8664
In conclusion, we have characterized a novel continuous myeloid cell line presenting a hierarchical structure similar to that of the bone marrow progenitor cell compartment .
 ( cell line: continuous myeloid cell line, None) , ( cell line: bone marrow progenitor cell compartment, 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 line: continuous myeloid cell line, None) , ( cell line: bone marrow progenitor cell compartment, None) 