title: Urea biosynthesis and excretion in freshwater and marine elasmobranchs.
mesh_terms: D000085:Acetates; D000255:Adenosine Triphosphate; D000818:Animals; D001119:Arginase / Q000032:analysis; D001120:Arginine; D001639:Bicarbonates / Q000378:metabolism; D002219:Carbamates; D002247:Carbon Isotopes; D005399:Fishes; D005971:Glutamates; D008025:Ligases / Q000032:analysis; D008099:Liver / Q000201:enzymology; D009952:Ornithine; D009954:Ornithine Carbamoyltransferase / Q000032:analysis; D010756:Phosphoric Acids; D010770:Phosphotransferases / Q000032:analysis; D013045:Species Specificity; D013890:Thiourea / Q000097:blood / Q000378:metabolism; D014508:Urea / Q000096:biosynthesis / Q000097:blood / Q000378:metabolism* / Q000652:urine
chemical_list: D000085:Acetates; D001639:Bicarbonates; D002219:Carbamates; D002247:Carbon Isotopes; D005971:Glutamates; D010756:Phosphoric Acids; D000255:Adenosine Triphosphate; D014508:Urea; D001120:Arginine; D009952:Ornithine; D009954:Ornithine Carbamoyltransferase; D010770:Phosphotransferases; D001119:Arginase; D008025:Ligases; D013890:Thiourea