title: Antigen-specific helper factors in rabbit lack both V and C region Ig determinants.
mesh_terms: D000818:Animals; D000941:Antigens; D001665:Binding Sites; D001666:Binding Sites, Antibody; D000939:Epitopes; D004912:Erythrocytes / Q000276:immunology; D005796:Genes; D007126:Immunoglobulin Allotypes; D007141:Immunoglobulin Fc Fragments; D007135:Immunoglobulin Variable Region; D051379:Mice; D011817:Rabbits; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000941:Antigens; D000939:Epitopes; D007126:Immunoglobulin Allotypes; D007141:Immunoglobulin Fc Fragments; D007135:Immunoglobulin Variable Region