Miguel Hernández University of Elche (UMH) Feb 9 2026 Chronic alcohol consumption profoundly alters gene expression in key brain regions involved in reward, impulse control, and decision-making, according to a study led by researchers at the Institute for Neurosciences, a joint center of Miguel Hernández University of Elche (UMH) and the Spanish National Research Council (CSIC). Published in the journal Addiction , the work provides new insight into the biological basis of alcohol addiction and