Andrew Jones and Daniel Hawiger (IMAGE) Saint Louis University Caption Andrew Jones, doctoral student, and Daniel Hawiger, M.D., Ph.D., associate professor of molecular microbiology and immunology at Saint Louis University are shown. Credit Saint Louis University 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.