title: Biosynthesis of pteridines in the tadpole of the bullfrog, Rana catesbeiana.
mesh_terms: D000818:Animals; D001001:Anura / Q000378:metabolism*; D002247:Carbon Isotopes; D006150:Guanine Nucleotides / Q000008:administration & dosage / Q000378:metabolism; D007273:Injections, Intramuscular; D007700:Kinetics; D007814:Larva / Q000378:metabolism; D008297:Male; D010084:Oxidation-Reduction; D011196:Potassium Permanganate / Q000378:metabolism; D011621:Pteridines / Q000008:administration & dosage / Q000096:biosynthesis*; D011622:Pterins / Q000494:pharmacology; D012867:Skin / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D006150:Guanine Nucleotides; D011621:Pteridines; D011622:Pterins; D011196:Potassium Permanganate