title: Urea biosynthesis in a surviving amphibian liver cube preparation.
mesh_terms: D000641:Ammonia / Q000378:metabolism; D000818:Animals; D001001:Anura; D002219:Carbamates; D002245:Carbon Dioxide / Q000378:metabolism; D002247:Carbon Isotopes; D007930:Leucine / Q000378:metabolism; D008099:Liver / Q000378:metabolism*; D008675:Metamorphosis, Biological; D010101:Oxygen Consumption; D010770:Phosphotransferases / Q000378:metabolism; D014176:Protein Biosynthesis; D014508:Urea / Q000096:biosynthesis*
chemical_list: D002219:Carbamates; D002247:Carbon Isotopes; D002245:Carbon Dioxide; D000641:Ammonia; D014508:Urea; D010770:Phosphotransferases; D007930:Leucine