5441
The presence of both p65 and p50 NF-kappa B components in LPS -activated THP-1 cells was confirmed by specific antibody induction of supershifts in mobility assays .
 ( cell line: THP-1 cells, None) , ( protein: NF-kappa B, None) , ( protein: p65, None) , ( protein: p50, None) , ( protein: NF-kappa B components, 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: THP-1 cells, None) , ( protein: NF-kappa B, None) , ( protein: p65, None) , ( protein: p50, None) , ( protein: NF-kappa B components, None) 