Neuroscience

Small DNA modifications predict brain's threat response

The tiny addition of a chemical mark atop a gene that is well known for its involvement in clinical depression and posttraumatic stress disorder can affect the way a person's brain responds to threats, according to a new ...

Psychology & Psychiatry

Child abuse could leave 'molecular scars' on its victims

Children who are abused might carry the imprint of that trauma in their cells—a biochemical marking that is detectable years later, according to new research from the University of British Columbia and Harvard University.

Neuroscience

Glia, not neurons, are most affected by brain aging

The difference between an old brain and a young brain isn't so much the number of neurons but the presence and function of supporting cells called glia. In Cell Reports on January 10, researchers who examined postmortem brain ...

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