10808
While several lines of investigation have suggested that NF-kappaB/Rel family members make up the CD28 response complex transcription factor , other work has not supported this conclusion.
 transcription factor, CD28, NF-kappaB/Rel family members
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:
 transcription factor, CD28, NF-kappaB/Rel family members