2010
Direct inhibition of hypocretin/orexin neurons in the lateral hypothalamus by nociceptin/orphanin FQ blocks stress-induced analgesia in rats
Gerashchenko D, Horvath TL, Xie X. Direct inhibition of hypocretin/orexin neurons in the lateral hypothalamus by nociceptin/orphanin FQ blocks stress-induced analgesia in rats. Neuropharmacology 2010, 60: 543-549. PMID: 21195099, PMCID: PMC3031765, DOI: 10.1016/j.neuropharm.2010.12.026.Peer-Reviewed Original ResearchMeSH KeywordsAnalgesiaAnalysis of VarianceAnimalsCell CountHypothalamic Area, LateralImmunohistochemistryIntracellular Signaling Peptides and ProteinsMaleMicroinjectionsMicroscopy, ElectronNeuronsNeuropeptidesOpioid PeptidesOrexinsPain MeasurementPain PerceptionProto-Oncogene Proteins c-fosRatsRats, Sprague-DawleyReceptors, OpioidRestraint, PhysicalStatistics, NonparametricStress, PhysiologicalConceptsStress-induced analgesiaHcrt neuronsLateral hypothalamusPerifornical areaNociceptin/orphanin FQ systemHypocretin/orexin neuronsNociceptin/orphanin FQHcrt neuronal activityDirect inhibitionThermal pain thresholdThermal nociceptive testsHypocretin/orexinFos immunohistochemistryOrexin neuronsBilateral microinjectionIntracerebroventricular injectionPain thresholdNociceptive testsOrphanin FQOFQ receptorMouse modelNeuronal activityBrain areasHypothalamusNeurons
2008
Hypocretin/orexin and nociceptin/orphanin FQ coordinately regulate analgesia in a mouse model of stress-induced analgesia
Xie X, Wisor JP, Hara J, Crowder TL, LeWinter R, Khroyan TV, Yamanaka A, Diano S, Horvath TL, Sakurai T, Toll L, Kilduff TS. Hypocretin/orexin and nociceptin/orphanin FQ coordinately regulate analgesia in a mouse model of stress-induced analgesia. Journal Of Clinical Investigation 2008, 118: 2471-2481. PMID: 18551194, PMCID: PMC2423866, DOI: 10.1172/jci35115.Peer-Reviewed Original ResearchMeSH KeywordsAnalgesiaAnimalsAtaxin-3Behavior, AnimalBrainCalciumCytoplasmElectrophysiologyFemaleHypothalamus, PosteriorImmunohistochemistryIntracellular Signaling Peptides and ProteinsMaleMembrane PotentialsMiceMice, Inbred C57BLMice, TransgenicNarcotic AntagonistsNeuronsNeuropeptidesNociceptin ReceptorNuclear ProteinsOpioid PeptidesOrexinsPain ThresholdPresynaptic TerminalsReaction TimeReceptors, OpioidStress, PhysiologicalTetrodotoxinTranscription FactorsConceptsStress-induced analgesiaHcrt neuronsWild-type miceHypocretin/orexinNociceptin/orphanin FQMouse hypothalamic slicesCorticotropin-releasing factorPatch-clamp recordingsOrexin/ataxinPostsynaptic effectsPresynaptic releaseOrphanin FQElectron microscopic levelHypothalamic slicesSynaptic contactsHcrt-1Hcrt systemMouse modelAnalgesiaClamp recordingsPeptidergic systemsAction potentialsBrain tissueNeuronsInput resistance
1985
Inescapable shock, neurotransmitters, and addiction to trauma: Toward a psychobiology of post traumatic stress
van der Kolk B, Greenberg M, Boyd H, Krystal J. Inescapable shock, neurotransmitters, and addiction to trauma: Toward a psychobiology of post traumatic stress. Biological Psychiatry 1985, 20: 314-325. PMID: 2858226, DOI: 10.1016/0006-3223(85)90061-7.Peer-Reviewed Original ResearchConceptsPost-traumatic stressStress-induced analgesiaTraumatic stressInescapable shockChronic post-traumatic stressCatecholamine depletionMassive psychic traumaEndogenous opioid releasePhysiological hyperreactivityTraumatized individualsPsychic traumaBehavioral sequelaeOpioid withdrawalPsychodynamic conceptsEndogenous opioidsPsychosocial meaningOpioid releaseMental disordersTraumaPhysiological componentsReexposureHuman equivalentAnalgesiaHyperreactivityAnimals
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