title: Connective tissue diseases.
mesh_terms: D000707:Anaphylaxis / Q000276:immunology; D000937:Antigen-Antibody Reactions; D001168:Arthritis / Q000276:immunology; D001327:Autoimmune Diseases / Q000276:immunology; D003095:Collagen Diseases / Q000209:etiology / Q000276:immunology*; D003238:Connective Tissue / Q000276:immunology*; D006801:Humans; D007105:Immune Complex Diseases / Q000276:immunology; D007111:Immunity, Cellular; D007128:Immunoglobulin Fragments; D007136:Immunoglobulins / Q000032:analysis; D008214:Lymphocytes / Q000276:immunology; D010950:Plasma Cells / Q000276:immunology; D012216:Rheumatic Diseases / Q000276:immunology
chemical_list: D007128:Immunoglobulin Fragments; D007136:Immunoglobulins