2018
Locus Coeruleus Hyperactivity in Posttraumatic Stress Disorder: Answers and Questions
Krystal JH, Abdallah CG, Pietrzak RH, Averill LA, Harpaz-Rotem I, Levy I, Kelmendi B, Southwick SM. Locus Coeruleus Hyperactivity in Posttraumatic Stress Disorder: Answers and Questions. Biological Psychiatry 2018, 83: 197-199. PMID: 29277190, DOI: 10.1016/j.biopsych.2017.09.027.Peer-Reviewed Original Research
2013
Association of Posttraumatic Stress Disorder With Reduced In Vivo Norepinephrine Transporter Availability in the Locus Coeruleus
Pietrzak RH, Gallezot JD, Ding YS, Henry S, Potenza MN, Southwick SM, Krystal JH, Carson RE, Neumeister A. Association of Posttraumatic Stress Disorder With Reduced In Vivo Norepinephrine Transporter Availability in the Locus Coeruleus. JAMA Psychiatry 2013, 70: 1199-1205. PMID: 24048210, PMCID: PMC4026855, DOI: 10.1001/jamapsychiatry.2013.399.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderNorepinephrine transporter availabilityLocus coeruleusPTSD groupTransporter availabilityHC groupVeterans Affairs Medical CenterStress disorderPTSD symptomsClinician-Administered PTSD ScalePositron emission tomography studyEmission tomography studiesPositron emission tomographyAnxious arousal symptomsNoradrenergic dysfunctionMedical CenterStudy groupMAIN OUTCOMEPTSD symptom clustersPTSD ScaleHealthy adultsCoeruleusBrain regionsChronic stressEmission tomography
1996
Noradrenergic mechanisms in stress and anxiety: I. preclinical studies
Bremner J, Krystal J, Southwick S, Charney D. Noradrenergic mechanisms in stress and anxiety: I. preclinical studies. Synapse 1996, 23: 28-38. PMID: 8723133, DOI: 10.1002/(sici)1098-2396(199605)23:1<28::aid-syn4>3.0.co;2-j.Peer-Reviewed Original ResearchConceptsPost-traumatic stress disorderBrain regionsNoradrenergic brain systemsMultiple subcortical areasConsiderable preclinical evidenceLocus coeruleusBrain systemsNeural mechanismsStress disorderTarget brain regionsBehavioral manifestationsBrain functionPanic disorderStress exposureChronic stress resultsTurnover of norepinephrineSubcortical areasAnxietyPsychiatric disordersNoradrenergic systemLong-term alterationsNoradrenergic mechanismsNoradrenergic neuronsNorepinephrine releasePreclinical evidenceNimodipine reduction of naltrexone-precipitated locus coeruleus activation and abstinence behavior in morphine-dependent rats
Krystal J, Compere S, Nestler E, Rasmussen K. Nimodipine reduction of naltrexone-precipitated locus coeruleus activation and abstinence behavior in morphine-dependent rats. Physiology & Behavior 1996, 59: 863-866. PMID: 8778878, DOI: 10.1016/0031-9384(95)02206-6.Peer-Reviewed Original ResearchConceptsL-type calcium channel antagonistLocus coeruleus neuronsMorphine-dependent ratsOpiate-dependent ratsCalcium channel antagonistsSingle-unit recordingsLocus coeruleus activationNimodipine effectCoeruleus neuronsNoradrenergic mechanismsOpiate withdrawalLocus coeruleusChannel antagonistsAnesthetized animalsNimodipineAbstinence behaviorTime courseRatsWithdrawal behaviorActivationNaltrexoneCoeruleus
1991
Excitatory amino acids and morphine withdrawal: differential effects of central and peripheral kynurenic acid administration
Rasmussen K, Krystal J, Aghajanian G. Excitatory amino acids and morphine withdrawal: differential effects of central and peripheral kynurenic acid administration. Psychopharmacology 1991, 105: 508-512. PMID: 1771218, DOI: 10.1007/bf02244371.Peer-Reviewed Original ResearchConceptsAcid administrationKynurenic acidSubcutaneous administrationPeripheral excitatory amino acid receptorsExcitatory amino acid antagonist kynurenic acidExcitatory amino acid receptorsAntagonist kynurenic acidExcitatory amino acidsAmino acid receptorsLocus coeruleus neuronsMorphine-dependent ratsBlood-brain barrierSingle-unit recordingsMorphine withdrawalCoeruleus neuronsAntagonist treatmentAbstinence symptomsOpiate withdrawalUnit recordingsAnesthetized animalsAcid receptorsBehavioral signsAdministrationDifferential effectsWithdrawal
1990
Noradrenergic function in panic disorder.
Charney DS, Woods SW, Nagy LM, Southwick SM, Krystal JH, Heninger GR. Noradrenergic function in panic disorder. The Journal Of Clinical Psychiatry 1990, 51 Suppl A: 5-11. PMID: 2258377.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnxiety DisordersCatsHumansLocus CoeruleusMacacaModels, NeurologicalNorepinephrinePanicSympathetic Nervous SystemConceptsLocus ceruleusNoradrenergic functionPanic disorderBrain noradrenergic functionNoradrenergic neuronal activityPanic disorder patientsNoradrenergic neuronsPreclinical evidenceNatural courseNoradrenergic nucleusDevelopment of anxietyAnxiogenic effectsClinical investigationDisorder patientsNeuronal activityUncontrollable stressNeuron firingNonhuman primatesNeurodevelopmental perspectiveLaboratory animalsSystem regulationFear responsesDisordersAnxietyElectrical activationOpiate withdrawal and the rat locus coeruleus: behavioral, electrophysiological, and biochemical correlates
Rasmussen K, Beitner-Johnson D, Krystal J, Aghajanian G, Nestler E. Opiate withdrawal and the rat locus coeruleus: behavioral, electrophysiological, and biochemical correlates. Journal Of Neuroscience 1990, 10: 2308-2317. PMID: 2115910, PMCID: PMC6570391, DOI: 10.1523/jneurosci.10-07-02308.1990.Peer-Reviewed Original Research
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