title: Impurity in gamma-glutamyl p-nitroanilide used as substrate for D-glutamyl transferase.
mesh_terms: D000813:Anilides / Q000592:standards*; D002855:Chromatography, Thin Layer; D003124:Colorimetry; D004340:Drug Contamination; D006801:Humans; D007668:Kidney / Q000201:enzymology; D007700:Kinetics; D005723:gamma-Glutamyltransferase / Q000032:analysis
chemical_list: D000813:Anilides; D005723:gamma-Glutamyltransferase