The genome organisation of HBV; the genes overlap. ORF S, in green, encodes<unk> .<unk> <unk>  (also known as the Australia antigen) is the surface antigen of the hepatitis B virus (HBV). Its presence in blood indicates current hepatitis B infection.
HBsAg
HBeAg
HBcAg
HCV genotypes
Viral load
Structure and genome of HIV
HIVToolbox
Hh blood group