OPPOSITE EFFECTS OF CHOLINERGIC AGENTS AND BENZODIAZEPINE RECEPTOR LIGANDS IN A PASSIVE-AVOIDANCE TASK IN RATS

被引:19
作者
ANGLADE, F
BIZOT, JC
DODD, RH
BAUDOIN, C
CHAPOUTHIER, G
机构
[1] CNRS,INST CHIM SUBST NAT,F-91198 GIF SUR YVETTE,FRANCE
[2] UNIV PARIS 13,LEEC,F-93430 VILLETANEUSE,FRANCE
[3] UNIV PARIS 05,UFR BIOMED,GENET NEUROGENET & COMPORTEMENT LAB,F-75006 PARIS,FRANCE
关键词
MEMORY; CHOLINERGIC AGENT; BENZODIAZEPINE; PASSIVE AVOIDANCE; RAT;
D O I
10.1016/0304-3940(94)90808-7
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Benzodiazepine (Bzd) agonist, diazepam (Dzp) and inverse agonist methyl beta-carboline-3-carboxylate (beta-CCM); acetylcholinesterase inhibitor, physostigmine (Physo) and muscarinic antagonist, scopolamine (Scope), were investigated for their mnesic effect in a passive avoidance (PA) task in rats. Impairments were observed after Dzp- and/or Scope-pretraining treatments. Physo was without effect but antagonized the Dzp-induced impairments. beta-CCM enhanced acquisition and antagonized the Scopo-induced impairing effect. All these drugs had no effect in posttraining administration.
引用
收藏
页码:247 / 250
页数:4
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