title: The occurrence of free L-pyrrolidone carboxylic acid in body fluids and tissues.
mesh_terms: D000596:Amino Acids / Q000032:analysis*; D002247:Carbon Isotopes; D002262:Carboxy-Lyases; D002849:Chromatography, Gas; D002852:Chromatography, Ion Exchange; D004926:Escherichia coli / Q000201:enzymology; D005971:Glutamates; D006801:Humans; D006868:Hydrolysis; D008722:Methods; D011760:Pyrrolidinones / Q000032:analysis*; D011761:Pyrrolidonecarboxylic Acid / Q000097:blood / Q000134:cerebrospinal fluid / Q000652:urine; D013237:Stereoisomerism
chemical_list: D000596:Amino Acids; D002247:Carbon Isotopes; D005971:Glutamates; D011760:Pyrrolidinones; D002262:Carboxy-Lyases; D011761:Pyrrolidonecarboxylic Acid