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RB and a novel E2F-1 binding protein in MHC class II deficient B-cell lines and normal IFN-gamma induction of the class IL transactivator CIITA in class II non-inducible RB -defective tumor lines .
 protein: IFN-gamma; cell line: MHC class II deficient B-cell lines; cell line: class II non-inducible RB -defective tumor lines; DNA: class IL transactivator; protein: RB; protein: E2F-1 binding protein; protein: RB; DNA: CIITA
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, MHC class II deficient B-cell lines, class II non-inducible RB -defective tumor lines, class IL transactivator, RB, E2F-1 binding protein, RB, CIITA 
Answer:
 protein: IFN-gamma; cell line: MHC class II deficient B-cell lines; cell line: class II non-inducible RB -defective tumor lines; DNA: class IL transactivator; protein: RB; protein: E2F-1 binding protein; protein: RB; DNA: CIITA