Hepatitis B surface antigen (HBsAg) is not only the biomarker of hepatitis B virus (HBV) infection and expression activity in hepatocytes. but it also contributes to viral specific T cell exhaustion and HBV persistent infection. Therefore. anti-HBV therapies targeting HBsAg to achieve HBsAg loss are key approaches for an HBV functional cure. https://chefesquipmenters.shop/product-category/braziers/