Priscila Castanha, Ph.D. (IMAGE) University of Pittsburgh Caption Priscila Castanha, Ph.D., an assistant professor in the Department of Infectious Disease and Microbiology at the University of Pittsburgh School of Public Health Credit Amro Nasser, University of Pittsburgh Usage Restrictions For use only in reporting on this research License Original 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.