11002
As expected, LPS strongly induced the formation of two NF-kappa B DNA-binding activities , one of which was identified as RelA /p50 .
 /p50, NF-kappa B, RelA, RelA /p50
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:
 /p50, NF-kappa B, RelA, RelA /p50