title: Urea biosynthesis in the South American lungfish, Lepidosiren paradoxa: relation to its ecology.
mesh_terms: D000818:Animals; D001119:Arginase / Q000378:metabolism; D001120:Arginine; D001639:Bicarbonates / Q000378:metabolism; D002219:Carbamates; D002247:Carbon Isotopes; D004463:Ecology; D004956:Estivation; D005399:Fishes / Q000378:metabolism*; D008025:Ligases / Q000378:metabolism; D008099:Liver / Q000378:metabolism*; D009954:Ornithine Carbamoyltransferase / Q000378:metabolism; D010770:Phosphotransferases / Q000378:metabolism; D013045:Species Specificity; D013386:Succinates; D014508:Urea / Q000096:biosynthesis*
chemical_list: D001639:Bicarbonates; D002219:Carbamates; D002247:Carbon Isotopes; D013386:Succinates; D014508:Urea; D001120:Arginine; D009954:Ornithine Carbamoyltransferase; D010770:Phosphotransferases; D001119:Arginase; D008025:Ligases