In vivo microdialysis determination of collagen-induced serotonin release in rat blood

被引:22
作者
Tsai, TH
Chen, CF
机构
[1] NATL RES INST CHINESE MED,DEPT PHARMACOL,TAIPEI 11221,TAIWAN
[2] NATL YANG MING UNIV,DEPT PHARMACOL,TAIPEI 11221,TAIWAN
关键词
microdialysis; serotonin; 5-hydroxyindoleacetic acid; collagen; epinephrine;
D O I
10.1016/0021-9673(95)00977-9
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
We developed a sensitive microbore HPLC method coupled with an on-line microdialysis system to simultaneously measure endogenous 5-hydroxytryptamine (serotonin; 5-HT) and its major metabolite 5-hydroxyindoleacetic acid (5-HIAA) in the rat blood in vivo. A dialysis tube was placed in the right jugular vein. The validity of the procedure is demonstrated because analysis of the aggregating agents, collagen (1 mg/kg) plus epinephrine (0.3 mg/kg) after intravenous injection, showed that they induced an increase in 5-HT and 5-HIAA levels in the jugular vein of the rat.
引用
收藏
页码:121 / 123
页数:3
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