Later, when transmissibility and an association with hepatitis B were demonstrated, the Australia antigen was shown to be the envelope protein of HBV. For many years, hepatitis B was recognized ...

and hepatitis B s antigen (HBsAg), which is HBV’s envelope protein. In addition to the excess HBsAg present in circulating virions, large amounts of subviral particles containing HBsAg are ...

Hepatitis B virus infections can progress from ... leads to translation of a longer protein, large δ antigen, which together with HBV envelope proteins is essential for virion assembly.

Hepatitis B core antigen; HbeAg: Hepatitis B envelope antigen; HbsAg: Hepatitis B surface antigen; HBV: Hepatitis B virus; NTCP: Sodium taurocholate cotransporting polypeptide; PHH: Primary Human ...

And like other virusoids, it is also understood to be dependent on the envelope ... human hepatitis D antigen protein. Again, none of the data libraries contained any hepatitis B virus RNA.