2018
BDNF Val66Met polymorphism and posttraumatic stress symptoms in U.S. military veterans: Protective effect of physical exercise
Pitts BL, Whealin JM, Harpaz-Rotem I, Duman RS, Krystal JH, Southwick SM, Pietrzak RH. BDNF Val66Met polymorphism and posttraumatic stress symptoms in U.S. military veterans: Protective effect of physical exercise. Psychoneuroendocrinology 2018, 100: 198-202. PMID: 30388593, DOI: 10.1016/j.psyneuen.2018.10.011.Peer-Reviewed Original ResearchMeSH KeywordsAgedAmino Acid SubstitutionBrain-Derived Neurotrophic FactorCase-Control StudiesExerciseFemaleHumansMaleMethionineMiddle AgedMilitary PersonnelPolymorphism, Single NucleotideProtective FactorsResilience, PsychologicalSeverity of Illness IndexStress Disorders, Post-TraumaticUnited StatesValineVeteransConceptsMet allele carriersBDNF Val66Met polymorphismAllele carriersVal66Met polymorphismPhysical exerciseGreater severityPTSD symptomsU.S. military veteransTrauma burdenBrain-derived neurotrophic factor (BDNF) Val66Met polymorphismPast-month PTSD symptomsNeurotrophic factor Val66Met polymorphismMilitary veteransLifetime trauma burdenHigh trauma burdenVal/ValAdrenal (HPA) axis reactivityPosttraumatic stress disorder (PTSD) symptomsBDNF releaseCurrent PTSD symptomsProtective effectRe-experiencing symptomsAxis reactivityPosttraumatic stress symptomsSymptoms
2006
Brain-Derived Neurotrophic Factor–5-HTTLPR Gene Interactions and Environmental Modifiers of Depression in Children
Kaufman J, Yang BZ, Douglas-Palumberi H, Grasso D, Lipschitz D, Houshyar S, Krystal JH, Gelernter J. Brain-Derived Neurotrophic Factor–5-HTTLPR Gene Interactions and Environmental Modifiers of Depression in Children. Biological Psychiatry 2006, 59: 673-680. PMID: 16458264, DOI: 10.1016/j.biopsych.2005.10.026.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentBrain-Derived Neurotrophic FactorCase-Control StudiesChildChild AbuseChild, PreschoolChi-Square DistributionDepressionDNA Mutational AnalysisEnvironmentFemaleGene FrequencyGenetic VariationGenotypeHumansMaleMethioninePredictive Value of TestsPsychiatric Status Rating ScalesRisk FactorsSerotonin Plasma Membrane Transport ProteinsSeverity of Illness IndexSocial SupportSurveys and QuestionnairesValineConceptsBrain-derived neurotrophic factor (BDNF) genotypeNeurotrophic factor genotypeSocial supportHigher depression scoresBDNF genotypeProportion scoreBDNF geneProtective effectDepression scoresComparison subjectsPsychiatric symptomatologyModerate riskEnvironmental modifiersDepressionFactor genotypeChildrenDNA specimensStandard research instrumentsShort alleleRiskMaltreatment historyCurrent dataScoresAncestry informative markersChild abuseAge, Rapid-Cycling, and Pharmacotherapy Effects on Ventral Prefrontal Cortex in Bipolar Disorder: A Cross-Sectional Study
Blumberg HP, Krystal JH, Bansal R, Martin A, Dziura J, Durkin K, Martin L, Gerard E, Charney DS, Peterson BS. Age, Rapid-Cycling, and Pharmacotherapy Effects on Ventral Prefrontal Cortex in Bipolar Disorder: A Cross-Sectional Study. Biological Psychiatry 2006, 59: 611-618. PMID: 16414030, DOI: 10.1016/j.biopsych.2005.08.031.Peer-Reviewed Original ResearchConceptsHealthy comparison subjectsWhite matter volumeMagnetic resonance imagingMatter volumeBD patientsHigh-resolution structural magnetic resonance imagingYoung adulthoodStructural magnetic resonance imagingTotal brain volumeCross-sectional studyGray matter volumeAge group interactionVentral prefrontal cortexPharmacotherapy effectsPrefrontal cortex functionIllness featuresBD IProtective effectVolume abnormalitiesHC subjectsComparison subjectsBrain volumeVolume deficitsBipolar disorderRapid initial declinePotentiation of Low Dose Ketamine Effects by Naltrexone: Potential Implications for the Pharmacotherapy of Alcoholism
Krystal JH, Madonick S, Perry E, Gueorguieva R, Brush L, Wray Y, Belger A, D'Souza DC. Potentiation of Low Dose Ketamine Effects by Naltrexone: Potential Implications for the Pharmacotherapy of Alcoholism. Neuropsychopharmacology 2006, 31: 1793-1800. PMID: 16395307, DOI: 10.1038/sj.npp.1300994.Peer-Reviewed Original ResearchConceptsNMDA glutamate receptorsNMDA receptor antagonismKetamine doseReceptor antagonismGlutamate receptorsKetamine effectsProtective effectPlacebo-controlled human laboratory studyOpiate receptor antagonismEfficacy of naltrexoneDose-related fashionNMDA receptor antagonist effectsReceptor antagonist effectsTotal PANSS scoreHuman laboratory studiesPharmacotherapy of alcoholismTreatment of alcoholismHealthy human subjectsHigher ketamine doseNegative Syndrome ScaleLower ketamine doseSignificant behavioral effectsSubanesthetic dosePANSS scoresEthanol drink