Keywords
butorphanol tartrate; leucine enkephalin[2 dextro alanine 6 arginine]; naloxone; opiate receptor; butorphanol; drug derivative; enkephalin Leu, Ala(2) Arg(6); Enkephalin, Leucine 2 Alanine; enkephalin-Leu, Ala(2)-Arg(6)-; enkephalin[2 alanine 5 leucine]; formaldehyde; naloxone; opiate receptor; animal experiment; article; cat; duodenum; nonhuman; stomach; animal; brain cortex; drug effect; duodenum; electrostimulation; evoked response; physiology; sensory nerve; stomach; thalamus; time; Animalia; Felis catus; Afferent Pathways; Animal; Butorphanol; Cats; Cerebral Cortex; Duodenum; Electric Stimulation; English Abstract; Enkephalin, Leucine-2-Alanine; Evoked Potentials; Formaldehyde; Naloxone; Receptors, Opioid; Stomach; Thalamus; Time Factors