11347
BSAP is unique among the transcription factors that regulate epsilon germline expression , because it is B cell specific, and is at the merging point of two signalling pathways that are critical for IgE switching .
 protein: BSAP; DNA: germline; protein: transcription factors; protein: IgE
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: BSAP, germline, transcription factors, IgE 
Answer:
 protein: BSAP; DNA: germline; protein: transcription factors; protein: IgE