Steve Royle, University of Warwick (IMAGE) University of Warwick Caption Steve Royle, associate professor in biomedical cell biology at Warwick Medical School, led the research. Credit University of Warwick 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.