Inhibition of urea biosynthesis and conversion of L-citrulline-6- 14 C to  14 C-urea by  -methyl aspartic acid and  -methyl aspartic acid.
D000085:Acetates / Q000494:pharmacology; D000818:Animals; D001224:Aspartic Acid / Q000494:pharmacology*; D001806:Blood Urea Nitrogen; D002247:Carbon Isotopes; D002845:Chromatography; D002956:Citrulline / Q000037:antagonists & inhibitors / Q000378:metabolism*; D004347:Drug Interactions; D005947:Glucose / Q000378:metabolism; D005973:Glutamine / Q000494:pharmacology; D066298:In Vitro Techniques; D008099:Liver / Q000187:drug effects / Q000378:metabolism; D010477:Perfusion; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology; D051381:Rats; D014508:Urea / Q000037:antagonists & inhibitors / Q000096:biosynthesis*
D000085:Acetates; D002247:Carbon Isotopes; D000644:Quaternary Ammonium Compounds; D005973:Glutamine; D002956:Citrulline; D001224:Aspartic Acid; D014508:Urea; D005947:Glucose