Nature, Published online: 27 July 2026; doi:10.1038/d41586-026-02294-x Chemical tags on proteins could provide a biomarker for sleep deprivation, mouse studies suggest.

‘Timer’ in the brain tracks sleep — and predicts awakening
Max Kozlov

Nature, Published online: 27 July 2026; doi:10.1038/d41586-026-02294-x Chemical tags on proteins could provide a biomarker for sleep deprivation, mouse studies suggest.