Contact: Kim Menard
University of Pennsylvania School of Medicine
Caption: David Raizen, M.D., Ph.D., assistant professor of Neurology in the Perelman School of Medicine at the University of Pennsylvania, and his colleagues report in Current Biology that even in Caenorhabditis elegans, a tiny nematode worm that feeds on bacteria, loss of sleep is "stressful."
Credit: David Raizen/Penn Medicine
Usage Restrictions: Credit David Raizen/Penn Medicine
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