IMETIT AND N-METHYL DERIVATIVES - THE TRANSITION FROM POTENT AGONIST TO ANTAGONIST AT HISTAMINE H-3 RECEPTORS

被引:22
作者
GANELLIN, CR [1 ]
BANGANDERSEN, B [1 ]
KHALAF, YS [1 ]
TERTIUK, W [1 ]
ARRANG, JM [1 ]
GARBARG, M [1 ]
LIGNEAU, X [1 ]
ROULEAU, A [1 ]
SCHWARTZ, JC [1 ]
机构
[1] INSERM,CTR PAUL BROCA,UNITE NEUROBIOL & PHARMACOL,F-75014 PARIS,FRANCE
关键词
D O I
10.1016/S0960-894X(00)80219-X
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
Imetit {S-[2-(imidazol-4-yl)ethyl]isothiourea} is a potent H-3-agonist in vitro (on rat brain cortical slices; EC50 = 1 nM) and in vivo (ED50 approximately 1 mg/kg per os in mice). N-Methylimetit is also an agonist (EC50 = 15 nM) but dimethyl and trimethyl derivatives are antagonists (K(i) = 50 - 500 nM).
引用
收藏
页码:1231 / 1234
页数:4
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