2714
Interferon augments PML and PML/RAR alpha expression in normal myeloid and acute promyelocytic cells and cooperates with all-trans retinoic acid to induce maturation of a retinoid-resistant promyelocytic cell line .
 ( cell type: myeloid, None) , ( protein: PML, None) , ( cell type: acute promyelocytic cells, None) , ( protein: PML/RAR alpha, None) , ( cell line: retinoid-resistant promyelocytic cell line, 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, None) , ( protein: PML, None) , ( cell type: acute promyelocytic cells, None) , ( protein: PML/RAR alpha, None) , ( cell line: retinoid-resistant promyelocytic cell line, None) 