(IMAGE) Elsevier Caption CD19L-sTRAIL selectively binds to the CD19 receptor on leukemia cells via its CD19L moiety upon which its sTRAIL component kills the cells by engaging the TRAIL death receptors. Credit Dr Fatih Uckun, CHLA-USC 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.