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兔孤束核腹外侧区微量注射谷氨酸钠及甘氨酸对弓状核诱发电位的影响

刘诗翔, 魏书均, 范亚兰, 周定邦

成都军区昆明总医院中心实验室. 云南, 昆明 650032；昆明医学院生理教研室. 云南, 昆明 650031

摘要

对兔孤束核腹外侧区微量注射谷氨酸钠,可使膈神经放电显著增加和使弓状核诱发电位P_(2)及N_(2)波幅显著降低; 而微量注射甘氨酸则使膈神经放电显著减少和使弓状核诱发电位P_(2)及N_(2)波幅显著增大。静脉注射纳洛酮对谷氨酸钠引起的膈神经放电兴 奋效应无明显影响, 但能翻转谷氨酸钠对弓状核诱发电位P_(2)及N_(2)波幅的抑制效应。图1表3参12

关键词： 孤束核腹外侧区; 弓状核诱发电位; 谷氨酸钠; 甘氨酸

Effect of microinjection of sodium giutamate and glycine into ventrolateral nucleus of tractus solitarius on the evoked potentials of arcuatus nucleus in rabbits

Liu Shixiang, Wei Shujun, Fan Yalan, Zhou Dingbang

Department of Medical Experimental Center, Kunming General Hospital. Kunming 650032, Yunnan；China

Abstract

Key words: Arcuatus nucleus evoked potential;Ventrsl lateral nucleus trsctus solitarius; Sodium glutamate;Glycine

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引用本文：

刘诗翔, 魏书均, 范亚兰, 周定邦. 兔孤束核腹外侧区微量注射谷氨酸钠及甘氨酸对弓状核诱发电位的影响[J]. 生理学报 1995; 47 (4): .

Liu Shixiang, Wei Shujun, Fan Yalan, Zhou Dingbang. Effect of microinjection of sodium giutamate and glycine into ventrolateral nucleus of tractus solitarius on the evoked potentials of arcuatus nucleus in rabbits. Acta Physiol Sin 1995; 47 (4): (in Chinese with English abstract).