Taxonomic and Evolutionary Significance of Biogenic Amines and Polypeptides Occurring in Amphibian Skin. I. Neotropical Leptodactylid Frogs

Abstract

Qualitative identification and quantitative estimation both of aromatic biogenic amines and pharmacologically active polypeptides in the skin of amphibians appear to offer a valu able contribution to studies in taxonomy and evolution of this vertebrate class.