2004
Dynamic Imaging of Perfusion and Oxygenation by Functional Magnetic Resonance Imaging
Kida I, Maciejewski P, Hyder F. Dynamic Imaging of Perfusion and Oxygenation by Functional Magnetic Resonance Imaging. Cerebrovascular And Brain Metabolism Reviews 2004, 24: 1369-1381. DOI: 10.1097/00004647-200412000-00006.Peer-Reviewed Original ResearchT1-weighted MRI signalPeak CBF responseLaser Doppler measurementsBlood oxygenation level-dependent (BOLD) image contrastApparent longitudinal relaxation timeGood agreementTransfer functionImage contrastAngle dataStationary spinsExcitation flip angleMRI signalMRI schemeSignalsSimultaneous imagingWaterAngleRelaxation timeFlip angleMagnetic labelingDifferent flip anglesMeasurementsWater functions
1997
Functional MRI bold signal coincides with electrical activity in the rat whisker barrels
Yang X, Hyder F, Shulman R. Functional MRI bold signal coincides with electrical activity in the rat whisker barrels. Magnetic Resonance In Medicine 1997, 38: 874-877. PMID: 9402186, DOI: 10.1002/mrm.1910380604.Peer-Reviewed Original ResearchConceptsRat whisker barrelsElectrical activityFunctional MRIWhisker barrelsBlood oxygenation level-dependent (BOLD) image contrastBrain functional activityBOLD fMRI signalNeuronal electrical activitySustained stimulationFunctional activationNoninvasive methodFunctional activityFMRI signalsPerfusionRat whiskerLocalized increaseActivityMRI