GRU Senior Photographer (IMAGE) Medical College of Georgia at Augusta University Caption Dr. Paul L. McNeil, cell biologist at the Medical College of Georgia at Georgia Regents University and corresponding author of the study in the journal Free Radical Biology and Medicine. Credit Phil Jones 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.