title: Envelope antigens of oncoviruses.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000032:analysis*; D002241:Carbohydrates / Q000032:analysis; D002462:Cell Membrane / Q000276:immunology; D007158:Immunologic Techniques; D001909:Leukemia Virus, Bovine / Q000276:immunology; D008055:Lipids / Q000032:analysis; D008324:Mammary Tumor Virus, Mouse / Q000276:immunology; D011498:Protein Precursors / Q000276:immunology; D012190:Retroviridae / Q000276:immunology*; D014764:Viral Proteins / Q000276:immunology*
chemical_list: D000956:Antigens, Viral; D002241:Carbohydrates; D008055:Lipids; D011498:Protein Precursors; D014764:Viral Proteins