The sleep habits of fruit flies are a lot like ours. I don’t care how tired you are.’ The neurons that regulate sleep can tell the difference between sleep when it’s safe and sleep when it’s dangerous.” “But if something dangerous is happening, your brain says, ‘No, no, no, no. “If you’re sick or sleep deprived, or you’ve just learned something new, you sleep more,” said co-corresponding author Paul Shaw, PhD, a professor of neuroscience at Washington University. Louis and the University of Missouri, Kansas City, are published online in PLoS Biology, and could lead to new approaches to treating insomnia and improving sleep quality in people. The findings, from Washington University School of Medicine in St. Studying fruit flies, the researchers found that brain neurons adapt to help the flies stay awake despite tiredness in dangerous situations and help them fall asleep after an intense day. New research provides clues to falling fast asleep – or lying wide awake. Louis and colleagues have found that brain neurons in the dorsal fan-shaped body adapt to help the flies stay awake despite tiredness in dangerous situations and help them fall asleep after an intense day. Researchers at Washington University School of Medicine in St. The dorsal fan-shaped body pictured is a structure in the brains of fruit flies that controls their sleep behavior. News Release How do tired animals stay awake?įruit flies yield clues to a good night’s sleep, insomniaīy Tamara Bhandari
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