4448
Using electrophoretic mobility shift assays , we find that TPCK virtually abolishes (to less than 1%) the levels of NF(kappa)B (but not Oct-1 ) found in nuclear and whole cell extracts of activated T cells .
 ( protein: NF(kappa)B, None) , ( protein: Oct-1, None) , ( cell type: activated T cells, 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: Oct-1, None) , ( cell type: activated T cells, None) 