Dopamine, learning and motivation

被引:2336
作者
Wise, RA [1 ]
机构
[1] NIDA, Behav Neurosci Branch, Intramural Res Program, NIH, Bethesda, MD 20892 USA
关键词
D O I
10.1038/nrn1406
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
The hypothesis that dopamine is important for reward has been proposed in a number of forms, each of which has been challenged. Normally, rewarding stimuli such as food, water, lateral hypothalamic brain stimulation and several drugs of abuse become ineffective as rewards in animals given performance-sparing doses of dopamine antagonists. Dopamine release in the nucleus accumbens has been linked to the efficacy of these unconditioned rewards, but dopamine release in a broader range of structures is implicated in the 'stamping-in' of memory that attaches motivational importance to otherwise neutral environmental stimuli.
引用
收藏
页码:483 / 494
页数:12
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