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We have previously found that NFKB2(p49/p52) acts in concert with RelA(p65) to stimulate the HIV enhancer in Jurkat T-leukemia cells .
 T-leukemia cells, NFKB2(p49/p52), HIV enhancer, RelA(p65)
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:
 T-leukemia cells, NFKB2(p49/p52), HIV enhancer, RelA(p65)