2784
Although no proof yet exists of a role for these lesions in DLCL pathogenesis , the feature of the BCL-6 gene product , its specific pattern of expression in B cells , and the clustering of lesions disrupting its regulatory domain strongly suggest that deregulation of BCL-6 expression may contribute to DLCL development.
 ( protein: BCL-6, None) , ( cell type: B cells, None) , ( protein: BCL-6, None) , ( protein: BCL-6 gene product, 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:
 ( protein: BCL-6, None) , ( cell type: B cells, None) , ( protein: BCL-6, None) , ( protein: BCL-6 gene product, None) 