1410
The DNA binding specificities, the reactivities toward Stat-specific antisera , and the mol wt of IL-2 -and PRL -induced DNA-binding proteins in Nb2 and C196 T cell lines were investigated.
 protein: PRL; protein: PRL -induced DNA-binding proteins; protein: IL-2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: PRL; protein: PRL -induced DNA-binding proteins; protein: IL-2