Tag Archives: small molecules are clock signals

Cellular Clocks and Metabolism

B0004343 Organelles in a pancreas cell

Until recently all circadian clock rhythms were assumed to be triggered from a central brain clock, synchronizing sleep, wakefulness, hormones, and metabolism. Now, many more functions have been found related to clocks and the variations throughout the body cannot all be triggered by one central clock. In fact, each tissue…

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