circadian

UK:  [sɜː(r)'keɪdiən]

US:  [sər'keɪdiən]

adj.

1.昼夜节律的

2.【生物学】24小时周期的;生理节奏的;日常生理律动性的〔指地球24小时转动一圈而产生于人的生活和生理的规律性反应,如新陈代谢,睡眠等〕

1 . The salient issue, says study co-author Fred Turek, may be the disruption of the body's internal clock, known as the circadian rhythm.
该项研究的共同合作者弗雷德·托莱克说，身体生物钟受到扰乱可能是一个突出的问题。

2 . Circadian clock genes have popped up in all types of creatures and in many parts of the body.
生理时钟的基因以各种形式在身体上许多部位流动著。

3 . When scientists examined the pair's DNA, they found a mutation in a gene called DEC2, which governs cell production and circadian rhythm.
科学家们通过检测这对DNA发现一个叫作DEC2发生了突变，而这个基因正是控制细胞分裂和生理周期的。

4 . Most interestingly, these modifications seem to act in concert and are associated with the circadian metabolic rhythm of cells.
最有趣的是，这些修饰似乎协调行动，并和细胞的昼夜代谢节律相关。

5 . Russell Foster, a professor of circadian [body clock] neuroscience at Oxford, shares this point of view.
RussellFoster，一位牛津大学的生理周期（生物钟）神经学的教授，分享了他得这种观点。