8533
Although NF-kappaB/Rel factors are known to induce the expression of T-cell growth factor interleukin (IL)-2 , it is unclear how they participate in the IL-2 -independent growth of HTLV-I -transformed cells .
 NF-kappaB/Rel factors, HTLV-I -transformed cells, T-cell growth factor interleukin (IL)-2, IL-2, -transformed 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-kappaB/Rel factors, HTLV-I -transformed cells, T-cell growth factor interleukin (IL)-2, IL-2, -transformed cells