874
All 11 typical AML M4Eo were CBF beta -MYH11 positive.
 ( DNA: -MYH11, None) , ( DNA: CBF beta, 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:
 ( DNA: -MYH11, None) , ( DNA: CBF beta, None) 