This nonresponsiveness occurs because of a lack of expression of the beta- chain ( accessory factor ) of the IFN-gamma receptor , while at the same time maintaining IFN-gamma receptor alpha-chain expression .
this nonresponsiveness occurs because of a lack of expression of the beta- chain ( accessory factor ) of the ifn-gamma receptor , while at the same time maintaining ifn-gamma receptor alpha-chain expression .
O O O O O O O O O O O B-protein_subunit I-protein_subunit O O O O O O B-protein_molecule I-protein_molecule O O O O O O O B-protein_molecule I-protein_molecule O O O