title: An improved method for the determination of human pregnancy serum oxytocinase activity.
mesh_terms: D000626:Aminopeptidases / Q000097:blood*; D000813:Anilides; D003553:Cystine; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D008433:Mathematics; D008722:Methods; D009574:Nitro Compounds; D010121:Oxytocin; D010920:Placenta / Q000201:enzymology*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000201:enzymology; D011272:Pregnancy, Multiple; D013053:Spectrophotometry; D013501:Surface-Active Agents
chemical_list: D000813:Anilides; D009574:Nitro Compounds; D013501:Surface-Active Agents; D003553:Cystine; D010121:Oxytocin; D000626:Aminopeptidases