title: Immunogenicity--heterogenization and problems of antigen recognition.
mesh_terms: D000921:Antibody-Producing Cells; D000951:Antigens, Neoplasm; D001666:Binding Sites, Antibody; D002471:Cell Transformation, Neoplastic; D006649:Histocompatibility Antigens; D007156:Immunologic Memory; D008264:Macrophages / Q000276:immunology; D009858:Oncogenic Viruses / Q000276:immunology; D016038:Skin Transplantation; D013601:T-Lymphocytes / Q000276:immunology; D014184:Transplantation, Homologous
chemical_list: D000951:Antigens, Neoplasm; D006649:Histocompatibility Antigens