Dr. Stephanie Kath-Schorr (IMAGE) University of Bonn Caption from the LIMES Institute of the University of Bonn in the laboratory. Credit (c) Photo: Barbara Frommann/Uni Bonn Usage Restrictions This photo 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.