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Circumvention of tolerance for the nuclear T cell protein TCF-1 by immunization of TCF-1 knock-out mice .
 protein: nuclear T cell protein; protein: TCF-1; protein: TCF-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: nuclear T cell protein, TCF-1, TCF-1 
Answer:
 protein: nuclear T cell protein; protein: TCF-1; protein: TCF-1