Choroid plexus tissue perfusion and blood to CSF barrier function in rats measured with continuous arterial spin labeling
Lee H, Ozturk B, Stringer MS, Koundal S, MacIntosh BJ, Rothman D, Benveniste H. Choroid plexus tissue perfusion and blood to CSF barrier function in rats measured with continuous arterial spin labeling. NeuroImage 2022, 261: 119512. PMID: 35882269, PMCID: PMC9969358, DOI: 10.1016/j.neuroimage.2022.119512.Peer-Reviewed Original ResearchConceptsWater flowBlood perfusionLow-dose isofluraneCerebral blood flowClinical translational studiesAnti-diuretic hormoneContinuous arterial spinLevels of bloodMeasurement accuracyMagnetic resonance imagingArterial spin labelingCerebrospinal fluid productionAnesthetic regimensBalanced anesthesiaCerebral ventricleContinuous arterial spin labelingIsoflurane anesthesiaKey parametersSystemic administrationVentricular CSFImmune surveillanceArterial bloodBlood flowTissue perfusionChoroid plexusCharacterization of perivascular space pathology in a rat model of cerebral small vessel disease by in vivo magnetic resonance imaging
Monte B, Constantinou S, Koundal S, Lee H, Dai F, Gursky Z, Van Nostrand WE, Darbinyan A, Zlokovic BV, Wardlaw J, Benveniste H. Characterization of perivascular space pathology in a rat model of cerebral small vessel disease by in vivo magnetic resonance imaging. Cerebrovascular And Brain Metabolism Reviews 2022, 42: 1813-1826. PMID: 35673963, PMCID: PMC9536121, DOI: 10.1177/0271678x221105668.Peer-Reviewed Original ResearchConceptsSmall vessel diseaseCerebral small vessel diseaseT2W magnetic resonance imagesSHRSP ratsPerivascular spacesClinical relevanceMagnetic resonance imagesVessel diseaseSeverity of SVDGadoteric acidWistar-Kyoto control ratsHypertensive stroke-prone ratsStroke-prone ratsHuman post-mortem tissueT2-weighted magnetic resonance imagesMonths of ageT1-weighted imagingMagnetic resonance imagingPost-mortem tissueVivo magnetic resonance imagingPrimary endpointHyperintense lesionsProne ratsWKY ratsUnderlying pathophysiology