THE INVOLVEMENT OF D(1) AND D(2) DOPAMINE-RECEPTORS IN AMPHETAMINE-INDUCED CHANGES IN STRIATAL UNIT-ACTIVITY IN BEHAVING RATS

被引:33
作者
ROSAKENIG, A [1 ]
PUOTZ, JK [1 ]
REBEC, GV [1 ]
机构
[1] INDIANA UNIV,DEPT PSYCHOL,PROGRAM NEURAL SCI,BLOOMINGTON,IN 47405
关键词
AMPHETAMINE; ETICLOPRIDE; SCH-23390; STRIATUM; SULPIRIDE; UNIT ACTIVITY;
D O I
10.1016/0006-8993(93)91633-4
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Selective D1 (SCH-23390) and D2 (eticlopride and sulpiride) dopamine receptor antagonists were assessed for their ability to reverse the effects of 1.0 mg/kg D-amphetamine on excitatory motor-related neurons in the striatum of freely moving rats. SCH-23390 (0.125, 0.25, 0.5 and 1.0 mg/kg) rapidly and consistently blocked amphetamine-induced neuronal excitations as did eticlopride (0.25 and 1.0 mg/kg). In contrast, (-)-sulpiride (10, 20 and 40 mg/kg) failed to alter the neuronal response to amphetamine. Similarly, SCH-23390 and eticlopride also blocked the behavioral effects of amphetamine, but sulpiride did not. Collectively, these results support the involvement of D1 and D2 dopamine receptors in the excitatory effects of amphetamine on striatal neurons, but suggest caution in assessing the neuronal and behavioral effects of sulpiride.
引用
收藏
页码:347 / 351
页数:5
相关论文
共 28 条
[1]  
BREESE GR, 1978, FED PROC, V37, P2429
[2]   DOPAMINE-D1 AND DOPAMINE-D2 MEDIATION OF THE DISCRIMINATIVE STIMULUS PROPERTIES OF D-AMPHETAMINE AND COCAINE [J].
CALLAHAN, PM ;
APPEL, JB ;
CUNNINGHAM, KA .
PSYCHOPHARMACOLOGY, 1991, 103 (01) :50-55
[4]   HETEROGENEOUS RESPONSES OF NEOSTRIATAL NEURONS TO AMPHETAMINE IN FREELY MOVING RATS [J].
GARDINER, TW ;
IVERSON, DA ;
REBEC, GV .
BRAIN RESEARCH, 1988, 463 (02) :268-274
[5]   BIOCHEMISTRY AND BEHAVIOR - SOME CENTRAL ACTIONS OF AMPHETAMINE AND ANTIPSYCHOTIC-DRUGS [J].
GROVES, PM ;
REBEC, GV .
ANNUAL REVIEW OF PSYCHOLOGY, 1976, 27 :91-127
[6]   SOME INVITRO RECEPTOR-BINDING PROPERTIES OF [H-3] ETICLOPRIDE, A NOVEL SUBSTITUTED BENZAMIDE, SELECTIVE FOR DOPAMINE-D2 RECEPTORS IN THE RAT-BRAIN [J].
HALL, H ;
KOHLER, C ;
GAWELL, L .
EUROPEAN JOURNAL OF PHARMACOLOGY, 1985, 111 (02) :191-199
[7]   STRIATAL SINGLE-UNIT RESPONSES TO AMPHETAMINE AND NEUROLEPTICS IN FREELY MOVING RATS [J].
HARACZ, JL ;
TSCHANZ, JT ;
WANG, ZR ;
WHITE, IM ;
REBEC, GV .
NEUROSCIENCE AND BIOBEHAVIORAL REVIEWS, 1993, 17 (01) :1-12
[8]  
HARACZ JL, 1989, BRAIN RES, V489, P363
[9]  
IORIO LC, 1983, J PHARMACOL EXP THER, V226, P462
[10]  
IVERSON SD, 1977, COCAINE OTHER STIMUL, P3