2015
fMRI Validation of fNIRS Measurements During a Naturalistic Task
Noah JA, Ono Y, Nomoto Y, Shimada S, Tachibana A, Zhang X, Bronner S, Hirsch J. fMRI Validation of fNIRS Measurements During a Naturalistic Task. Journal Of Visualized Experiments 2015, 52116. PMID: 26132365, PMCID: PMC4544944, DOI: 10.3791/52116.Peer-Reviewed Original ResearchConceptsNaturalistic tasksBrain activityVideo game taskTask-related increasesFunctional magnetic resonanceFunctional brain activityFull-body activitiesDance Dance RevolutionFMRI scanningPsychophysical tasksNeural mechanismsGame taskFMRI procedureFNIRS experimentFNIRS measurementsFMRINaturalistic behaviorsFMRI signalsFNIRSSimple fingerTaskParadigmNeural recordingsFindingsBehavior
2012
The temporal derivative of expected utility: A neural mechanism for dynamic decision-making
Zhang X, Hirsch J. The temporal derivative of expected utility: A neural mechanism for dynamic decision-making. NeuroImage 2012, 65: 223-230. PMID: 22963852, PMCID: PMC5841235, DOI: 10.1016/j.neuroimage.2012.08.063.Peer-Reviewed Original ResearchConceptsNeural mechanismsBehavioral dataHuman neural correlatesNovel experimental paradigmDistinct neural activitySuperior parietal lobulePosterior cingulate cortexReal-world tasksNeural correlatesFuture rewardsParietal lobuleExperimental paradigmFMRI analysisCingulate cortexNeural activityWorld tasksBrain regionsSupplementary motorCentral gyrusDynamic decision processIndependent manipulationContinuous decisionsDecision processVentral pallidumFMRI
2008
The dynamics of deductive reasoning: An fMRI investigation
Rodriguez-Moreno D, Hirsch J. The dynamics of deductive reasoning: An fMRI investigation. Neuropsychologia 2008, 47: 949-961. PMID: 18835284, DOI: 10.1016/j.neuropsychologia.2008.08.030.Peer-Reviewed Original ResearchConceptsDeductive reasoningReasoning processParietal regionsEvent-related fMRISupramodal networkPrevious imaging studiesNeural correlatesFMRI investigationOccipital complexLanguage areasBilateral caudate nucleusInformation processingReasoningSecond premiseImaging studiesTraditional focusCaudate nucleusSubstantive differencesFMRISubsequent conclusionsTime courseScientific investigationPhilosophical discussionCorrelatesTime points
2004
Individual Differences in Trait Anxiety Predict the Response of the Basolateral Amygdala to Unconsciously Processed Fearful Faces
Etkin A, Klemenhagen KC, Dudman JT, Rogan MT, Hen R, Kandel ER, Hirsch J. Individual Differences in Trait Anxiety Predict the Response of the Basolateral Amygdala to Unconsciously Processed Fearful Faces. Neuron 2004, 44: 1043-1055. PMID: 15603746, DOI: 10.1016/j.neuron.2004.12.006.Peer-Reviewed Original ResearchConceptsTrait anxietyFearful facesIndividual differencesDorsal amygdalaThreat-related stimuliBasolateral amygdalaSubjects' reaction timesReaction timeConscious stimuliUnconscious stimuliUnconscious processingConscious processingThreat sensitivityUnconscious perceptionUnconscious processesNeural responsesBasolateral subregionsNeural systemsAnxietyAmygdalaStimuliBiological basisProcessingFaceFMRI
1999
Concordance between Functional Magnetic Resonance Imaging and Intraoperative Language Mapping
Ruge M, Victor J, Hosain S, Correa D, Relkin N, Tabar V, Brennan C, Gutin P, Hirsch J. Concordance between Functional Magnetic Resonance Imaging and Intraoperative Language Mapping. Stereotactic And Functional Neurosurgery 1999, 72: 95-102. PMID: 10853058, DOI: 10.1159/000029706.Peer-Reviewed Original ResearchConceptsDirect cortical stimulationIntraoperative electrophysiologyCortical stimulationSensorimotor cortexIntraoperative language mappingFunctional magnetic resonance imagingMagnetic resonance imagingSSEP recordingsLocalization of functionMotor cortexIntraoperative localizationPreoperative toolResonance imagingLanguage mappingCortexWernicke's areaElectrophysiologyFMRIPresent studyStimulationSensorimotor mappingConcordancePatientsBroca