title: Comparison of substrates for measuring cystyl-amino peptidase activity in serum of pregnancy and hepatic disease and in various tissues.
mesh_terms: D015081:2-Naphthylamine / Q000378:metabolism; D000577:Amides; D000626:Aminopeptidases / Q000097:blood*; D003545:Cysteine / Q000031:analogs & derivatives; D003553:Cystine / Q000031:analogs & derivatives; D010122:Cystinyl Aminopeptidase / Q000097:blood*; D004964:Estriol / Q000097:blood; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008107:Liver Diseases / Q000201:enzymology*; D011247:Pregnancy; D013379:Substrate Specificity
chemical_list: D000577:Amides; C015769:cystine-di-beta-naphthylamide; C026205:cystine-bis-4-nitroanilide; D003553:Cystine; C026206:cysteine-beta-naphthylamide; C004559:S-benzyl-L-cysteine-4'-nitroanilide; D015081:2-Naphthylamine; D000626:Aminopeptidases; D010122:Cystinyl Aminopeptidase; D004964:Estriol; D003545:Cysteine