Stress-Coping Molecule (IMAGE) Weizmann Institute of Science Caption Stress-coping molecule Urocortin-3 (green) and its receptor, CRFR2 (red), are expressed in the mouse brain region responsible for social behavior. It's viewed under a confocal microscope. Credit Weizmann Institute of Science 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.