2022
Fluorescently-tagged magnetic protein nanoparticles for high-resolution optical and ultra-high field magnetic resonance dual-modal cerebral angiography
Mishra S, Herman P, Crair M, Constable R, Walsh J, Akif A, Verhagen J, Hyder F. Fluorescently-tagged magnetic protein nanoparticles for high-resolution optical and ultra-high field magnetic resonance dual-modal cerebral angiography. Nanoscale 2022, 14: 17770-17788. PMID: 36437785, PMCID: PMC9850399, DOI: 10.1039/d2nr04878g.Peer-Reviewed Original ResearchConceptsProtein nanoparticlesParamagnetic iron oxide nanoparticlesIron oxide nanoparticlesMagnetic resonance imaging (MRI) contrastRelaxivity ratioOxide nanoparticlesRapid renal clearanceNanoparticlesMRI propertiesImaging contrastMRI contrastCitric acidNeuroscience applicationsFluorescent dyeBlood biochemical assaysUnambiguous detectionRelaxivityCerebral angiographyDyePlatformMajor blood vesselsBiochemical assaysTechnologyBrain capillariesFluorescence angiographyMR Imaging–Based In Vivo Macrophage Imaging to Monitor Immune Response after Radiofrequency Ablation of the Liver
Santana J, Petukhova-Greenstein A, Gross M, Hyder F, Pekurovsky V, Gottwald L, Boustani A, Walsh J, Kucukkaya A, Malpani R, Madoff D, Goldberg S, Ahmed M, Joshi N, Coman D, Chapiro J. MR Imaging–Based In Vivo Macrophage Imaging to Monitor Immune Response after Radiofrequency Ablation of the Liver. Journal Of Vascular And Interventional Radiology 2022, 34: 395-403.e5. PMID: 36423815, PMCID: PMC11042914, DOI: 10.1016/j.jvir.2022.11.013.Peer-Reviewed Original ResearchConceptsImmune responseT1-weighted MRPrussian blue stainingRadiofrequency ablationRF ablationC57BL/6 wild-type miceMR imagingDose-escalation studyLocal immune responseMass cytometryWild-type miceRadiological-pathological correlationBlue stainingT1-weighted MR imagingHepatic radiofrequency ablationCD68 antibodyUntreated lobeVivo doseHepatic RF ablationVivo macrophagesMacrophagesMiceMR imaging scannerCoagulation areaCD68
1991
Applications of nuclear magnetic cross‐relaxation spectroscopy to tissues
Grad J, Mendelson D, Hyder F, Bryant R. Applications of nuclear magnetic cross‐relaxation spectroscopy to tissues. Magnetic Resonance In Medicine 1991, 17: 452-459. PMID: 2062216, DOI: 10.1002/mrm.1910170216.Peer-Reviewed Original ResearchConceptsCross-relaxation spectroscopyFundamental relaxation timeMagnetic imagingMagnetic imagesMagnetic relaxationDecay constantsAqueous heterogeneous systemsRelaxation timeWater spinsSpinNMR spectraRelaxationFrequency responseSpectroscopySpectraExperimental approachSignal intensitySystem mixtureIntensityConstantsImaging