High Levels of CT45 Enhance Survival (IMAGE) University of Chicago Medical Center Caption High levels of CT45 improve overall survival: graph. Credit Ernst Lengyel <em>et al</em>. 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.