A dead T cell (IMAGE) Kobe University Caption It was known that T cells are killed when they lack a surface molecule called CD47. Now, a research group at Kobe University has identified the culprit and discovered an unexpected capability of the immune system that has potential for cancer treatment. Credit Professor NITTA Ryo (Graduate School of Medicine, Division of Structural Medicine and Anatomy, Kobe 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.