8025
Although mutation occurs specifically in B cells during the germinal center reaction, it remains a matter of debate whether the mutation machinery also targets non- Ig genes .
 DNA: Ig genes; cell type: B cells; DNA: non- Ig genes
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: Ig genes, B cells, non- Ig genes 
Answer:
 DNA: Ig genes; cell type: B cells; DNA: non- Ig genes