11279
CONCLUSION: Cytomegalovirus immediate early gene products significantly enhanced expression of IL-6 in LPS -stimulated cells.
 ( protein: Cytomegalovirus immediate early gene products, None) , ( protein: IL-6, 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: Cytomegalovirus immediate early gene products, None) , ( protein: IL-6, None) 