Neuroscience

Sleep boosts production of brain support cells

Sleep increases the reproduction of the cells that go on to form the insulating material on nerve cell projections in the brain and spinal cord known as myelin, according to an animal study published in the September 4 issue ...

Medical research

Stress wakes up sleeping herpes viruses – but how?

Hiding their DNA genome inside the nuclei of the infected cells, the herpes viruses establish a lifelong infection in humans. Poorly defined stress conditions are known to wake up these parasites from their latent phase and ...

Neuroscience

Insulin action in the brain can lead to obesity

Fat-rich food makes you fat. Behind this simple equation lie complex signalling pathways, through which the neurotransmitters in the brain control the body's energy balance. Scientists at the Cologne-based Max Planck Institute ...

Psychology & Psychiatry

'Switching off' specific brain cells protects against stress

It is well known that long-term exposure to stress can lead to serious psychiatric problems. However, the precise mechanisms underpinning the stress response have remained elusive. Recent advances in microscopic imaging by ...

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