1149
Since the IRF-1 gene is both virus and IFN inducible , an intriguing issue is raised as to whether the IRF-1 gene is functioning in IFN -mediated regulation of cell growth and differentiation .
 protein: IFN; DNA: IRF-1 gene; protein: IRF-1; protein: IFN; protein: IRF-1
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: IFN; DNA: IRF-1 gene; protein: IRF-1; protein: IFN; protein: IRF-1