9268
In summary, we have discovered that expression of C/EBP epsilon mRNA is markedly enhanced as the NB4 promyelocytes are induced by retinoids to differentiate towards granulocytes .
 ( cell type: granulocytes, None) , ( cell line: NB4 promyelocytes, None) , ( RNA: C/EBP epsilon mRNA, 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:
 ( cell type: granulocytes, None) , ( cell line: NB4 promyelocytes, None) , ( RNA: C/EBP epsilon mRNA, None) 