6018
As far as we know, these myb-transformed hemopoi-etic cells ( MTHC ) differ from normal only in the unregulated expression of myb, a gene whose expression is obligatory for proliferation of hemopoietic cells.
 ( cell line: myb-transformed hemopoi-etic cells, None) , ( cell line: MTHC, 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: myb-transformed hemopoi-etic cells, None) , ( cell line: MTHC, None) 