title: Lack of barium-induced excitation in the cerebral cortex and hippocampus of morphine tolerant/dependent rats [proceedings].
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D001464:Barium / Q000494:pharmacology*; D002540:Cerebral Cortex / Q000503:physiopathology*; D006624:Hippocampus / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008564:Membrane Potentials / Q000187:drug effects; D009021:Morphine Dependence / Q000503:physiopathology*; D009474:Neurons / Q000187:drug effects / Q000502:physiology; D051381:Rats; D011957:Receptors, Opioid / Q000502:physiology*
chemical_list: D011957:Receptors, Opioid; D001464:Barium; D000109:Acetylcholine