7527
Cytokines that bind to the common gamma chain of the IL-2 receptor promote the survival of T cell blasts , but also induce proliferation.
 ( protein: Cytokines, None) , ( protein: IL-2, None) , ( protein: gamma chain, None) , ( cell type: T cell blasts, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: Cytokines, None) , ( protein: IL-2, None) , ( protein: gamma chain, None) , ( cell type: T cell blasts, None) 