2024
Ketamine vs Electroconvulsive Therapy for Treatment-Resistant Depression
Jha M, Wilkinson S, Krishnan K, Collins K, Sanacora G, Murrough J, Goes F, Altinay M, Aloysi A, Asghar-Ali A, Barnett B, Chang L, Costi S, Malone D, Nikayin S, Nissen S, Ostroff R, Reti I, Wolski K, Wang D, Hu B, Mathew S, Anand A. Ketamine vs Electroconvulsive Therapy for Treatment-Resistant Depression. JAMA Network Open 2024, 7: e2417786. PMID: 38916891, PMCID: PMC11200139, DOI: 10.1001/jamanetworkopen.2024.17786.Peer-Reviewed Original ResearchConceptsTreatment-resistant depressionQIDS-SR16 scoresElectroconvulsive therapy groupElectroconvulsive therapyQIDS-SR16Measure of premorbid intelligencePosttraumatic stress disorder diagnosisTrial of electroconvulsive therapyNonpsychotic depressive episodeImpaired memory recallAssociated with differential improvementStress disorder diagnosisIntravenous ketamineEnd-of-treatment visitInfusion of ketamineMADRS scorePremorbid intelligenceResistant depressionDepressive episodeMeasures mixed-effects modelsFalse discovery rate adjustmentDisorder diagnosisMemory recallSevere depressionDifferential improvement
2023
Ketamine and the neurobiology of depression: Toward next-generation rapid-acting antidepressant treatments
Krystal J, Kaye A, Jefferson S, Girgenti M, Wilkinson S, Sanacora G, Esterlis I. Ketamine and the neurobiology of depression: Toward next-generation rapid-acting antidepressant treatments. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2305772120. PMID: 38011560, PMCID: PMC10710048, DOI: 10.1073/pnas.2305772120.Peer-Reviewed Original ResearchKetamine versus ECT for Nonpsychotic Treatment-Resistant Major Depression
Anand A, Mathew S, Sanacora G, Murrough J, Goes F, Altinay M, Aloysi A, Asghar-Ali A, Barnett B, Chang L, Collins K, Costi S, Iqbal S, Jha M, Krishnan K, Malone D, Nikayin S, Nissen S, Ostroff R, Reti I, Wilkinson S, Wolski K, Hu B. Ketamine versus ECT for Nonpsychotic Treatment-Resistant Major Depression. New England Journal Of Medicine 2023, 388: 2315-2325. PMID: 37224232, DOI: 10.1056/nejmoa2302399.Peer-Reviewed Original ResearchConceptsTreatment-resistant major depressionPatient-reported qualityElectroconvulsive therapyMajor depressionECT groupKetamine groupTreatment phaseMusculoskeletal adverse effectsSubanesthetic intravenous ketamineWeeks of treatmentInitial treatment phaseIntravenous ketamineSecondary outcomesPrimary outcomeNoninferiority marginTrial groupECT clinicsNoninferiority trialPatientsComparative effectivenessKetamineClinical sitesAdverse effectsDepressionThree times
2022
Effect of Concomitant Benzodiazepines on the Antidepressant Effects of Ketamine: Findings From the RAPID Intravenous Ketamine Study.
Feeney A, Hoeppner B, Freeman M, Flynn M, Iosifescu D, Trivedi M, Sanacora G, Mathew S, DeBattista C, Ionescu D, Cusin C, Papakostas G, Jha M, Fava M. Effect of Concomitant Benzodiazepines on the Antidepressant Effects of Ketamine: Findings From the RAPID Intravenous Ketamine Study. The Journal Of Clinical Psychiatry 2022, 84 PMID: 36383742, DOI: 10.4088/jcp.22m14491.Peer-Reviewed Original ResearchConceptsMajor depressive disorderDifferential treatment responsePrimary outcome measureBenzodiazepine useOral benzodiazepinesTreatment responseDay 1Antidepressant effectsHigh dosesClinical Global Impressions-SeverityHamilton Depression Rating ScaleStudy's primary outcome measureIllness Scale scoresTreatment-resistant depressionRandomized clinical trialsDepression Rating ScaleBenzodiazepine dosageIntravenous ketamineConcomitant benzodiazepinesSingle infusionClinical trialsDepressive disorderKetamine studiesOutcome measuresBenzodiazepine effects
2012
Rapid Antidepressant Effect of Ketamine in the Electroconvulsive Therapy Setting
Abdallah CG, Fasula M, Kelmendi B, Sanacora G, Ostroff R. Rapid Antidepressant Effect of Ketamine in the Electroconvulsive Therapy Setting. Journal Of Ect 2012, 28: 157-161. PMID: 22847373, PMCID: PMC3426617, DOI: 10.1097/yct.0b013e31824f8296.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAnesthesiaAnesthetics, DissociativeAntidepressive AgentsBipolar DisorderCombined Modality TherapyDepressionDepressive Disorder, MajorElectroconvulsive TherapyElectroencephalographyFemaleHumansHypnotics and SedativesKetamineMaleMiddle AgedPsychiatric Status Rating ScalesSeizuresThiopentalTreatment OutcomeYoung AdultConceptsHamilton Depression Rating ScaleAntidepressant effectsElectroconvulsive therapyECT sessionsDepressive episodeN-methyl-D-aspartate receptor antagonist ketamineN-methyl-D-aspartate antagonistsCoadministration of ketamineFirst ECT sessionRapid antidepressant effectsSevere depressive episodeSignificant antidepressant effectMajor depressive episodeDepression Rating ScaleMajor depressive disorderSixth ECT sessionSignificant group effectImmediate antidepressant effectECT treatmentAntidepressant propertiesHDRS scoresDepressive disorderLow doseBipolar disorderKetamineBrain-Derived Neurotrophic Factor Val66Met Polymorphism and Antidepressant Efficacy of Ketamine in Depressed Patients
Laje G, Lally N, Mathews D, Brutsche N, Chemerinski A, Akula N, Kelmendi B, Simen A, McMahon FJ, Sanacora G, Zarate C. Brain-Derived Neurotrophic Factor Val66Met Polymorphism and Antidepressant Efficacy of Ketamine in Depressed Patients. Biological Psychiatry 2012, 72: e27-e28. PMID: 22771240, PMCID: PMC3786174, DOI: 10.1016/j.biopsych.2012.05.031.Peer-Reviewed Original Research
2011
1H-[13C]-Nuclear Magnetic Resonance Spectroscopy Measures of Ketamine's Effect on Amino Acid Neurotransmitter Metabolism
Chowdhury GM, Behar KL, Cho W, Thomas MA, Rothman DL, Sanacora G. 1H-[13C]-Nuclear Magnetic Resonance Spectroscopy Measures of Ketamine's Effect on Amino Acid Neurotransmitter Metabolism. Biological Psychiatry 2011, 71: 1022-1025. PMID: 22169441, PMCID: PMC3660962, DOI: 10.1016/j.biopsych.2011.11.006.Peer-Reviewed Original ResearchConceptsMedial prefrontal cortexSubanesthetic dosesAcute effectsNeurotransmitter cyclingMagnetic resonance spectroscopy measuresMPFC of ratsPotential physiological processesAntidepressant-like propertiesSaline-treated animalsAmino acid neurotransmittersHippocampus of ratsDose of ketamineEffects of ketamineGlial energy metabolismMPFC levelsGlutamate releaseKetamine effectsΓ-aminobutyric acidGlial metabolismKetaminePrefrontal cortexEnrichment of glutamateVivo studiesEnergy metabolismRatsThe antidepressant effect of ketamine is not associated with changes in occipital amino acid neurotransmitter content as measured by [1H]-MRS
Valentine GW, Mason GF, Gomez R, Fasula M, Watzl J, Pittman B, Krystal JH, Sanacora G. The antidepressant effect of ketamine is not associated with changes in occipital amino acid neurotransmitter content as measured by [1H]-MRS. Psychiatry Research 2011, 191: 122-127. PMID: 21232924, PMCID: PMC3061550, DOI: 10.1016/j.pscychresns.2010.10.009.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntidepressive AgentsBlood PressureDepressive Disorder, MajorDissociative DisordersFemaleGamma-Aminobutyric AcidGlutamic AcidHeart RateHumansKetamineMagnetic Resonance SpectroscopyMaleMiddle AgedOccipital LobeProtonsPsychiatric Status Rating ScalesPsychometricsRetrospective StudiesSingle-Blind MethodStatistics as TopicTime FactorsYoung AdultConceptsMajor depressive disorderAntidepressant effectsAntidepressant actionNeurotransmitter contentNMDA receptor antagonist ketamineProton magnetic resonance spectroscopy methodConventional antidepressant treatmentKetamine's antidepressant actionSingle intravenous doseSingle-blind conditionsAntidepressant treatmentChronic treatmentKetamine infusionIntravenous dosePharmacodynamic basisDepressive disorderAcute actionsMRS scansOccipital cortexDepressive symptomsDepression scoresRating ScaleBaseline measuresInfusionKetamine
2001
ECS-Induced Mossy Fiber Sprouting and BDNF Expression Are Attenuated By Ketamine Pretreatment
Chen A, Shin K, Duman R, Sanacora G. ECS-Induced Mossy Fiber Sprouting and BDNF Expression Are Attenuated By Ketamine Pretreatment. Journal Of Ect 2001, 17: 27-32. PMID: 11281511, DOI: 10.1097/00124509-200103000-00006.Peer-Reviewed Original ResearchConceptsNeurotrophic factor expressionMossy fiber sproutingBDNF expressionElectroconvulsive seizuresKetamine pretreatmentSeizure durationFiber sproutingDentate gyrusBrain-derived neurotrophic factor (BDNF) expressionFactor expressionChronic electroconvulsive seizureSpecific anesthetic agentsTreatment of depressionNMDA receptor activationMossy fiber pathwayUse of ECTMedial prefrontal cortexTimm histochemistryCortical atrophySeizure intensitySeizure activityMajor depressionNMDA antagonistsNMDA receptorsAnesthetic agents