2009
Pancreatic perfusion of healthy individuals and type 1 diabetic patients as assessed by magnetic resonance perfusion imaging
Hirshberg B, Qiu M, Cali AM, Sherwin R, Constable T, Calle RA, Tal MG. Pancreatic perfusion of healthy individuals and type 1 diabetic patients as assessed by magnetic resonance perfusion imaging. Diabetologia 2009, 52: 1561. PMID: 19488737, DOI: 10.1007/s00125-009-1406-8.Peer-Reviewed Original ResearchConceptsType 1 diabetic patientsPancreatic blood flowDiabetic patientsBlood flowIslet massHealthy volunteersPancreatic perfusionArterial spin labeling magnetic resonanceTotal pancreatic blood flowPancreatic beta-cell massConclusions/interpretationOur dataAims/hypothesisLossBeta-cell massMagnetic resonance perfusionSignificant differencesHuman pancreatic isletsDiabetes mellitusVascularised organsIslet functionMurine modelClamp studiesNormal volunteersHealthy individualsPatientsControl tissues
2006
Connectivity–behavior analysis reveals that functional connectivity between left BA39 and Broca's area varies with reading ability
Hampson M, Tokoglu F, Sun Z, Schafer RJ, Skudlarski P, Gore JC, Constable RT. Connectivity–behavior analysis reveals that functional connectivity between left BA39 and Broca's area varies with reading ability. NeuroImage 2006, 31: 513-519. PMID: 16497520, DOI: 10.1016/j.neuroimage.2005.12.040.Peer-Reviewed Original ResearchMeSH KeywordsAdultBrain MappingFrontal LobeFunctional LateralityHumansMagnetic Resonance ImagingReadingReference Values
2001
Patterns of functional magnetic resonance imaging activation in association with structural lesions in the rolandic region: a classification system.
Carpentier A, Constable R, Schlosser M, de Lotbinière A, Piepmeier J, Spencer D, Awad I. Patterns of functional magnetic resonance imaging activation in association with structural lesions in the rolandic region: a classification system. Journal Of Neurosurgery 2001, 94: 946-54. PMID: 11409524, DOI: 10.3171/jns.2001.94.6.0946.Peer-Reviewed Original ResearchConceptsFMR imaging activationSurgical interventionRolandic regionMotor cortex plasticityMotor task paradigmFunctional magnetic resonance imagingMotor skillsMagnetic resonance imagingSevere motor impairmentFunctional magnetic resonanceFunctional recoveryLesion sideCortical abnormalitiesMotor cortexControl volunteersCortical malformationsStructural lesionsContralateral hemisphereArteriovenous malformationsBrain lesionsSurgical proceduresMotor impairmentPathological lesionsFunctional reorganizationAuthors' institutionThe Functional Neural Architecture of Components of Attention in Language-Processing Tasks
Shaywitz B, Shaywitz S, Pugh K, Fulbright R, Skudlarski P, Mencl W, Constable R, Marchione K, Fletcher J, Klorman R, Lacadie C, Gore J. The Functional Neural Architecture of Components of Attention in Language-Processing Tasks. NeuroImage 2001, 13: 601-612. PMID: 11305889, DOI: 10.1006/nimg.2000.0726.Peer-Reviewed Original ResearchMeSH KeywordsAdultAttentionBrainBrain MappingFemaleHumansLanguageMagnetic Resonance ImagingMaleReaction TimeReference ValuesVerbal BehaviorConceptsInferior frontal sitesFrontal sitesAttentional controlExecutive functionFunctional neural architectureFunctional magnetic resonanceLanguage processing tasksLeft hemisphere sitesSelective attentionPerceptual selectivityRight-handed manParietal sitesRight hemisphereCortical systemsLanguage processingNeural architectureFrontal cortexIncreased activationHemisphere sitesWordsTaskImportant dimensionSpecific functional aspectsAttentionProcessing
1999
An Event-Related fMRI Study of Implicit Phrase-Level Syntactic and Semantic Processing
Kang A, Constable R, Gore J, Avrutin S. An Event-Related fMRI Study of Implicit Phrase-Level Syntactic and Semantic Processing. NeuroImage 1999, 10: 555-561. PMID: 10547332, DOI: 10.1006/nimg.1999.0493.Peer-Reviewed Original ResearchConceptsSemantic processingSemantic conditionsEvent-related fMRI paradigmEvent-related fMRI studyFunctional magnetic resonance imaging studySilent word generationMemory-related processesInferior parietal lobeAnterior cingulate gyrusMagnetic resonance imaging studyResonance imaging studyTarget stimuliTypes of discriminationWord generationBA 45FMRI paradigmOddball responseBA 44FMRI studyButton pressGrammatical judgmentOvert responseBroca's areaLanguage functionWernicke's area
1998
Functional disruption in the organization of the brain for reading in dyslexia
Shaywitz S, Shaywitz B, Pugh K, Fulbright R, Constable R, Mencl W, Shankweiler D, Liberman A, Skudlarski P, Fletcher J, Katz L, Marchione K, Lacadie C, Gatenby C, Gore J. Functional disruption in the organization of the brain for reading in dyslexia. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 2636-2641. PMID: 9482939, PMCID: PMC19444, DOI: 10.1073/pnas.95.5.2636.Peer-Reviewed Original ResearchMeSH KeywordsBrainBrain MappingDyslexiaHumansImage Processing, Computer-AssistedLanguageMagnetic Resonance ImagingReadingReference ValuesConceptsBrain activation patternsActivation patternsDyslexic readersFunctional disruptionFunctional magnetic resonanceAlphabetic charactersRelative underactivationPhonologic awarenessNeural signaturesPhonologic analysisSpoken wordsAnterior regionImpairmentNeural systemsPosterior regionDyslexiaMagnetic resonanceWordsOveractivationBrain
1997
Motion artifact in T2‐weighted fast spin‐echo images of the liver: Effect on image contrast and reduction of artifact using respiratory triggering in normal volunteers
Choe K, Smith R, Wilkens K, Constable R. Motion artifact in T2‐weighted fast spin‐echo images of the liver: Effect on image contrast and reduction of artifact using respiratory triggering in normal volunteers. Journal Of Magnetic Resonance Imaging 1997, 7: 298-302. PMID: 9090581, DOI: 10.1002/jmri.1880070207.Peer-Reviewed Original ResearchConceptsFast spin-echo imagesSpin-echo imagesMultiple small cystsT2-weighted sequencesSpin-echo T2-weighted sequencesPatient triggeringFast spin-echo T2-weighted sequencesT2-weighted fast spin-echo imagesHealthy volunteersSmall cystsNormal volunteersRespiratory motionLiverRespiratory cycleCystsVolunteersGallbladderSpleenRespiratory triggeringImproved visualizationMotion artifactsSD/NSignificant improvementFlow compensationIndividual cysts