13404
The tumor cells in most cases of Hodgkin's disease ( HD ) have been recently recognized to originate from the B-cell lineage , but their precise differentiation stage is not fully clarified.
 ( cell type: B-cell lineage, None) , ( cell type: tumor 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: B-cell lineage, None) , ( cell type: tumor cells, None) 