Michelle Oppenheimer and Pablo Sobrado, Virginia Tech (image) Virginia Tech Share Print E-Mail Caption Graduate student Michelle Oppenheimer and Pablo Sobrado examine a beaker in Sobrado's Fralin Life Science Institute laboratory. Credit Virginia Tech photo Usage Restrictions Photo may be used with discussion or report of Dr. Sobrado's research. 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.