12029
IL-2 promoter activation in Jurkat T cells stimulated with superantigen presented by Raji B cells requires CD28 activation .
 IL-2 promoter, CD28, Raji B cells, Jurkat T cells, IL-2
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:
 IL-2 promoter, CD28, Raji B cells, Jurkat T cells, IL-2