Electron Microscopic Picture of a Bacteriophage (image) University of Veterinary Medicine -- Vienna Share Print E-Mail Caption Phages infect bacteria and are able to transfer genes during this process. Credit Photo: Dinhopl/Vetmeduni Vienna Usage Restrictions This photo may only be used in the context of this press release. Share Print E-Mail 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.