SUBSTRATE-DEPENDENT ANGIOTENSIN-II FORMATION IN THE PERIPHERAL-CIRCULATION

被引:13
作者
IDEISHI, M
SASAGURI, M
IKEDA, M
ARAKAWA, K
机构
[1] Department of Internal Medicine, Fukuoka University School of Medicine, Fukuoka
关键词
D O I
10.1016/0024-3205(90)90012-G
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
An alternative angiotensin II-forming system distinct from the vascular renin-angiotensin system was demonstrated using a rat hindlimb perfusion system and synthetic substrates. This pathway was resistant to captopril and aprotinin, but was highly sensitive to chymostatin. Moreover, angiotensin II formation was substrate-dependent, i.e. angiotensin II formation from tridecapeptide human renin substrate in the presence of captopril was more than twice that that from an equimolar amount of angiotensin I. Both pathways may play a role in regulating the peripheral circulation. © 1990.
引用
收藏
页码:335 / 341
页数:7
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