title: Abnormalities of immune regulation in the connective tissue diseases.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000276:immunology; D001402:B-Lymphocytes / Q000276:immunology; D003240:Connective Tissue Diseases / Q000276:immunology*; D006801:Humans; D007075:Immunoglobulin M / Q000096:biosynthesis; D007136:Immunoglobulins / Q000096:biosynthesis*; D007958:Leukocyte Count; D008180:Lupus Erythematosus, Systemic / Q000276:immunology; D008213:Lymphocyte Activation; D009000:Monocytes / Q000276:immunology; D012217:Rheumatoid Factor / Q000096:biosynthesis*; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D007075:Immunoglobulin M; D007136:Immunoglobulins; D012217:Rheumatoid Factor