2017
Frontal temporal and parietal systems synchronize within and across brains during live eye-to-eye contact
Hirsch J, Zhang X, Noah JA, Ono Y. Frontal temporal and parietal systems synchronize within and across brains during live eye-to-eye contact. NeuroImage 2017, 157: 314-330. PMID: 28619652, PMCID: PMC5863547, DOI: 10.1016/j.neuroimage.2017.06.018.Peer-Reviewed Original ResearchConceptsEye contactInterpersonal interactionsSupplementary motor cortexSpecificity hypothesisFrontal clusterSubcentral areaLeft superior temporal gyrusInteractive brain hypothesisTwo-person neuroscienceLimited head motionSuperior temporal gyrusTwo-person interactionsConventional neuroimaging methodsNeural correlatesSocial cuesNeural processesBrain hypothesisNeural mechanismsNeural responsesParietal systemSupramarginal gyrusMutual gazeSynchrony hypothesisLanguage functionTemporal gyrus
2005
Discordance between functional magnetic resonance imaging during silent speech tasks and intraoperative speech arrest.
Petrovich N, Holodny AI, Tabar V, Correa DD, Hirsch J, Gutin PH, Brennan CW. Discordance between functional magnetic resonance imaging during silent speech tasks and intraoperative speech arrest. Journal Of Neurosurgery 2005, 103: 267-74. PMID: 16175856, DOI: 10.3171/jns.2005.103.2.0267.Peer-Reviewed Original ResearchConceptsInferior frontal gyrusSpeech taskPrecentral gyrusFMR imaging activationFunctional magnetic resonanceSpeech arrestFMR imaging studiesFMR imagingBehavioral resultsAwake cortical mappingFrontal gyrusLanguage functionHemispheric dominanceNeurosurgical planningMotor stripIntraoperative indicatorAwake craniotomyCortical mappingIntraoperative mappingHealthy volunteersImaging activityControl studyPredominant activationImaging studiesGyrusfMRI reveals large-scale network activation in minimally conscious patients
Schiff N, Rodriguez-Moreno D, Kamal A, Kim K, Giacino J, Plum F, Hirsch J. fMRI reveals large-scale network activation in minimally conscious patients. Neurology 2005, 64: 514-523. PMID: 15699384, DOI: 10.1212/01.wnl.0000150883.10285.44.Peer-Reviewed Original ResearchMeSH KeywordsAcoustic StimulationAdultAttentionAuditory CortexAwarenessCerebral HemorrhageCraniocerebral TraumaEncephalomalaciaFixation, OcularHumansLanguageMagnetic Resonance ImagingMalePersistent Vegetative StatePhysical StimulationSomatosensory CortexTemporal LobeTouchVerbal BehaviorWounds, NonpenetratingConceptsCognitive functionCortical activityLanguage-related tasksResidual cognitive functionMiddle temporal gyrusTactile stimulationMeaningless stimuliActive cortical networkConscious stateLanguage stimulationNeurobiological correlatesLanguage functionTemporal gyrusBehavioral evidenceMCS patientsCortical systemsLinguistic contentAuditory stimulationCortical networksLanguage processingCerebral networksNetwork activationCortical responsesCommunication abilityFMRI maps
2003
fMRI Evidence for Cortical Modification during Learning of Mandarin Lexical Tone
Wang Y, Sereno JA, Jongman A, Hirsch J. fMRI Evidence for Cortical Modification during Learning of Mandarin Lexical Tone. Journal Of Cognitive Neuroscience 2003, 15: 1019-1027. PMID: 14614812, DOI: 10.1162/089892903770007407.Peer-Reviewed Original ResearchConceptsLanguage-related areasSecond languageBroca's areaEmergence of activityRight inferior frontal gyrusFunctional magnetic resonance imagingMandarin lexical tonesNative English speakersInferior frontal gyrusAdditional cortical regionsSupplementary motor regionsSuperior temporal gyrusBrodmann's area 42Area 42Lexical tonesEnglish speakersTone trainingFrontal gyrusLanguage functionTemporal gyrusWernicke's areaAuditory cortexMotor regionsCortical regionsLanguage
1999
Brain Mapping in Sedated Infants and Young Children with Passive-Functional Magnetic Resonance Imaging
Souweidane M, Kim K, McDowall R, Ruge M, Lis E, Krol G, Hirsch J. Brain Mapping in Sedated Infants and Young Children with Passive-Functional Magnetic Resonance Imaging. Pediatric Neurosurgery 1999, 30: 86-92. PMID: 10325564, DOI: 10.1159/000028768.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingMagnetic resonance imagingSedated childrenResonance imagingBrain mappingDiagnostic MRI scanYoung childrenLevel-dependent signalEarly developmental statusPediatric patientsPatient complianceMRI scansSedated infantsCortical regionsPatient interactionsFMRI techniquesFrequent needFMRI procedureLanguage functionChildrenInfantsDevelopmental statusPassive stimuliImagingStandard techniques
1997
Distinct cortical areas associated with native and second languages
Kim K, Relkin N, Lee K, Hirsch J. Distinct cortical areas associated with native and second languages. Nature 1997, 388: 171-174. PMID: 9217156, DOI: 10.1038/40623.Peer-Reviewed Original ResearchConceptsSecond languageFunctional magnetic resonance imagingMultiple language functionsLanguage-specific regionsCortical areasEssential human capacitiesFrontal cortical areasLanguage acquisitionNative languageBilingual subjectsMultiple languagesDistinct cortical areasLanguageLanguage functionBroca's areaCortical representationHuman capacityHuman brainHuman cortexAcquisition stageSeparation of activitiesMagnetic resonance imagingResonance imagingFundamental questionsAdulthood