In the lab: (IMAGE) University of Bonn Caption Dr. Anne-Kathrin Gellner from the Department of Psychiatry and Psychotherapy at Bonn University Hospital and Prof. Dr. Valentin Stein from the Institute of Physiology II at the University of Bonn. Credit Photo: Volker Lannert/University of Bonn Usage Restrictions This image may be used together with the press release. 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.