2013
Shared space, separate processes: Neural activation patterns for auditory description and visual object naming in healthy adults
Hamberger MJ, Habeck CG, Pantazatos SP, Williams AC, Hirsch J. Shared space, separate processes: Neural activation patterns for auditory description and visual object naming in healthy adults. Human Brain Mapping 2013, 35: 2507-2520. PMID: 23918095, PMCID: PMC4091775, DOI: 10.1002/hbm.22345.Peer-Reviewed Original ResearchConceptsVisual namingVisual objectsAuditory descriptionActivation patternsPosterior temporal activationNeural activation patternsCommon neural substrateTask-related differencesTask-specific regionsPosterior temporal regionsAnterior temporal cortexTypes of tasksCortical stimulation studiesTemporo-parietal regionsTemporal lobe epilepsy patientsHealthy adultsCognitive scientistsStandard univariate analysisNeural processesNeural substratesFunctional neuroimagingCerebral organizationTask specificityTemporal cortexLeft posterior
2011
Differences in Regional Brain Activation Patterns Assessed by Functional Magnetic Resonance Imaging in Patients with Systemic Lupus Erythematosus Stratified by Disease Duration
Mackay M, Bussa MP, Aranow C, Uluğ AM, Volpe BT, Huerta PT, Argyelan M, Mandel A, Hirsch J, Diamond B, Eidelberg D. Differences in Regional Brain Activation Patterns Assessed by Functional Magnetic Resonance Imaging in Patients with Systemic Lupus Erythematosus Stratified by Disease Duration. Molecular Medicine 2011, 17: 1349-1356. PMID: 21953419, PMCID: PMC3321819, DOI: 10.2119/molmed.2011.00185.Peer-Reviewed Original ResearchConceptsSystemic lupus erythematosusBlood-brain barrierFunctional magnetic resonance imagingTissue damageDisease durationBrain activation patternsLupus erythematosusST groupSystemic Lupus International Collaborating Clinics Damage IndexActivation patternsFearful face paradigmRegional brain activation patternsDuration of diseaseRegional brain abnormalitiesCentral nervous systemMagnetic resonance imagingFunctional magnetic resonanceCorticosteroid dosesDisease activityComorbid diseasesSLE patientsImmune cellsVascular diseaseBrain injuryBrain abnormalities
2009
Reperfusion normalizes motor activation patterns in large‐vessel disease
Chmayssani M, Lazar RM, Hirsch J, Marshall RS. Reperfusion normalizes motor activation patterns in large‐vessel disease. Annals Of Neurology 2009, 65: 203-208. PMID: 19259970, PMCID: PMC2653600, DOI: 10.1002/ana.21554.Peer-Reviewed Original ResearchConceptsMotor activation patternsVasomotor reactivityActivation patternsInterest analysisIpsilateral motor activationLarge vessel diseaseNormal neurological functionHealthy control subjectsHigh-grade stenosisBlood oxygen level-dependent (BOLD) signalNormal blood flowDynamic functional reorganizationLevel-dependent signalFunctional magnetic resonanceRepeated-measures analysisHemodynamic failureHemodynamic impairmentRevascularization proceduresIpsilateral hemisphereNeurological functionControl subjectsClinical consequencesBlood flowFunctional reorganizationSpontaneous resolution