14852
We detected an association between the reduced mitogenic response and low expression of both interleukin-2 ( IL-2 ) and the alpha chain ( CD25 ) of the IL-2 receptor ( IL-2R ).
 ( protein: CD25, None) , ( protein: IL-2 receptor, None) , ( protein: interleukin-2, None) , ( protein: alpha chain, None) , ( protein: IL-2R, None) , ( protein: IL-2, 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: CD25, None) , ( protein: IL-2 receptor, None) , ( protein: interleukin-2, None) , ( protein: alpha chain, None) , ( protein: IL-2R, None) , ( protein: IL-2, None) 