4474
Several DNA-binding complexes were detected on RAREs in undifferentiated cells .
 cell type: undifferentiated cells; DNA: RAREs; protein: DNA-binding complexes
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: undifferentiated cells, RAREs, DNA-binding complexes 
Answer:
 cell type: undifferentiated cells; DNA: RAREs; protein: DNA-binding complexes