初步理论表明视网膜至视交叉上核间有一通道。
Initial theories suggested a pathway from the retina to the suprachiasmatic nucleus.
生物钟被认为是叫做视交叉上核的神经细胞的聚集。
The biological clock itself is believed to be a cluster of nerve cells called the suprachiasmatic nucleus.
更重要的是，这些区域包括掌管生物钟的视交叉上核。
More important, these regions included the suprachiasmatic area, which is home to the body's circadian clock.
当睡眠压力增加时，视交叉上核会发送信号以提高警觉性。
This area sends signals to boost alertness as the pressure to sleep mounts.
大脑研究表明引导视交叉上核的神经元5 -羟色胺功能有损伤。
Brain studies suggest that there is impairment serotonin function in neurons leading to the suprachiasmatic nucleus.
哺乳动物中调节昼夜节律的是两个调节神经细胞群，称为视交叉上核中的下丘脑。
The circadian rhythm in mammals is regulated by two clusters of nerve cells called the suprachiasmatic nuclei (SCN) in the anterior hypothalamus.
投射到视交叉上核的视网膜节细胞多表达黑视蛋白且具有光敏感性。
The majority of RGCs projecting to suprachiasmatic nucleus express melanopsin and show light sensitive.
哺乳动物下丘脑的视交叉上核(scn)控制着多种生理节奏的发生。
The suprachiasmatic nucleus (SCN) in the hypothalamus controls many aspects of circadian rhythms in mammalian animals.
很多年来，科学家们认为大脑的视交叉上核(scn)是生物钟中枢，具体机制是此处的神经元白天比夜间更兴奋。
For years, scientists thought that neurons in the brain's suprachiasmatic nuclei, or SCN, regulated our body clocks by firing a lot during the day and less at night.
结果表明，在室周核(PV)、室旁核(PVN)和视交叉上核(scn)内，雄性大鼠的阳性细胞和纤维较雌性多。
The results showed that the positive cell bodies and fibers in periventricular nucleus (PV), suprachiasmatic nucleus (SCN) and paraventricular nucleus (PVN) were more numerous in male than in female.
控制节律钟的基因在视交叉上核（大脑的某个部位）上表现得最为活跃，但是与其他基因一样，它们在几乎所有细胞中都存在。
The genes that control the body clock are most active in parts of the brain called the suprachiasmatic nuclei.
控制节律钟的基因在视交叉上核（大脑的某个部位）上表现得最为活跃，但是与其他基因一样，它们在几乎所有细胞中都存在。
The genes that control the body clock are most active in parts of the brain called the suprachiasmatic nuclei.
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