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In T cells and T cell lines , NF-kB is bound to a cytoplasmic proteic inhibitor , the IkB .
 protein: cytoplasmic proteic inhibitor; protein: NF-kB; cell line: T cell lines; cell type: T cells; protein: IkB
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: cytoplasmic proteic inhibitor; protein: NF-kB; cell line: T cell lines; cell type: T cells; protein: IkB