2260
Here we report that ATRA -induced expression of CD38 antigen in myeloid cells is mediated through retinoic acid-alpha receptor ( RAR alpha ).
 ( protein: CD38 antigen, None) , ( protein: retinoic acid-alpha receptor, None) , ( cell type: myeloid cells, None) , ( protein: CD38, None) , ( protein: RAR alpha, 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: CD38 antigen, None) , ( protein: retinoic acid-alpha receptor, None) , ( cell type: myeloid cells, None) , ( protein: CD38, None) , ( protein: RAR alpha, None) 