title: Role of feedback in amphibian thyroid regulation.
mesh_terms: D000663:Amphibians / Q000196:embryology / Q000502:physiology*; D000818:Animals; D005246:Feedback; D005399:Fishes; D008322:Mammals; D008675:Metamorphosis, Biological; D013045:Species Specificity; D013961:Thyroid Gland / Q000502:physiology*; D013963:Thyroid Hormones / Q000502:physiology
chemical_list: D013963:Thyroid Hormones