Functional magnetic resonance imaging in chronic ischaemic stroke
Lake EM, Bazzigaluppi P, Stefanovic B. Functional magnetic resonance imaging in chronic ischaemic stroke. Philosophical Transactions Of The Royal Society B Biological Sciences 2016, 371: 20150353. PMID: 27574307, PMCID: PMC5003855, DOI: 10.1098/rstb.2015.0353.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingIschemic strokeInjury progressionLevel-dependent functional magnetic resonance imagingBlood oxygenation level-dependent functional magnetic resonance imagingChronic ischemic strokeBOLD functional magnetic resonance imagingBOLD signal contrastMagnetic resonance imagingFunctional magnetic resonanceBOLD fMRI measurementsVascular reactivityStroke progressionAdult disabilityChronic stageVascular functionPreclinical modelsStroke researchNeuronal activityNew treatmentsResonance imagingVivo markerClinical researchPreclinical researchBrain functionNeurovascular unit remodelling in the subacute stage of stroke recovery
Lake EMR, Bazzigaluppi P, Mester J, Thomason LAM, Janik R, Brown M, McLaurin J, Carlen PL, Corbett D, Stanisz GJ, Stefanovic B. Neurovascular unit remodelling in the subacute stage of stroke recovery. NeuroImage 2016, 146: 869-882. PMID: 27664828, DOI: 10.1016/j.neuroimage.2016.09.016.Peer-Reviewed Original ResearchConceptsPeri-lesional cortexVascular reactivityNeuronal lossSubacute stageEndothelin-1LFP activityLong-term functional outcomeLocal field potential responsesPeripheral somatosensory stimulationActivation of microgliaET-1 injectionFocal ischemic strokeFocal cerebral ischaemiaPeri-infarct zoneSensori-motor cortexSpontaneous neuronal activityAdult Sprague-DawleyField potential responsesExtended temporal windowDynamic functional changesIschemic strokeAstrocytic activationCerebral ischaemiaNeurovascular unitIschemic insult