2020
A robust and reproducible connectome fingerprint of ketamine is highly associated with the connectomic signature of antidepressants
Abdallah CG, Ahn KH, Averill LA, Nemati S, Averill CL, Fouda S, Ranganathan M, Morgan PT, D’Souza D, Mathalon DH, Krystal JH, Driesen NR. A robust and reproducible connectome fingerprint of ketamine is highly associated with the connectomic signature of antidepressants. Neuropsychopharmacology 2020, 46: 478-485. PMID: 32967000, PMCID: PMC7852889, DOI: 10.1038/s41386-020-00864-9.Peer-Reviewed Original ResearchConceptsConnectome fingerprintN-methyl-d-aspartate modulatorsNovel rapid-acting antidepressantsMajor depressive disorder patientsMechanism of antidepressantsWeeks of sertralineRapid-acting antidepressantsMagnetic resonance imaging studyDepressive disorder patientsExecutive networkEffects of ketamineLongitudinal functional magnetic resonance imaging studyResonance imaging studyFunctional magnetic resonance imaging studyBrain functional connectivityCohort AIntravenous infusionSubanesthetic doseClinical trialsNormal salineDisorder patientsConnectomics signaturesBrain circuitryKetamineImaging studies
2014
Ventral Anterior Cingulate Connectivity Distinguished Nonpsychotic Bipolar Illness From Psychotic Bipolar Disorder and Schizophrenia
Anticevic A, Savic A, Repovs G, Yang G, McKay DR, Sprooten E, Knowles EE, Krystal JH, Pearlson GD, Glahn DC. Ventral Anterior Cingulate Connectivity Distinguished Nonpsychotic Bipolar Illness From Psychotic Bipolar Disorder and Schizophrenia. Schizophrenia Bulletin 2014, 41: 133-143. PMID: 24782562, PMCID: PMC4266289, DOI: 10.1093/schbul/sbu051.Peer-Reviewed Original ResearchConceptsVentral anterior cingulate cortexBipolar illnessPsychosis historyWhole-brain connectivityBipolar patientsConnectivity alterationsBrain connectivityCo-occurring psychosisChronic schizophrenia patientsHealthy comparison subjectsBipolar disorder patientsPsychotic bipolar disorder patientsBipolar disorder groupAnterior cingulate cortexFunctional connectivity studiesPsychotic bipolar disorderLifetime psychosisChronic schizophreniaPsychotic symptomsDisorder patientsPatientsComparison subjectsSchizophrenia patientsBipolar disorderCingulate cortex
2004
Impaired GABA Neuronal Response to Acute Benzodiazepine Administration in Panic Disorder
Goddard AW, Mason GF, Appel M, Rothman DL, Gueorguieva R, Behar KL, Krystal JH. Impaired GABA Neuronal Response to Acute Benzodiazepine Administration in Panic Disorder. American Journal Of Psychiatry 2004, 161: 2186-2193. PMID: 15569888, DOI: 10.1176/appi.ajp.161.12.2186.Peer-Reviewed Original ResearchConceptsGamma-aminobutyric acidPanic disorder patientsAcute benzodiazepine administrationCortical GABA levelsBenzodiazepine administrationGABA levelsPanic disorderDisorder patientsNeuronal responsesOccipital cortex GABA levelsTransmitter gamma-aminobutyric acidChronic benzodiazepine treatmentGABA neuronal functionHuman panic disorderTrait-like abnormalitiesGABA synthetic enzymeHealthy comparison subjectsStress-induced releaseCerebral cortexBenzodiazepine treatmentMedication administrationGABA responsesHealthy subjectsPathogenic factorsHuman anxiety disorders
1995
Effects of the benzodiazepine antagonist flumazenil in PTSD
Randall P, Bremner J, Krystal J, Nagy L, Heninger G, Nicolaou A, Charney D. Effects of the benzodiazepine antagonist flumazenil in PTSD. Biological Psychiatry 1995, 38: 319-324. PMID: 7495926, DOI: 10.1016/0006-3223(94)00306-n.Peer-Reviewed Original ResearchConceptsVisual analogue rating scaleAdministration of flumazenilAnxiety symptomsCrossover study designBenzodiazepine antagonist flumazenilGABAA receptor complexBenzodiazepine/GABAA receptor complexPanic disorder patientsAnalogue rating scalesFlumazenil administrationPTSD Symptom ScaleIntravenous infusionAntagonist flumazenilGABAA antagonistHealthy controlsClinical studiesDisorder patientsSymptom ScaleFlumazenilPanic disorderPanic attacksVietnam combat veteransStudy designRating ScalePTSD symptoms
1992
Noradrenergic neuronal dysregulation in panic disorder: the effects of intravenous yohimbine and clonidine in panic disorder patients
Charney DS, Woods SW, Krystal JH, Nagy LM, Heninger GR. Noradrenergic neuronal dysregulation in panic disorder: the effects of intravenous yohimbine and clonidine in panic disorder patients. Acta Psychiatrica Scandinavica 1992, 86: 273-282. PMID: 1333719, DOI: 10.1111/j.1600-0447.1992.tb03266.x.Peer-Reviewed Original ResearchConceptsPanic disorder patientsDisorder patientsPanic disorderIntravenous yohimbineHealthy subjectsYohimbine-induced panic attacksClonidine-induced decreaseYohimbine-induced increasesGrowth hormone responseNeuronal dysregulationCardiovascular effectsPlasma MHPGPatientsPlasma 3Hormone responseNeuronal functionPanic attacksClonidineHuman dataDisordersYohimbineHuman anxietySubgroupsFear statesFunctional regulationControlled Trial of Alprazolam Supplementation During Imipramine Treatment of Panic Disorder
WOODS S, NAGY L, KOLESZAR A, KRYSTAL J, HENINGER G, CHARNEY D. Controlled Trial of Alprazolam Supplementation During Imipramine Treatment of Panic Disorder. Journal Of Clinical Psychopharmacology 1992, 12: 32-38. PMID: 1552038, DOI: 10.1097/00004714-199202000-00006.Peer-Reviewed Original ResearchControlled Trial of Alprazolam Supplementation During Imipramine Treatment of Panic Disorder.
WOODS S, NAGY L, KOLESZAR A, KRYSTAL J, HENINGER G, CHAEY D. Controlled Trial of Alprazolam Supplementation During Imipramine Treatment of Panic Disorder. Current Opinion In Cardiology 1992, 7: 32. DOI: 10.1097/00001573-199202000-00006.Peer-Reviewed Original Research
1991
Behavioral, biochemical, and cardiovascular responses to the benzodiazepine receptor antagonist flumazenil in panic disorder
Woods S, Charney D, Silver J, Krystal J, Heninger G. Behavioral, biochemical, and cardiovascular responses to the benzodiazepine receptor antagonist flumazenil in panic disorder. Psychiatry Research 1991, 36: 115-127. PMID: 1850142, DOI: 10.1016/0165-1781(91)90124-8.Peer-Reviewed Original ResearchConceptsAntagonist flumazenilAnxiolytic effectsBenzodiazepine receptor antagonist flumazenilReceptor antagonist flumazenilDose of flumazenilVisual analog scaleBenzodiazepine receptor functionBZR inverse agonistsSignificant anxiolytic effectSeparate test daysPlacebo capsulesBlood pressureAnalog scaleCardiovascular responsesDisorder patientsHeart rateFlumazenilCrossover designPanic patientsPanic disorderPlasma cortisolBaseline levelsPanic attacksPlaceboReceptor function
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 ResearchConceptsLocus 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 activation