Contact: Gina Kirchweger
Kirchweger@salk.edu
858-453-410-01340
Salk Institute
Caption: When light activates melanopsin (red), a light receptor found in rare, specialized cells in the retina, they send a signal to different areas in the brain. It allows the body to tell day from night and adjust accordingly.
Credit: Image: Courtesy of Dr. Megumi Hatori, Salk Institute for Biological Studies
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