多年来,我们知道,生物体,包括人类,体内都有一个生物钟,可以帮助他们预测和适应正常的生活节奏。但这个生物钟究竟是如何工作的呢?Jeffrey C. Hall,Michael Rosbash和Michael W. Young的研究便是探索我们的生物钟,并阐明其内在的工作。
生物钟涉及生理学的许多方面。我们现在知道,我们的大部分基因都受到生物钟的调节,因此,精心校准的昼夜节律将帮助我们适应一天的不同阶段。有迹象表明,我们的生活方式与我们生物钟所规定的节奏之间出现的慢性偏差与各种疾病风险增加有关。
Zehring, W.A., Wheeler, D.A., Reddy, P., Konopka, R.J., Kyriacou, C.P., Rosbash, M., and Hall, J.C. (1984). P-element transformation with period locus DNA restores rhythmicity to mutant, arrhythmic Drosophila melanogaster. Cell 39, 369–376.
Bargiello, T.A., Jackson, F.R., and Young, M.W. (1984). Restoration of circadian behavioural rhythms by gene transfer in Drosophila. Nature 312, 752–754.
Siwicki, K.K., Eastman, C., Petersen, G., Rosbash, M., and Hall, J.C. (1988). Antibodies to the period gene product of Drosophila reveal diverse tissue distribution and rhythmic changes in the visual system. Neuron 1, 141–150.
Hardin, P.E., Hall, J.C., and Rosbash, M. (1990). Feedback of the Drosophila period gene product on circadian cycling of its messenger RNA levels. Nature 343, 536–540.