GABAergic involvement in the antinociceptive effects of morphine at the level of the periaqueductal gray matter in the rat.
D000818:Animals; D007555:Isoxazoles / Q000494:pharmacology; D008297:Male; D009020:Morphine / Q000494:pharmacology*; D010487:Periaqueductal Gray / Q000187:drug effects*; D051381:Rats; D011919:Rats, Inbred Strains; D011963:Receptors, GABA-A / Q000187:drug effects*
D007555:Isoxazoles; D011963:Receptors, GABA-A; D009020:Morphine; C015542:gaboxadol