title: Evoked potential conditioning using morphine as the unconditioned stimulus in rats.
mesh_terms: D000818:Animals; D001921:Brain / Q000187:drug effects*; D002540:Cerebral Cortex / Q000187:drug effects; D003214:Conditioning, Classical / Q000187:drug effects*; D005071:Evoked Potentials / Q000187:drug effects; D007033:Hypothalamus, Middle / Q000187:drug effects; D008297:Male; D008636:Mesencephalon / Q000187:drug effects; D009020:Morphine / Q000494:pharmacology*; D010286:Paraventricular Hypothalamic Nucleus / Q000187:drug effects; D011149:Pons / Q000187:drug effects; D051381:Rats; D012054:Reinforcement, Psychology; D012154:Reticular Formation / Q000187:drug effects; D013788:Thalamus / Q000187:drug effects
chemical_list: D009020:Morphine