Addiction

PET/CT reveals adaptations of the alcoholic brain

Alcoholism is a devastating disorder that too often leads to a perpetual cycle of abuse. An emerging molecular imaging technique may provide a way to break that cycle. It could signal patients' heightened risk and lead to ...

Neuroscience

Researchers uncover how kappa opioid receptors drive anxiety

University of North Carolina researchers uncovered a cellular mechanism by which kappa opioid receptors (KOR) drive anxiety. These proteins inhibit the release of the neurotransmitter glutamate in a part of the brain that ...

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