title: Oligopeptide control of step-down avoidance.
mesh_terms: D000818:Animals; D001362:Avoidance Learning / Q000187:drug effects*; D001667:Binding, Competitive; D001681:Biological Assay; D001921:Brain / Q000187:drug effects / Q000378:metabolism; D002850:Chromatography, Gel; D005260:Female; D008297:Male; D051379:Mice; D008970:Molecular Weight; D009842:Oligopeptides / Q000096:biosynthesis / Q000302:isolation & purification / Q000494:pharmacology*; D051381:Rats; D013997:Time Factors
chemical_list: D009842:Oligopeptides