In a study of brain cells from mice and humans, researchers found that ... by a "master clock" in the suprachiasmatic nucleus (SCN)—a tiny structure located deep in the brain.

1b) relative to control mice not exposed to light (Fig. 1a). High levels of light-induced P-ERK were observed within the ventral and dorsal regions of the SCN. Figure 1: Photic stimulation during ...

Researchers from the University of California, Los Angeles, gave mice access to food for six hours either during ... The body’s master clock, the suprachiasmatic nucleus (SCN) of the hypothalamus, ...