5842
Recent data show that TCR/CD3 stimulation induces activation of Stat5 in murine T cells .
 ( protein: TCR/CD3, None) , ( cell type: murine T cells, None) , ( protein: Stat5, 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: TCR/CD3, None) , ( cell type: murine T cells, None) , ( protein: Stat5, None) 