title: Variable region gene utilization and environmental antigens in autoimmunity.
mesh_terms: D000818:Animals; D000916:Antibody Diversity; D001327:Autoimmune Diseases / Q000276:immunology*; D001483:Base Sequence; D004247:DNA / Q000276:immunology; D005803:Genes, Immunoglobulin; D007143:Immunoglobulin Heavy Chains / Q000235:genetics*; D007135:Immunoglobulin Variable Region / Q000235:genetics*; D051379:Mice; D008969:Molecular Sequence Data; D009154:Mutation; D010767:Phosphorylcholine / Q000276:immunology
chemical_list: D007143:Immunoglobulin Heavy Chains; D007135:Immunoglobulin Variable Region; D010767:Phosphorylcholine; D004247:DNA