Colin Dale, University of Utah (IMAGE) U.S. National Science Foundation Caption Biologist Colin Dale swabs a petri dish that has a bacterial culture from the man's wound. Credit Lee Siegel, University of Utah Usage Restrictions None 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.