10917
Finally, in JAK-1 -deficient HeLa cells , STAT6 activation by IL-4 is completely abolished.
 ( protein: IL-4, None) , ( protein: STAT6, None) , ( cell line: JAK-1 -deficient HeLa cells, None) , ( protein: JAK-1, 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: IL-4, None) , ( protein: STAT6, None) , ( cell line: JAK-1 -deficient HeLa cells, None) , ( protein: JAK-1, None) 