title: Variable protein composition of hepatitis B surface antigen from different donors.
mesh_terms: D000118:Acetylglucosaminidase / Q000378:metabolism; D004591:Electrophoresis, Polyacrylamide Gel; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D017038:Mannosyl-Glycoprotein Endo-beta-N-Acetylglucosaminidase; D008970:Molecular Weight; D009439:Neuraminidase / Q000378:metabolism; D011506:Proteins / Q000032:analysis
chemical_list: D006514:Hepatitis B Surface Antigens; D011506:Proteins; D009439:Neuraminidase; D000118:Acetylglucosaminidase; D017038:Mannosyl-Glycoprotein Endo-beta-N-Acetylglucosaminidase