title: Decreased immunity to viral antigens and increased expression of endogenous leukemia viruses in athymic (nude) mice.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000096:biosynthesis*; D000956:Antigens, Viral; D007109:Immunity; D009052:Leukemia Virus, Murine / Q000254:growth & development / Q000276:immunology*; D051379:Mice; D008807:Mice, Inbred BALB C; D008810:Mice, Inbred C57BL; D008819:Mice, Nude / Q000276:immunology*; D014412:Tumor Virus Infections / Q000276:immunology
chemical_list: D000914:Antibodies, Viral; D000956:Antigens, Viral