10635
We found that IL-2 , interferon-alpha ( IFN-alpha ), and IFN-beta inhibited IL-2 deprivation apoptosis in Th0 , Th1 , and Th2 clones .
 interferon-alpha, IL-2, IFN-beta, IL-2, IFN-alpha
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:
 interferon-alpha, IL-2, IFN-beta, IL-2, IFN-alpha