title: Deficiencies in regulator proteins. 1. C1 inhibitor.
mesh_terms: D000368:Aged; D000799:Angioedema / Q000209:etiology / Q000235:genetics / Q000503:physiopathology*; D001777:Blood Coagulation; D003174:Complement C1 Inactivator Proteins / Q000172:deficiency* / Q000235:genetics; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D003174:Complement C1 Inactivator Proteins