8032
The results show unequivocal evidence of non- Ig gene hypermutation in germinal center B cells and provide fresh insights into the process of hypermutation and lymphomagenesis .
 ( DNA: Ig gene, None) , ( cell type: B cells, None) , ( cell type: germinal center B cells, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( DNA: Ig gene, None) , ( cell type: B cells, None) , ( cell type: germinal center B cells, None) 