Dr. Daniel Gray and Ms. Antonia Policheni, Walter and Eliza Hall Institute of Medical Research (image) Walter and Eliza Hall Institute Share Print E-Mail Caption Scientists have uncovered the mechanism that controls whether cells that are able to suppress immune responses live or die. Dr Daniel Gray (right) and Ms Antonia Policheni from Melbourne's Walter and Eliza Hall Institute of Medical Research were part of a research team that made the discovery, which could one day lead to better treatments for immune disorders. Credit Walter and Eliza Hall Institute of Medical Research. Usage Restrictions None Share Print E-Mail 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.