3607
These results suggest that blasts in M7 and TMD may correspond to progenitors of both erythroid and megakaryocytic lineages .
 ( cell type: progenitors, None) , ( cell type: blasts, 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: progenitors, None) , ( cell type: blasts, None) 