Hepatitis B Virus Early Antigen

**Semantic type:** Amino Acid, Peptide, or Protein|Immunologic Factor

**Definition:** The approximately 16-18 kDa nonstructural tolerogen that forms in-between the nucleocapsid and the lipid envelope of, and is secreted by the Hepatitis B virus.

**Synonyms:** - HBeAg - HEPATITIS B VIRUS E ANTIGEN