2024
Resting-state functional MRI of the nose as a novel investigational window into the nervous system
Ponticorvo S, Paasonen J, Stenroos P, Salo R, Tanila H, Filip P, Rothman D, Eberly L, Garwood M, Metzger G, Gröhn O, Michaeli S, Mangia S. Resting-state functional MRI of the nose as a novel investigational window into the nervous system. Scientific Reports 2024, 14: 26352. PMID: 39487180, PMCID: PMC11530622, DOI: 10.1038/s41598-024-77615-z.Peer-Reviewed Original ResearchConceptsFunctional MRICentral nervous system integrityAutonomic nervous system innervationNervous system innervationAir-tissue interfaceNervous system integrityNervous system activityAutonomic nervous system activityAwake miceResting-state functional MRIAir intakeAbundant vasculatureCSF spacesNervous systemHeart rateSystem activityMRIBrain vesselsClearance sitesResting-stateSystem integrationHealthy participantsNoseSignal lossBreathing rateIn 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
2022
A 3D atlas of functional human brain energetic connectome based on neuropil distribution
Yu Y, Akif A, Herman P, Cao M, Rothman D, Carson R, Agarwal D, Evans A, Hyder F. A 3D atlas of functional human brain energetic connectome based on neuropil distribution. Cerebral Cortex 2022, 33: 3996-4012. PMID: 36104858, PMCID: PMC10068297, DOI: 10.1093/cercor/bhac322.Peer-Reviewed Original ResearchConceptsSynaptic densityCortical regionsHigher synapse densityHuman cortical circuitsFunctional imaging studiesCortical activity mapsVivo PET imagingNeuropil distributionGlucose oxidationSynapse densityCortical circuitsMetabolic rateSynaptic connectionsCortical energeticsImaging studiesHuman cortexPET imagingHistological stainingRecent evidenceCortexHuman brainBrainVoxel levelActivity ratesAtlas
2009
Baseline brain energy supports the state of consciousness
Shulman RG, Hyder F, Rothman DL. Baseline brain energy supports the state of consciousness. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 11096-11101. PMID: 19549837, PMCID: PMC2708743, DOI: 10.1073/pnas.0903941106.Peer-Reviewed Original ResearchConceptsLoss of consciousnessBrain energyConscious stateHigh-frequency neuronal activityCerebral energy consumptionBrain energy consumptionCerebral energyEnsembles of neuronsRat brainSomatosensory responsesNeuronal activityGamma-band rangeNeuronal propertiesFiring rateSensory stimulationNeuronal signalingPET measurementsAnesthesiaFMRI patternsFMRI activity patternsOxygen consumptionState of consciousnessStimulationBehavioral abilitiesMagnetic resonance spectroscopyHypoxic Injury during Neonatal Development in Murine Brain: Correlation between In Vivo DTI Findings and Behavioral Assessment
Chahboune H, Ment LR, Stewart WB, Rothman DL, Vaccarino FM, Hyder F, Schwartz ML. Hypoxic Injury during Neonatal Development in Murine Brain: Correlation between In Vivo DTI Findings and Behavioral Assessment. Cerebral Cortex 2009, 19: 2891-2901. PMID: 19380380, PMCID: PMC2774398, DOI: 10.1093/cercor/bhp068.Peer-Reviewed Original ResearchConceptsChronic sublethal hypoxiaLow birth weight preterm infantsBirth weight preterm infantsHypoxia-induced modificationNeonatal rodent modelPreterm birth resultsWeight preterm infantsSignificant neurodevelopmental disabilitiesOpen field taskGreater locomotor activityPreterm infantsPreterm birthNeurodevelopmental consequencesBirth resultsHypoxic injurySomatosensory cortexCaudate putamenCallosal connectivityCorpus callosumBehavioral deficitsNeurodevelopmental disabilitiesRodent modelsNeonatal developmentDTI findingsSublethal hypoxia
2001
Spectroscopic Assessment of Alterations in Macromolecule and Small-Molecule Metabolites in Human Brain After Stroke
Graham G, Hwang J, Rothman D, Prichard J. Spectroscopic Assessment of Alterations in Macromolecule and Small-Molecule Metabolites in Human Brain After Stroke. Stroke 2001, 32: 2797-2802. PMID: 11739976, DOI: 10.1161/hs1201.099414.Peer-Reviewed Original ResearchIn vivo13C NMR measurement of neurotransmitter glutamate cycling, anaplerosis and TCA cycle flux in rat brain during [2‐13C]glucose infusion
Sibson N, Mason G, Shen J, Cline G, Herskovits A, Wall J, Behar K, Rothman D, Shulman R. In vivo13C NMR measurement of neurotransmitter glutamate cycling, anaplerosis and TCA cycle flux in rat brain during [2‐13C]glucose infusion. Journal Of Neurochemistry 2001, 76: 975-989. PMID: 11181817, DOI: 10.1046/j.1471-4159.2001.00074.x.Peer-Reviewed Original ResearchConceptsGlutamate/glutamine cyclingCerebral cortexAstrocytic tricarboxylic acid cycleGlutamine cyclingRat cerebral cortexGlutamine synthesisDe novo glutamine synthesisAnesthetized ratsRat brainNeurotransmitter glutamateHyperammonemic conditionsGlutamate cyclingInfusionGlutamate precursorCortexBrainTCA cycle fluxAnaplerosisMajor metabolic fluxTricarboxylic acid cycleCycle flux
2000
Human Brain β-Hydroxybutyrate and Lactate Increase in Fasting-Induced Ketosis
Pan J, Rothman D, Behar K, Stein D, Hetherington H. Human Brain β-Hydroxybutyrate and Lactate Increase in Fasting-Induced Ketosis. Cerebrovascular And Brain Metabolism Reviews 2000, 20: 1502-1507. PMID: 11043913, DOI: 10.1097/00004647-200010000-00012.Peer-Reviewed Original ResearchConceptsBHB levelsPlasma BHB levelsField magnetic resonance spectroscopyHigh-field magnetic resonance spectroscopyBrain lactateKetogenic dietCalcarine fissureNonfasted stateOccipital lobeHealthy adultsLactate increaseThird dayΒ-hydroxybutyrateKetosisBHB concentrationsBrainBHBGlucose phosphorylationLactate oxidationMagnetic resonance spectroscopyMeeting Report: Transcranial Magnetic Stimulation and Studies of Human Cognition
Fitzpatrick S, Rothman D. Meeting Report: Transcranial Magnetic Stimulation and Studies of Human Cognition. Journal Of Cognitive Neuroscience 2000, 12: 704-709. PMID: 10936921, DOI: 10.1162/089892900562327.Peer-Reviewed Original ResearchProton MRS: GABA and glutamate.
Petroff O, Mattson R, Rothman D. Proton MRS: GABA and glutamate. Advances In Neurology 2000, 83: 261-71. PMID: 10999208.Peer-Reviewed Original Research
1999
Linear projection method for automatic slice shimming
Shen J, Rothman D, Hetherington H, Pan J. Linear projection method for automatic slice shimming. Magnetic Resonance In Medicine 1999, 42: 1082-1088. PMID: 10571929, DOI: 10.1002/(sici)1522-2594(199912)42:6<1082::aid-mrm12>3.0.co;2-g.Peer-Reviewed Original ResearchNew Approaches to Functional Neuroenergetics
Fitzpatrick S, Rothman D. New Approaches to Functional Neuroenergetics. Journal Of Cognitive Neuroscience 1999, 11: 467-471. PMID: 10507889, DOI: 10.1162/089892999563454.Peer-Reviewed Original ResearchIn vivo chemical shift imaging of γ‐aminobutyric acid in the human brain
Shen J, Shungu D, Rothman D. In vivo chemical shift imaging of γ‐aminobutyric acid in the human brain. Magnetic Resonance In Medicine 1999, 41: 35-42. PMID: 10025609, DOI: 10.1002/(sici)1522-2594(199901)41:1<35::aid-mrm7>3.0.co;2-c.Peer-Reviewed Original ResearchEnergy on demand.
Magistretti P, Pellerin L, Rothman D, Shulman R. Energy on demand. Science 1999, 283: 496-7. PMID: 9988650, DOI: 10.1126/science.283.5401.496.Peer-Reviewed Original ResearchNew NMR measurements in epilepsy. Measuring brain GABA in patients with complex partial seizures.
Petroff O, Behar K, Rothman D. New NMR measurements in epilepsy. Measuring brain GABA in patients with complex partial seizures. Advances In Neurology 1999, 79: 939-45. PMID: 10514877.Peer-Reviewed Original Research
1998
Functional Energy Metabolism:In vivo 13C-NMR Spectroscopy Evidence for Coupling of Cerebral Glucose Consumption and Gl utamatergic Neuronal Activity
Sibson N, Shen J, Mason G, Rothman D, Behar K, Shulman R. Functional Energy Metabolism:In vivo 13C-NMR Spectroscopy Evidence for Coupling of Cerebral Glucose Consumption and Gl utamatergic Neuronal Activity. Developmental Neuroscience 1998, 20: 321-330. PMID: 9778568, DOI: 10.1159/000017327.Peer-Reviewed Original ResearchConceptsRat brain cortexGlucose metabolismBrain cortexNeurotransmitter cyclingTotal glucose oxidationGlutamatergic synaptic activityCerebral glucose consumptionCerebral glucose metabolismFunctional activityFunctional imaging methodsGlucose oxidationOxidative glucose metabolismGlutamate neurotransmitter cyclingSynaptic activityNeuronal activityMild anesthesiaGlutamine synthesisMammalian brainNeurotransmitter releaseGlutamate cyclingEEG activityAmmonia metabolismNeurophysiological basisDetoxification componentsVivo results15N-NMR Spectroscopy Studies of Ammonia Transport and Glutamine Synthesis in the Hyperammonemic Rat Brain
Shen J, Sibson N, Cline G, Behar K, Rothman D, Shulman R. 15N-NMR Spectroscopy Studies of Ammonia Transport and Glutamine Synthesis in the Hyperammonemic Rat Brain. Developmental Neuroscience 1998, 20: 434-443. PMID: 9778582, DOI: 10.1159/000017341.Peer-Reviewed Original ResearchInterpreting functional imaging studies in terms of neurotransmitter cycling
Shulman R, Rothman D. Interpreting functional imaging studies in terms of neurotransmitter cycling. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 11993-11998. PMID: 9751778, PMCID: PMC21753, DOI: 10.1073/pnas.95.20.11993.Peer-Reviewed Original ResearchConceptsFunctional imaging experimentsNeurobiological processesFunctional magnetic resonance imagingBasis of neuroscienceSpecific mental processesFunctional imaging studiesFunctional imaging dataVivo 13C NMR measurementsCognitive psychologyCognitive tasksMental processesPsychological termsPsychological interpretationImaging experimentsNeuroscientific interpretationSensory stimulationPsychological designHuman brainFunctional imaging signalsNeurotransmitter cyclingParticular positron emission tomographyNeurotransmitter fluxBrain energy consumptionImaging studiesImaging dataMeasuring human brain GABA in vivo
Petroff O, Rothman D. Measuring human brain GABA in vivo. Molecular Neurobiology 1998, 16: 97-121. PMID: 9554704, DOI: 10.1007/bf02740605.Peer-Reviewed Original ResearchConceptsBrain gamma-aminobutyric acidGamma-aminobutyric acidGABA concentrationSeizure controlDaily doseRelease of GABACerebrospinal fluid GABA concentrationsGABA synthesisImproved seizure controlComplex partial seizuresPoor seizure controlTraditional antiepileptic drugsSingle oral doseEffects of vigabatrinElevated CSFImportant protective mechanismPartial seizuresOral doseSeizure disorderAntiepileptic drugsNonvesicular releaseSeizure activityGABA levelsTransporter reversalVigabatrin
1997
Improvements on an in Vivo automatic shimming method (FASTERMAP)
Shen J, Rycyna R, Rothman D. Improvements on an in Vivo automatic shimming method (FASTERMAP). Magnetic Resonance In Medicine 1997, 38: 834-839. PMID: 9358459, DOI: 10.1002/mrm.1910380521.Peer-Reviewed Original Research