑屏障附近 ,在外周神经系统其分布比较广泛。内源性NO是重要的神经调节因子 ,对中枢及外周的神经组织均有调节作用。其信使分子作用可能通过激活可溶性鸟苷酸环化酶、作用于细胞色素氧化酶及NOS、影响细胞凋亡来完成。CO与NO两个密切相关的信号系统可能存在有相当程度的互相调节作用 ,并对神经元功能产生影响。
作者 符荣 陈衔城
出处 《国外医学(生理病理科学与临床分册)》 2002年第3期225-227,共3页 Foreign Medical Sciences(Pathophysiology and Clinical Medicine)
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