14969
Early B-cell factor ( EBF ) was identified previously as a tissue-specific and differentiation stage-specific DNA-binding protein that participates in the regulation of the pre-B and B lymphocyte-specific mb-1 gene .
 protein: EBF; protein: DNA-binding protein; protein: Early B-cell factor
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: EBF, DNA-binding protein, Early B-cell factor 
Answer:
 protein: EBF; protein: DNA-binding protein; protein: Early B-cell factor