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
2001
Interconnected Large-Scale Systems for Three Fundamental Cognitive Tasks Revealed by Functional MRI
Hirsch J, Moreno D, Kim K. Interconnected Large-Scale Systems for Three Fundamental Cognitive Tasks Revealed by Functional MRI. Journal Of Cognitive Neuroscience 2001, 13: 389-405. PMID: 11371315, DOI: 10.1162/08989290151137421.Peer-Reviewed Original ResearchConceptsInferior frontal gyrusMedial frontal gyrusFunctional magnetic resonance imagingRight precentral gyrusFrontal gyrusInferior parietal lobuleNeurocognitive systemsBA 6Brain areasPrecentral gyrusParietal lobuleArea 45Left inferior frontal gyrusWhole-brain functional magnetic resonance imagingBA 40Fundamental cognitive tasksRight inferior parietal lobuleCortical regionsSame-different discriminationLeft medial frontal gyrusMultiple sensory modalitiesBrodmann area 45Superior temporal gyrusMiddle frontal gyrusPrimary sensory processes
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