2619
Analysis of Oct2-isoform expression in lipopolysaccharide -stimulated B lymphocytes .
 ( cell line: lipopolysaccharide -stimulated B lymphocytes, None) , ( protein: Oct2-isoform, 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: lipopolysaccharide -stimulated B lymphocytes, None) , ( protein: Oct2-isoform, None) 