6694
In contrast, IL-2 did neither in a cell line lacking STAT3 and STAT5 .
 IL-2, STAT3, STAT5
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, STAT3, STAT5