2009
Functional and Structural Connectivity Between the Perigenual Anterior Cingulate and Amygdala in Bipolar Disorder
Wang F, Kalmar JH, He Y, Jackowski M, Chepenik LG, Edmiston E, Tie K, Gong G, Shah MP, Jones M, Uderman J, Constable RT, Blumberg HP. Functional and Structural Connectivity Between the Perigenual Anterior Cingulate and Amygdala in Bipolar Disorder. Biological Psychiatry 2009, 66: 516-521. PMID: 19427632, PMCID: PMC2830492, DOI: 10.1016/j.biopsych.2009.03.023.Peer-Reviewed Original ResearchConceptsPerigenual anterior cingulate cortexHealthy comparison subjectsBipolar disorderFunctional magnetic resonance imagingDiffusion tensor imagingFunctional connectivityWhite matterFractional anisotropyHC groupPerigenual anterior cingulateAnterior cingulate cortexMagnetic resonance imagingGray matter structuresRegional fractional anisotropyWhite matter connectivityEmotional processingFunctional connectivity measuresSignificant positive associationBD groupComparison subjectsAnterior cingulateCingulate cortexResonance imagingSignificant associationBrain regions
2006
Age, 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 decline
2003
Amygdala and Hippocampal Volumes in Adolescents and Adults With Bipolar Disorder
Blumberg HP, Kaufman J, Martin A, Whiteman R, Zhang JH, Gore JC, Charney DS, Krystal JH, Peterson BS. Amygdala and Hippocampal Volumes in Adolescents and Adults With Bipolar Disorder. JAMA Psychiatry 2003, 60: 1201-1208. PMID: 14662552, DOI: 10.1001/archpsyc.60.12.1201.Peer-Reviewed Original ResearchConceptsHippocampal volumeMedial temporal lobe structuresTemporal lobe structuresBipolar disorderIllness featuresVeterans Affairs Medical CenterLobe structuresRepeated-measures statistical analysisCourse of illnessTotal brain volumeAmygdala volume reductionsBD type IAnatomic magnetic resonanceHealthy comparison subjectsPaucity of dataVolume reductionSignificant volume reductionVolumetric abnormalitiesNeurodegenerative changesIllness durationOutpatient treatmentUniversity HospitalGreater effect sizeMedical CenterHippocampal region
2001
Hippocampal and Anterior Cingulate Activation Deficits in Patients With Geriatric Depression
de Asis J, Stern E, Alexopoulos G, Pan H, Van Gorp W, Blumberg H, Kalayam B, Eidelberg D, Kiosses D, Silbersweig D. Hippocampal and Anterior Cingulate Activation Deficits in Patients With Geriatric Depression. American Journal Of Psychiatry 2001, 158: 1321-1323. PMID: 11481171, DOI: 10.1176/appi.ajp.158.8.1321.Peer-Reviewed Original ResearchConceptsGeriatric depressionActivation deficitsComparison subjectsDorsal anterior cingulate gyrusPositron emission tomography scanEmission tomography scanDepressed geriatric patientsAnterior cingulate gyrusHealthy comparison subjectsElderly patientsGeriatric patientsFrontotemporal functionHippocampal dysfunctionTomography scanPrevalent disorderCingulate gyrusMemory dysfunctionWord generation taskPatientsMemory deficitsHippocampal activityActivation paradigmNeural substratesDepressionDysfunction