Infographic (IMAGE) University of East Anglia Caption Cocaine use causes 'profound changes' in the brain that lead to an increased risk of relapse due to stress -- according to new research from the University of East Anglia. New research published today in The Journal of Neuroscience identifies a molecular mechanism in the reward centre of the brain that influences how recovering cocaine addicts might relapse after stressful events. Credit University of East Anglia Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.