Ryan Teague, Ph.D. (IMAGE) Saint Louis University Caption Ryan Teague, Ph.D., professor of molecular microbiology and immunology at Saint Louis University's School of Medicine. Credit Saint Louis University Usage Restrictions Credit must be given to the creator. License CC BY 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.