title: Half a century of comparative research on biogenic amines and active peptides in amphibian skin and molluscan tissues.
mesh_terms: D000663:Amphibians / Q000502:physiology*; D000818:Animals; D001679:Biogenic Amines / Q000266:history* / Q000502:physiology; D002794:Choline / Q000502:physiology; D002838:Chromaffin System / Q000502:physiology; D006651:Histocytochemistry; D049673:History, 20th Century; D007093:Imidazoles / Q000378:metabolism; D007211:Indoles / Q000378:metabolism; D008974:Mollusca / Q000502:physiology*; D010455:Peptides / Q000266:history / Q000502:physiology; D012879:Skin Physiological Phenomena
chemical_list: D001679:Biogenic Amines; D007093:Imidazoles; D007211:Indoles; D010455:Peptides; D002794:Choline