2024
In vivo neuropil density from anatomical MRI and machine learning
Akif A, Staib L, Herman P, Rothman D, Yu Y, Hyder F. In vivo neuropil density from anatomical MRI and machine learning. Cerebral Cortex 2024, 34: bhae200. PMID: 38771239, PMCID: PMC11107380, DOI: 10.1093/cercor/bhae200.Peer-Reviewed Original ResearchConceptsMagnetic resonance imagingSynaptic densityNeuropil densityCellular densityArtificial neural networkNeural networkPositron emission tomographyAnatomical magnetic resonance imagingHealthy subjectsSynaptic activityMRI scansMachine learning algorithmsBrain's energy budgetEmission tomographyIn vivo MRI scansResonance imagingTissue cellularityLearning algorithmsDiffusion magnetic resonance imagingMachine learningMicroscopic interpretationInterpretation of functional neuroimaging dataIndividual predictionsSubjects
2002
Quantitative fMRI of rat brain by multi-modal MRI and MRS measurements
Hyder F, Kida I, Smith A, Blumenfeld H, Shulman R, Rothman D. Quantitative fMRI of rat brain by multi-modal MRI and MRS measurements. International Congress Series 2002, 1235: 57-71. DOI: 10.1016/s0531-5131(02)00173-5.Peer-Reviewed Original ResearchMagnetic resonance imagingRat brainNeuronal activityFunctional MRIBOLD fMRI signalCerebral cortexNeuronal glucose oxidationRat cerebral cortexFunctional magnetic resonance imagingFMRI signalsBOLD functional MRIQuantitative magnetic resonance imagingBlood oxygenation levelBOLD fMRI studiesMulti-modal magnetic resonance imagingQuantitative functional MRIGlutamatergic neuronsOxygen deliveryPhysiologic basisResonance imagingPhysiologic componentsCMRO2BrainBlood circulationOxygenation level
1994
NMR studies of human brain function
Shulman R, Rothman D, Blamire A. NMR studies of human brain function. Trends In Biochemical Sciences 1994, 19: 522-526. PMID: 7846759, DOI: 10.1016/0968-0004(94)90050-7.Peer-Reviewed Original ResearchConceptsMagnetic resonance imagingPositron emission tomographyUnstimulated subjectsResonance imagingEmission tomographyBrain functionHuman brain functionSensory stimulationVisual stimulationBrain activityHuman brain activityHuman brainStimulationMetabolic rateSignificant improvementMagnetic resonance spectroscopySingle subjectSubjectsEstablished method
1993
Nuclear magnetic resonance imaging and spectroscopy of human brain function.
Shulman R, Blamire A, Rothman D, McCarthy G. Nuclear magnetic resonance imaging and spectroscopy of human brain function. Proceedings Of The National Academy Of Sciences Of The United States Of America 1993, 90: 3127-3133. PMID: 8475050, PMCID: PMC46253, DOI: 10.1073/pnas.90.8.3127.Peer-Reviewed Original ResearchConceptsRegional cerebral blood volumeMagnetic resonance imagingMR spectroscopyResonance imagingBrain functionHuman brain functionCerebral glutamate poolPositron emission tomography studyBrain glucose concentrationsEmission tomography studiesCerebral blood volumeBlood oxygenation levelVivo magnetic resonance imagingConcentration of lactateBrain metabolismMotor cortexCerebral vasculatureSubsequent glucose metabolismBlood flowGlucose metabolismBlood volumeFrontal lobeVisual cortexBrain tissueTomography study