In the Laboratory (IMAGE) University of Bonn Caption Prof. Dr. Günter Mayer from the Life & Medical Sciences Institute (LIMES) of the University of Bonn. Credit © Photo: Barbara Frommann/Uni Bonn Usage Restrictions This image may be used together with the press release. 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.