3700
Retinoic acid activates interferon regulatory factor-1 gene expression in myeloid cells .
 ( cell type: myeloid cells, None) , ( protein: interferon regulatory factor-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:
 ( cell type: myeloid cells, None) , ( protein: interferon regulatory factor-1, None) 