title: Identification of an endogenous peptide-ligand for the benzodiazepine receptor.
mesh_terms: D000818:Animals; D001667:Binding, Competitive; D001921:Brain / Q000378:metabolism*; D002417:Cattle; D003975:Diazepam / Q000378:metabolism*; D007700:Kinetics; D008970:Molecular Weight; D010206:Papain; D010455:Peptides / Q000302:isolation & purification / Q000378:metabolism*; D011955:Receptors, Drug / Q000378:metabolism*
chemical_list: D010455:Peptides; D011955:Receptors, Drug; D010206:Papain; D003975:Diazepam