3218
Differential nuclear localization of p50 , p52 , and RelB proteins in human accessory cells of the immune response in situ .
 ( protein: p52, None) , ( protein: p50, None) , ( cell type: human accessory cells, None) , ( protein: RelB, 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: p52, None) , ( protein: p50, None) , ( cell type: human accessory cells, None) , ( protein: RelB, None) 