3110
Only those TCC with low IFN-gamma levels in the absence of IL-12 responded to IL-12 by additional enhancement of IFN-gamma production .
 protein: IFN-gamma; protein: IFN-gamma; cell line: TCC; protein: IL-12; protein: IL-12
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: IFN-gamma, IFN-gamma, TCC, IL-12, IL-12 
Answer:
 protein: IFN-gamma; protein: IFN-gamma; cell line: TCC; protein: IL-12; protein: IL-12