4633
Induction of CIITA and modification of in vivo HLA-DR promoter occupancy in normal thymic epithelial cells treated with IFN-gamma : similarities and distinctions with respect to HLA-DR-constitutive B cells .
 ( cell type: HLA-DR-constitutive B cells, None) , ( DNA: HLA-DR promoter, None) , ( protein: CIITA, None) , ( protein: IFN-gamma, None) , ( cell type: normal thymic epithelial 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:
 ( cell type: HLA-DR-constitutive B cells, None) , ( DNA: HLA-DR promoter, None) , ( protein: CIITA, None) , ( protein: IFN-gamma, None) , ( cell type: normal thymic epithelial cells, None) 