Overeating, alcohol and sucrose consumption decrease in CB1 receptor deleted mice

被引:126
作者
Poncelet, M [1 ]
Maruani, J [1 ]
Calassi, R [1 ]
Soubrié, P [1 ]
机构
[1] Sanofi Synthelabo Rech, Cent Nervous Syst Dept, F-34184 Montpellier 04, France
关键词
CB1 knockout mice; SR141716; neuropeptide Y; ethanol drinking; sucrose intake;
D O I
10.1016/S0304-3940(03)00397-5
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Administration of the cannabinoid CBI receptor antagonist SR141716 (3-10 mg/kg i.p.) abolished neuropeptide Y-induced overeating and significantly reduced ethanol and sucrose intake in CB1 wild-type (+/+) mice. In CB1 receptor knockout (-/-) mice, neuropeptide Y totally lost its capacity to increase food consumption. Similarly, sucrose and ethanol intakes were significantly lower in CBI vs. CB1 +/+ mice. In CB1 deficient mice, SR141716 had no effect in these models. (C) 2003 Elsevier Science Ireland Ltd. All rights reserved.
引用
收藏
页码:216 / 218
页数:3
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