Fig. (IMAGE) Osaka University Caption Activation of the claustrum, identified as a reliable marker of the stressed brain, controls stress-induced anxiety-like and depression-like behaviors. Credit Atsushi Kasai Usage Restrictions Credit must be given to the creator. License Original 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.