John Traynor, University of Michigan (IMAGE) Michigan Medicine - University of Michigan Caption Co-author John Traynor, Ph.D., is a professor of pharmacology at the University of Michigan Medical School. Credit University of Michigan Health System 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.