2014
Resting GABA and glutamate concentrations do not predict visual gamma frequency or amplitude
Cousijn H, Haegens S, Wallis G, Near J, Stokes M, Harrison P, Nobre A. Resting GABA and glutamate concentrations do not predict visual gamma frequency or amplitude. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: 9301-9306. PMID: 24927588, PMCID: PMC4078853, DOI: 10.1073/pnas.1321072111.Peer-Reviewed Original ResearchConceptsGamma peak frequencyHealthy volunteersGamma oscillationsVisual gamma activityBeamformer spatial filtering techniquesPeak frequencyCortical gamma oscillationsMagnetic resonance spectroscopyExcitatory pyramidal cellsGamma activityGamma-band oscillationsMagnetic resonance spectroscopy voxelGABAergic interneuronsMagnetic resonance spectroscopy measurementsGaussian fittingPyramidal cellsMagnetic resonance spectroscopy dataGABA levelsGamma frequenciesGABA concentrationsMeasurement of GABAGABAGlutamate concentrationOscillationsOccipital lobe
2011
Role of Ongoing, Intrinsic Activity of Neuronal Populations for Quantitative Neuroimaging of Functional Magnetic Resonance Imaging–Based Networks
Hyder F, Herman P, Sanganahalli BG, Coman D, Blumenfeld H, Rothman DL. Role of Ongoing, Intrinsic Activity of Neuronal Populations for Quantitative Neuroimaging of Functional Magnetic Resonance Imaging–Based Networks. Brain Connectivity 2011, 1: 185-193. PMID: 22433047, PMCID: PMC3621320, DOI: 10.1089/brain.2011.0032.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingEnergy/activityMagnetic resonance imagingBOLD signalNeuronal activityQuantitative neuroimagingNeuronal populationsResonance imagingBaseline BOLD signalsTotal neuronal activityBlood oxygenation level-dependent (BOLD) signalLevel-dependent signalResting-state fMRI experimentsAnimal modelsFMRI experimentMagnetic resonance spectroscopy measurementsBrain networksBaselineNeuroimagingPrimary objectiveImagingIntrinsic activityActivityPopulation
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