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To investigate the signaling pathways involved in the gene induction, five inhibitors, cyclosporin A ( CsA ), transforming growth factor-beta , cycloheximide , genistein , and staurosporine A , were used in analyzing the effects of IL-2 and IL-12 on NK3.3 cells .
 transforming growth factor-beta, NK3.3 cells, IL-2, IL-12
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:
 transforming growth factor-beta, NK3.3 cells, IL-2, IL-12