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蛋白激酶对阿片耐受和依赖的调节作用研究进展

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摘要 研究发现,阿片产生的耐受、依赖导致环磷酸腺苷cAMP通路的上调,cAMP通路的上调受腺苷酸环化酶(AC)活性及受体与其偶联的刺激型G蛋白的调节。长期阿片作用通过蛋白激酶C(PKC)、蛋白激酶A(PKA)、Ca2+/钙调蛋白依赖的蛋白激酶Ⅱ(Ca2+/CaMKII)等蛋白激酶系统而影响神经分子的信号转导通路。阿片受体激动剂通过诱导受体内吞、下调、脱敏及AC超敏等效应导致了阿片耐受、依赖的产生。G蛋白偶联受体激酶、第二信使依赖的蛋白激酶对受体的磷酸化调节是产生阿片耐受、依赖的重要步骤。本文讨论了多种蛋白激酶在阿片耐受、依赖的信号转导通路中的作用。
出处 《农垦医学》 2010年第2期169-171,共3页 Journal of Nongken Medicine
基金 国家自然科学基金资助项目(No.30860074) 教育部新世纪优秀人才支持项目(No.NCET-06-0918)
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