POSSIBLE ROLE OF NITRIC-OXIDE IN TRANSMITTING INFORMATION FROM VASODILATOR NERVE TO CEREBROARTERIAL MUSCLE

被引:194
作者
TODA, N
OKAMURA, T
机构
[1] Department of Pharmacology, Shiga University of Medical Sciences, Seta, Ohtsu
关键词
D O I
10.1016/0006-291X(90)91275-W
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
Treatment with L-NG-monomethyl arginine (L-NMMA), an inhibitor of nitric oxide (NO) synthesis from L-arginine, suppressed the relaxant response of dog cerebral artery strips to transmural electrical stimulation and nicotine, as did oxyhemoglobin. The inhibition by L-NMMA was reversed or prevented by L-, but not D-, arginine. It is concluded that NO or an NO-related compound may play a crucial role in transmitting information from excited vasodilator nerves to cerebroarterial smooth muscle. © 1990.
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页码:308 / 313
页数:6
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