12883
In addition, IL-6 and IL-2 synergistically induce homo- and heterodimerized STAT1 alpha and STAT3 in both NK and T cells , consistent with their reported synergism in modulating perforin gene expression .
 ( protein: STAT1 alpha, None) , ( protein: IL-6, None) , ( protein: STAT3, None) , ( DNA: perforin gene, 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: STAT1 alpha, None) , ( protein: IL-6, None) , ( protein: STAT3, None) , ( DNA: perforin gene, None) , ( protein: IL-2, None) 