8764
We demonstrate that a fusion protein composed of a C-terminal Hsp70 peptide and the p50 subunit of NF-kappaB was directed into the nucleus of cells, could bind DNA specifically, and activated Igkappa expression and TNFalpha production .
 Igkappa, p50 subunit, Hsp70, NF-kappaB, TNFalpha
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:
 Igkappa, p50 subunit, Hsp70, NF-kappaB, TNFalpha