2523
IL-4 did not exert significant influence on the induction of expression of IL-1-RA or various CSFs by IL-2 , IL-3 , and GM-CSF .
 IL-4, IL-1-RA, IL-2, IL-3, CSFs, GM-CSF
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-4, IL-1-RA, IL-2, IL-3, CSFs, GM-CSF