Recent sleep surveys show that Singaporeans are among the world’s most sleep deprived people. Scientists from Duke-NUS Medical School (Duke-NUS) and the University of Tokyo provide new evidence, which supports the presence of a key mechanism that regulates our biological clock. In the study published in PNAS, the team used preclinical models to validate that mutations in PER2 protein can alter the balance of the circadian period, which can lead to sleep disorders.
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