Artwork Based on Brain Network Characterization (image) Cell Press Share Print E-Mail Caption Artwork based on the characterization of the brain network underlying the hyperactivity of dopamine-producing neurons and the behavioral effects of cocaine. Credit François Georges, PhD, Bordeaux University Usage Restrictions Credit Required. Share Print E-Mail 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.