11919
In the absence of IL-3 , enforced expression of the human NFIL3/E4BP4 cDNA promoted the survival but not the growth of IL-3 -dependent pro-B cells .
 ( protein: IL-3, None) , ( DNA: human NFIL3/E4BP4 cDNA, None) , ( cell type: IL-3 -dependent pro-B cells, None) , ( protein: IL-3, 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-3, None) , ( DNA: human NFIL3/E4BP4 cDNA, None) , ( cell type: IL-3 -dependent pro-B cells, None) , ( protein: IL-3, None) 