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抑郁症治疗的新靶点-mTOR信号通路 被引量:3

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摘要 近年临床研究表明,单次注射低剂量谷氨酸N-甲基-D-天门冬氨酸(NMDA)受体拮抗剂氯胺酮可以在2小时内缓解抑郁症状,药效持续长达一周,引发抑郁症治疗领域的高度关注,但氯胺酮的快速起效抗抑郁机制至今尚不明确。最近李楠欣等人研究发现氯胺酮能快速激活哺乳动物的雷帕霉素靶点(mTOR)途径,从而导致大鼠前额皮质突触信号蛋白增多及棘突触数量增加。NMDA受体的其他拮抗剂,如CP-101606(曲索罗地)等也能产生与氯胺酮类似的抗抑郁作用,激活mTOR信号通路。这些研究表明,mTOR信号通路很有可能是一种新型快速起效抗抑郁药治疗的靶点。
出处 《西南军医》 2013年第1期53-55,共3页 Journal of Military Surgeon in Southwest China
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