2712
As evidenced by electro mobility shift assay ( EMSA ) and the use of a NF-kappa B prototypic probe , these drugs probably exert their inhibitory effects by interference with the nuclear translocation of NF-kappa B/c-Rel proteins .
 NF-kappa B/c-Rel proteins, NF-kappa B, NF-kappa B prototypic probe
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/c-Rel proteins, NF-kappa B, NF-kappa B prototypic probe