Circadian clocks: Not your grandfather’s clock

Abstract excerpt

The last 20 years have seen the rapid evolution of our understanding of the molecular genes and networks that enable almost all forms of life to generate 24-hour-or circadian-rhythms. One finding has been particularly exciting: that the molecular circadian clock resides in almost all of the cells of the body and that the clock regulates the timing of many cellular and signaling pathways associated with multiple...

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