Dr. Jan Felix Drexler, University of Bonn (IMAGE) University of Bonn Caption Dr. Jan Felix Drexler is from the Institute of Virology of the University of Bonn Medical Centre and the German Center for Infectious Disease Research. Credit © Photo: Robert Wollny/University of Bonn Usage Restrictions This photo may be used 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.