2014
Negative Blood Oxygen Level Dependent Signals During Speech Comprehension
Moreno D, Schiff ND, Hirsch J. Negative Blood Oxygen Level Dependent Signals During Speech Comprehension. Brain Connectivity 2014, 5: 232-244. PMID: 25412406, PMCID: PMC4432885, DOI: 10.1089/brain.2014.0272.Peer-Reviewed Original ResearchConceptsBlood oxygen level-dependent (BOLD) signalSpeech conditionsLevel-dependent signalBOLD signalSpeech comprehensionResting baselineNatural speechComprehension of speechCanonical language areasLanguage-related tasksNatural speech conditionNegative BOLD responseReceptive languageLanguage tasksPassive listeningComprehension studiesFrontoparietal regionsLanguage areasSame stimuliBOLD responseComprehensionBrain regionsSame speechBrief Report: Anomalous Neural Deactivations and Functional Connectivity During Receptive Language in Autism Spectrum Disorder: A Functional MRI Study
Karten A, Hirsch J. Brief Report: Anomalous Neural Deactivations and Functional Connectivity During Receptive Language in Autism Spectrum Disorder: A Functional MRI Study. Journal Of Autism And Developmental Disorders 2014, 45: 1905-1914. PMID: 25526952, PMCID: PMC4441908, DOI: 10.1007/s10803-014-2344-y.Peer-Reviewed Original ResearchConceptsAutism spectrum disorderNegative BOLD responseASD participantsReceptive languageLanguage disabilitySpectrum disorderNeural deactivationInhibitory processesFunctional connectivityFunctional magnetic resonance imagingBlood oxygen level-dependent (BOLD) responseSuperior temporal gyrusFunctional MRI studyLevel-dependent responsesNeural mechanismsPassive listeningTemporal gyrusBOLD responseControl participantsParticipantsLanguageMagnetic resonance imagingExcitatory processesMRI studiesConnectivity
2008
Comparison of contrast-response functions from multifocal visual-evoked potentials (mfVEPs) and functional MRI responses
Park JC, Zhang X, Ferrera J, Hirsch J, Hood DC. Comparison of contrast-response functions from multifocal visual-evoked potentials (mfVEPs) and functional MRI responses. Journal Of Vision 2008, 8: 8-8. PMID: 19146350, PMCID: PMC2987574, DOI: 10.1167/8.10.8.Peer-Reviewed Original ResearchConceptsBOLD fMRI responsesMultifocal visual-evoked potentialsContrast response functionsVisual-evoked potentialsFMRI responsesNeural activityFunctional MRI responsesBOLD fMRI signalMonocular mfVEPRetinotopic mapMRI responseV1 areaPattern stimuliBOLD responseFMRI signalsSame stimuliSubjectsResponseV1MfVEPStimuliMfVEPsCortexNeural Integration of Top-Down Spatial and Feature-Based Information in Visual Search
Egner T, Monti JM, Trittschuh EH, Wieneke CA, Hirsch J, Mesulam M. Neural Integration of Top-Down Spatial and Feature-Based Information in Visual Search. Journal Of Neuroscience 2008, 28: 6141-6151. PMID: 18550756, PMCID: PMC6670545, DOI: 10.1523/jneurosci.1262-08.2008.Peer-Reviewed Original ResearchConceptsCue informationVisual searchActivation gainVisual search targetBlood oxygenation level-dependent (BOLD) responseSpatial cue informationLevel-dependent responsesSearch onsetDown biasingSpatial expectancyOculomotor planningIntraparietal sulcusSearch targetSalience mapBOLD responseSearch templateCingulate regionsNeural integrationTarget featuresHuman brainTarget locationSearch performance