title: The action of the cerebral extracts of conditioned donors in the learning of avoidance responses.
mesh_terms: D000818:Animals; D001362:Avoidance Learning / Q000187:drug effects*; D001921:Brain; D003214:Conditioning, Classical; D008297:Male; D051381:Rats; D014019:Tissue Donors; D014020:Tissue Extracts / Q000494:pharmacology*
chemical_list: D014020:Tissue Extracts