702
HL60 cells were induced to differentiate toward monocytes-macrophages by incubation with phorbol ester, showing a 5- to 2-fold increase of AhR mRNA .
 ( protein: AhR, None) , ( RNA: AhR mRNA, None) , ( cell line: HL60 cells, None) , ( cell type: monocytes-macrophages, 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: AhR, None) , ( RNA: AhR mRNA, None) , ( cell line: HL60 cells, None) , ( cell type: monocytes-macrophages, None) 