Team (IMAGE) Virginia Tech Caption (from left to right) Hehuang "David" Xie, associate professor in the Department of Biomedical Sciences and Pathobiology in the Virginia-Maryland College of Veterinary Medicine; Xiguang Xu, graduate student; Alexander Murray, graduate student. Photo credit: Alex Crookshanks. Credit Virginia Tech 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.