Psychology & Psychiatry

Scientists find key mechanism in transition to alcohol dependence

A team of Scripps Research Institute scientists has found a key biological mechanism underpinning the transition to alcohol dependence. This finding opens the door to the development of drugs to manage excessive alcohol consumption.

Psychology & Psychiatry

Cocaine use alters gene expression in brain reward circuits

A study in Biological Psychiatry has identified unique genetic changes in the brain's reward circuitry that are associated with cocaine use, including first-time use, withdrawal, and re-exposure to the drug after prolonged ...

Psychology & Psychiatry

Hippocampal volume loss in depression reflects glial loss

Depression has been associated with reduced volume of the hippocampus in magnetic resonance imaging studies in humans. A new study just published in Biological Psychiatry now clarifies the cellular basis of these volumetric ...

Psychology & Psychiatry

Genetic risk for schizophrenia is connected to reduced IQ

The relationship between the heritable risk for schizophrenia and low intelligence (IQ) has not been clear. Schizophrenia is commonly associated with cognitive impairments that may cause functional disability. There are clues ...

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