title: [Methods of serum enzyme determination and its clinical significance: cystine aminopeptidase].
mesh_terms: D000626:Aminopeptidases / Q000097:blood*; D003545:Cysteine / Q000031:analogs & derivatives; D010122:Cystinyl Aminopeptidase / Q000097:blood*; D005260:Female; D005323:Fetal Monitoring; D006801:Humans; D008297:Male; D008722:Methods; D009369:Neoplasms / Q000175:diagnosis; D010925:Placental Function Tests; D011247:Pregnancy; D013379:Substrate Specificity
chemical_list: C004559:S-benzyl-L-cysteine-4'-nitroanilide; D000626:Aminopeptidases; D010122:Cystinyl Aminopeptidase; D003545:Cysteine