title: Idiotypes, subject and object of immunological research.
mesh_terms: D000918:Antibody Specificity; D001402:B-Lymphocytes / Q000276:immunology; D001666:Binding Sites, Antibody; D000939:Epitopes; D005838:Genotype; D007125:Immunogenetics; D011110:Polymorphism, Genetic; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D000939:Epitopes