4441
Finally, IL-2 induced tyrosine phosphorylation of JAK1 and JAK3 , while IL-12 induced phosphorylation of JAK2 and TYK2 in both preactivated primary NK and NK3.3 cells .
 JAK3, JAK1, TYK2, IL-2, IL-12, JAK2
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:
 JAK3, JAK1, TYK2, IL-2, IL-12, JAK2