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 ...

Genetics

Does your DNA really change in space?

Results from an important NASA experiment – in which astronaut Scott Kelly spent one year in space while his identical twin brother Mark stayed on Earth – have started to come in. Last week, a number of media outlets ...

Genetics

Genetic variants found to play key role in human immune system

It is widely recognized that people respond differently to infections. This can partially be explained by genetics, shows a new study published today in Nature Communications by an international collaboration of researchers ...

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