Medical research

One night of sleep loss can alter clock genes in your tissues

Swedish researchers at Uppsala University and the Karolinska Institute have found that genes that control the biological clocks in cells throughout the body are altered after losing a single night of sleep, in a study that ...

Medical research

Scientists find timekeepers of gut's immune system

As people go through their daily and nightly routines, their digestive tracts follow a routine, too: digesting food and absorbing nutrients during waking hours, and replenishing worn-out cells during sleep. Shift work and ...

Neuroscience

Astrocytes found to keep time for brain, behavior

Until recently, work on biological clocks that dictate daily fluctuations in most body functions, including core body temperature and alertness, focused on neurons, those electrically excitable cells that are the divas of ...

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