目的谷氨酸NMDA受体拮抗剂地卓西平（MK801）对大鼠急性吗啡依赖戒断性情绪反应的影响。

ObjectiveTo investigate the effect of NMDA receptor antagonist MK801 on the negative affection induced by withdrawal from acute morphine dependence in rats.

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目的研究脑内核团毁损对吗啡成瘾大鼠戒断症状及行为学方面的影响，以及毁损前后的脑形态学变化。

Objective To study effects of stereotaxic lesioning on abstinence symptom and ethology, and observe brain morphological changes after the lesioning in morphine-addicted rats.

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美索四氨或哌拉唑嗪以剂量依赖方式抑制吗啡依赖大鼠纳洛酮激发的戒断症状。

In addition, the withdrawal symptoms precipitated by naloxone in morphine dependent rats were blocked by methoctramine(ip) or pirenzepine (it) at single dose injection in a dose dependent manner.

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