13205
A serum-independent HL60 cell line was induced towards the neutrophil lineage by treatment with all-trans retinoic acid ( ATRA ) for 24 h.
 ( cell line: serum-independent HL60 cell line, None) , ( cell line: HL60 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 line: serum-independent HL60 cell line, None) , ( cell line: HL60 cell line, None) 