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昼夜节律(24h)存在于所有的原核和真核生物中,在哺乳动物中,这一系统的中央起搏点位于下丘脑前部的视交叉上(suprachiasmatic nucleus,SCN)[1]。目前,昼夜节律的产生机
The circadian rhythm (24h) is present in all prokaryotes and eukaryotes, and in mammals the central pacemaker of this system is located on the suprachiasmatic nucleus (SCN) in the anterior hypothalamus [1]. At present, the circadian rhythm generator