11674
Among genes that respond to these transcription factors , IL-2 mRNA induction was suppressed by PF , whereas IL-2R(alpha) chain mRNA induction was not affected.
 transcription factors, IL-2R(alpha) chain mRNA, IL-2R(alpha) chain, IL-2 mRNA, 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:
 transcription factors, IL-2R(alpha) chain mRNA, IL-2R(alpha) chain, IL-2 mRNA, IL-2