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 .
 NF(kappa)B, Oct-1, activated T cells
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 NF(kappa)B, Oct-1, activated T cells