The CB1 antagonist rimonabant is adjunctively therapeutic as well as monotherapeutic in an animal model of Parkinson's disease

被引:64
作者
Kelsey, J. E. [1 ,2 ]
Harris, O. [2 ]
Cassin, J. [2 ]
机构
[1] Bates Coll, Dept Psychol, Lewiston, ME 04240 USA
[2] Bates Coll, Program Neurosci, Lewiston, ME 04240 USA
关键词
Parkinson's; 6-OHDA; Rimonabant; CB1; receptors; L-DOPA; Forepaw stepping; RECEPTOR MESSENGER-RNA; MEDIAL FOREBRAIN-BUNDLE; DOPAMINERGIC-NEURONS; RAT MODEL; 6-HYDROXYDOPAMINE; LOCALIZATION; INJECTIONS; LESIONS;
D O I
10.1016/j.bbr.2009.04.035
中图分类号
B84 [心理学]; C [社会科学总论]; Q98 [人类学];
学科分类号
03 ; 0303 ; 030303 ; 04 ; 0402 ;
摘要
Acute injections of 8 mg/kg of 3,4-dihydroxy-L-phenylaianine (L-DOPA) or 0.05 mg/kg rimonabant equally improved contralateral forepaw stepping in rats with unilateral 6-hydroxydopamine (6-OHDA) lesions, and their combination improved stepping more than either drug alone. However, 0.05 mg/kg rimonabant did not alter the changes in stepping produced by acute injections of a dyskinesic dose of 35 mg/kg L-DOPA. Thus, not only is a cannabinoid antagonist monotherapeutic in this animal model of Parkinson's disease, but it also enhances the therapeutic effect of a moderate, but not a high, dose Of L-DOPA. (C) 2009 Elsevier B.V. All rights reserved.
引用
收藏
页码:304 / 307
页数:4
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