Medical research

Dark matter DNA active in brain during day-night cycle

(Medical Xpress)—Long stretches of DNA once considered inert dark matter appear to be uniquely active in a part of the brain known to control the body's 24-hour cycle, according to researchers at the National Institutes ...

Medical research

The role of dopamine in sleep regulation

A group of Spanish researchers has discovered a new function of the neurotransmitter dopamine in controlling sleep regulation. Dopamine acts in the pineal gland, which is central to dictating the 'circadian rhythm' in humans—the ...

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