title: Measurement of circulating thyroxine in several freshwater teleosts by competitive binding analysis.
mesh_terms: D000818:Animals; D001667:Binding, Competitive; D005399:Fishes / Q000378:metabolism*; D008722:Methods; D012487:Salmonidae; D013974:Thyroxine / Q000097:blood*
chemical_list: D013974:Thyroxine