AUTORADIOGRAPHIC EVIDENCE FOR THE INTERACTION OF SM-3997 WITH 5-HT1A RECEPTORS IN THE RAT-BRAIN

被引:8
作者
TANAKA, H
SHIMIZU, H
TATSUNO, T
HIROSE, A
KUMASAKA, Y
NAKAMURA, M
机构
[1] Research Laboratories, Sumitomo Pharmaceuticals Co., Ltd., Osaka 554, 3-1-98, Kasugadenaka, Konohana-ku
关键词
D O I
10.1254/jjp.52.504
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
[3H]8-OH-DPAT binding to rat brain sections and inhibition by SM-3997 were investigated. Very high densities of [3H]8-OH-DPAT binding sites were found in the dentate gyrus, entorhinal cortex, dorsal raphe, interpeduncular nucleus and lateral septum. In contrast, their densities were sparse in the substantia nigra, caudate putamen and choroid plexus. In the presence of 1 μM of SM-3997, [3H]8-OH-DPAT binding was strongly inhibited in all the brain structures we examined. These results indicate that SM-3997 binds to 5-HT1A receptors of rat brain sections. © 1990, The Japanese Pharmacological Society. All rights reserved.
引用
收藏
页码:504 / 507
页数:4
相关论文
共 12 条
[1]  
HIROSE A, IN PRESS NAUNYNSCHMI
[2]  
HIROSE A, IN PRESS NEUROPHARMA
[3]   AUTORADIOGRAPHIC EVIDENCE FOR THE HETEROGENEITY OF 5-HT1 SITES IN THE RAT-BRAIN [J].
MARCINKIEWICZ, M ;
VERGE, D ;
GOZLAN, H ;
PICHAT, L ;
HAMON, M .
BRAIN RESEARCH, 1984, 291 (01) :159-163
[4]   8-HYDROXY-2-(DI-NORMAL-PROPYLAMINO)-TETRALIN DISCRIMINATES BETWEEN SUBTYPES OF THE 5-HT1 RECOGNITION SITE [J].
MIDDLEMISS, DN ;
FOZARD, JR .
EUROPEAN JOURNAL OF PHARMACOLOGY, 1983, 90 (01) :151-153
[5]  
MIYAZAKI A, 1988, JAPAN J PSYCHOPHARMA, V8, P273
[6]   QUANTITATIVE DENSITOMETRY OF NEUROTRANSMITTER RECEPTORS [J].
RAINBOW, TC ;
BLEISCH, WV ;
BIEGON, A ;
MCEWEN, BS .
JOURNAL OF NEUROSCIENCE METHODS, 1982, 5 (1-2) :127-138
[7]  
SHIMIZU H, 1988, Japanese Journal of Pharmacology, V46, p238P
[8]   CHARACTERIZATION OF THE PUTATIVE ANXIOLYTIC SM-3997 RECOGNITION SITES IN RAT-BRAIN [J].
SHIMIZU, H ;
TATSUNO, T ;
HIROSE, A ;
TANAKA, H ;
KUMASAKA, Y ;
NAKAMURA, M .
LIFE SCIENCES, 1988, 42 (24) :2419-2427
[9]   PHARMACOLOGICAL PROPERTIES OF SM-3997 - A NEW ANXIOSELECTIVE ANXIOLYTIC CANDIDATE [J].
SHIMIZU, H ;
HIROSE, A ;
TATSUNO, T ;
NAKAMURA, M ;
KATSUBE, J .
JAPANESE JOURNAL OF PHARMACOLOGY, 1987, 45 (04) :493-500
[10]   INTERACTION OF SM-3997 WITH SEROTONIN RECEPTORS IN RAT-BRAIN [J].
SHIMIZU, H ;
KARAI, N ;
HIROSE, A ;
TATSUNO, T ;
TANAKA, H ;
KUMASAKA, Y ;
NAKAMURA, M .
JAPANESE JOURNAL OF PHARMACOLOGY, 1988, 46 (03) :311-314