title: DIKETOPIPERAZINE OF PROLYLHYDROXYPROLINE IN NORMAL HUMAN URINE.
mesh_terms: D001639:Bicarbonates; D001826:Body Fluids; D002244:Carbon; D002247:Carbon Isotopes; D002623:Chemistry Techniques, Analytical; D054659:Diketopiperazines; D004151:Dipeptides; D006801:Humans; D006909:Hydroxyproline; D008660:Metabolism; D010879:Piperazines; D014556:Urine
chemical_list: D001639:Bicarbonates; D002247:Carbon Isotopes; D054659:Diketopiperazines; D004151:Dipeptides; D010879:Piperazines; D002244:Carbon; D006909:Hydroxyproline
keywords: BICARBONATES; CARBON; CARBON ISOTOPES; CHEMISTRY, ANALYTICAL; DIPEPTIDES; HYDROXYPROLINE; METABOLISM; PIPERAZINES; URINE