4428
Acute promyelocytic leukemia ( APL ) is a specific type of acute myeloid leukemia characterized by the morphology of the blast cells , a specific t(15;17) translocation , and risks of definite coagulopathy .
 ( cell type: blast cells, 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: blast cells, None) 