When the brain suffers injury or infection, glial cells surrounding the affected site act to preserve the brain's sensitive nerve cells and prevent excessive damage. A team of researchers has been ...

A study of the salamander brain has led researchers at the Swedish medical university Karolinska Institutet to discover a hitherto unknown function of the neurotransmitter dopamine. In an article ...

Amyloid plaque formation directly causes brain tissue loss in animals, but a drug called lithium reduces the life-shortening effects of this loss, shows a study published today in eLife. Patients with ...