title: Development and physiology of the lymphoid system.
mesh_terms: D000361:Agammaglobulinemia / Q000276:immunology; D000921:Antibody-Producing Cells; D001327:Autoimmune Diseases; D002471:Cell Transformation, Neoplastic / Q000276:immunology; D006801:Humans; D007136:Immunoglobulins; D007153:Immunologic Deficiency Syndromes; D008208:Lymphatic System / Q000276:immunology / Q000502:physiology*; D008214:Lymphocytes / Q000276:immunology; D008264:Macrophages / Q000276:immunology; D013950:Thymus Gland / Q000276:immunology
chemical_list: D007136:Immunoglobulins