6931
By using a DNA sequence selected for its ability to bind recombinant BCL - 6 in vitro , we show here that BCL - 6 is present in DNA - binding complexes in nuclear extracts from various B - cell lines .
 GENE: recombinant BCL - 6; GENE: BCL - 6
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: recombinant BCL - 6, BCL - 6 
Answer:
 GENE: recombinant BCL - 6; GENE: BCL - 6