6555
Moreover, Ba/F3 cells apparently express this factor(s) and somatic fusions can, therefore, confer EPO -responsiveness to HT-2 cells that lack this factor.
 ( protein: EPO, None) , ( cell line: Ba/F3 cells, None) , ( cell line: HT-2 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:
 ( protein: EPO, None) , ( cell line: Ba/F3 cells, None) , ( cell line: HT-2 cells, None) 