title: The opioid peptides of the amphibian skin.
authors.affiliation: Institute of Medical Pharmacology III, University La Sapienza, Città Universitaria, Rome, Italy.
authors.forename: V
authors.initials: V
authors.lastname: Erspamer
mesh_terms: D000663:Amphibians / Q000502:physiology*; D000818:Animals; D004723:Endorphins / Q000378:metabolism / Q000502:physiology*
chemical_list: D004723:Endorphins