2012
Differential brain response to alcohol cue distractors across stages of alcohol dependence
Fryer SL, Jorgensen KW, Yetter EJ, Daurignac EC, Watson TD, Shanbhag H, Krystal JH, Mathalon DH. Differential brain response to alcohol cue distractors across stages of alcohol dependence. Biological Psychology 2012, 92: 282-291. PMID: 23131612, PMCID: PMC3947923, DOI: 10.1016/j.biopsycho.2012.10.004.Peer-Reviewed Original ResearchConceptsAnterior cingulate cortexAlcohol cuesBrain responsesLong-term abstainersAlcohol dependenceDorsal anterior cingulate cortexRecruitment of attentionVentral anterior cingulate cortexCognitive control regionsAlcohol-related cuesCue-reactivity studiesCue-related activationsNon-alcohol cuesAttention-demanding taskDifferential brain responsesTarget detection taskInferior parietal lobuleMedial prefrontal cortexAlcohol-dependent individualsCue exposureAltered attentionDistractor effectNeural responsesParietal lobulePrefrontal cortex
2011
The 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
2009
Dopamine and Serotonin Transporter Availability During Acute Alcohol Withdrawal: Effects of Comorbid Tobacco Smoking
Cosgrove KP, Krantzler E, Frohlich EB, Stiklus S, Pittman B, Tamagnan GD, Baldwin RM, Bois F, Seibyl JP, Krystal JH, O'Malley SS, Staley JK. Dopamine and Serotonin Transporter Availability During Acute Alcohol Withdrawal: Effects of Comorbid Tobacco Smoking. Neuropsychopharmacology 2009, 34: 2218-2226. PMID: 19440191, PMCID: PMC4457331, DOI: 10.1038/npp.2009.49.Peer-Reviewed Original ResearchMeSH KeywordsAdultAlcohol DrinkingBrainBrain MappingCase-Control StudiesCocaineDopamine Plasma Membrane Transport ProteinsFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedProtein BindingRadiopharmaceuticalsSerotonin Plasma Membrane Transport ProteinsSmokingStatistics as TopicSubstance Withdrawal SyndromeTomography, Emission-Computed, Single-PhotonYoung AdultConceptsDA transporter availabilityTobacco smokingSerotonin transporter availabilityTransporter availabilityAlcohol drinkersAcute withdrawalAlcohol drinkingLast drinkCIT single photon emissionAcute alcohol withdrawalHeavy alcohol drinkingSingle photon emissionEffects of alcoholControl smokersAlcohol withdrawalSynaptic markersNeuroadaptive changesNonsmokersSmokersSmokingTotal groupBrainstemSignificant positive correlationFirst weekPrevious month
2008
Modulation of the cortical processing of novel and target stimuli by drugs affecting glutamate and GABA neurotransmission
Watson TD, Petrakis IL, Edgecombe J, Perrino A, Krystal JH, Mathalon DH. Modulation of the cortical processing of novel and target stimuli by drugs affecting glutamate and GABA neurotransmission. The International Journal Of Neuropsychopharmacology 2008, 12: 357-370. PMID: 18771605, PMCID: PMC2900256, DOI: 10.1017/s1461145708009334.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnalysis of VarianceCerebral CortexDouble-Blind MethodElectroencephalographyEvoked PotentialsFemaleGABA ModulatorsHumansKetamineMalePain MeasurementPattern Recognition, VisualPhotic StimulationReaction TimeReceptors, GABA-BReceptors, N-Methyl-D-AspartateStatistics as TopicThiopentalYoung AdultConceptsPlacebo-controlled studyNMDA receptor systemSubanaesthetic dosesGABA neurotransmissionChallenge sessionsDrug effectsNMDA antagonismHealthy adultsNovel stimuliCortical processingReceptor systemPlaceboDrugsCounterbalanced orderKetaminePotential correlatesNeural correlatesP3a amplitudeNovelty processingP300 componentStandard stimuliStimulus processingStimuliTarget stimuliN2 amplitude
2005
Cortical γ-Aminobutyric Acid Concentrations in Depressed Patients Receiving Cognitive Behavioral Therapy
Sanacora G, Fenton LR, Fasula MK, Rothman DL, Levin Y, Krystal JH, Mason GF. Cortical γ-Aminobutyric Acid Concentrations in Depressed Patients Receiving Cognitive Behavioral Therapy. Biological Psychiatry 2005, 59: 284-286. PMID: 16139814, DOI: 10.1016/j.biopsych.2005.07.015.Peer-Reviewed Original ResearchMeSH KeywordsAdultCognitive Behavioral TherapyDepressive Disorder, MajorElectroconvulsive TherapyFemaleFollow-Up StudiesGamma-Aminobutyric AcidHumansImage Processing, Computer-AssistedMagnetic Resonance SpectroscopyMaleOccipital LobeOutcome and Process Assessment, Health CareSelective Serotonin Reuptake InhibitorsStatistics as TopicConceptsOccipital cortex GABA concentrationsSelective serotonin reuptake inhibitorsCognitive behavioral therapyElectroconvulsive therapyGABA concentrationDepressed patientsBehavioral therapyCortical GABA concentrationsEffects of CBTGamma-aminobutyric acid concentrationSerotonin reuptake inhibitorsΓ-aminobutyric acid (GABA) concentrationMajor depressive disorderProton magnetic resonance spectroscopyGABA contentAntidepressant actionSSRI treatmentCourse of CBTReuptake inhibitorsMedication treatmentDepressive disorderMajor depressionCerebrospinal fluidDepressed subjectsTherapy