3978
Analysis of the nuclear extracts with antibodies directed against the major components of NF-kappa B the p50 and RelA (p65) proteins , indicated that the composition of NF-kappa B was similar in neonatal and adult cells .
 ( protein: NF-kappa B, None) , ( protein: antibodies, None) , ( protein: NF-kappa B, 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: NF-kappa B, None) , ( protein: antibodies, None) , ( protein: NF-kappa B, None) 