12504
We demonstrated the presence of a polymorphism in the promoter region of the IL-10 gene and four in the TGF-beta gene promoters (3 in TGF-beta1 and 1 in TGF-beta2 ).
 ( DNA: TGF-beta1, None) , ( protein: TGF-beta, None) , ( protein: IL-10, None) , ( DNA: promoter region, None) , ( DNA: IL-10 gene, None) , ( DNA: TGF-beta2, None) , ( DNA: TGF-beta gene promoters, 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: TGF-beta1, None) , ( protein: TGF-beta, None) , ( protein: IL-10, None) , ( DNA: promoter region, None) , ( DNA: IL-10 gene, None) , ( DNA: TGF-beta2, None) , ( DNA: TGF-beta gene promoters, None) 