title: Genetic deficiency of the second component of complement (C2) associated with systemic lupus erythematosus. Relation of the complement abnormality and disease manifestations.
mesh_terms: D000328:Adult; D003175:Complement C2 / Q000172:deficiency*; D003165:Complement System Proteins / Q000172:deficiency*; D005455:Fluorescent Antibody Technique; D006650:Histocompatibility Testing; D006801:Humans; D007678:Kidney Glomerulus / Q000473:pathology / Q000648:ultrastructure; D008180:Lupus Erythematosus, Systemic / Q000150:complications* / Q000235:genetics / Q000276:immunology / Q000473:pathology; D008297:Male; D010375:Pedigree; D012867:Skin / Q000473:pathology
chemical_list: D003175:Complement C2; D003165:Complement System Proteins