6480
IL-12 induces IFN regulating factor-1 ( IRF-1 ) gene expression in human NK and T cells .
 protein: IRF-1; cell type: NK; protein: IL-12; cell type: T cells; protein: IFN regulating factor-1 ( IRF-1 )
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: IRF-1, NK, IL-12, T cells, IFN regulating factor-1 ( IRF-1 ) 
Answer:
 protein: IRF-1; cell type: NK; protein: IL-12; cell type: T cells; protein: IFN regulating factor-1 ( IRF-1 )