2023
High-sensitivity deuterium metabolic MRI differentiates acute pancreatitis from pancreatic cancers in murine models
Montrazi E, Sasson K, Agemy L, Peters D, Brenner O, Scherz A, Frydman L. High-sensitivity deuterium metabolic MRI differentiates acute pancreatitis from pancreatic cancers in murine models. Scientific Reports 2023, 13: 19998. PMID: 37968574, PMCID: PMC10652017, DOI: 10.1038/s41598-023-47301-7.Peer-Reviewed Original ResearchDeuterium imaging of the Warburg effect at sub‐millimolar concentrations by joint processing of the kinetic and spectral dimensions
Montrazi E, Bao Q, Martinho R, Peters D, Harris T, Sasson K, Agemy L, Scherz A, Frydman L. Deuterium imaging of the Warburg effect at sub‐millimolar concentrations by joint processing of the kinetic and spectral dimensions. NMR In Biomedicine 2023, 36: e4995. PMID: 37401393, DOI: 10.1002/nbm.4995.Peer-Reviewed Original ResearchTime-resolved spectroscopic imagingSub-millimolar concentrationsDeuterated substratesLow-concentration metabolitesDeuterium metabolic imagingSignal-to-noise ratioResonance positionsWarburg effectDeuteriumDetection of low-concentration metabolitesPancreatic cancer studiesSteady-state free precessionBalanced steady-state free precessionKineticsDiagnosed cancerMetabolic kineticsSignal-to-noise ratio improvementMetabolic imagingChemical shift imaging
2019
Extracellular pH mapping of liver cancer on a clinical 3T MRI scanner
Coman D, Peters DC, Walsh JJ, Savic LJ, Huber S, Sinusas AJ, Lin M, Chapiro J, Constable RT, Rothman DL, Duncan JS, Hyder F. Extracellular pH mapping of liver cancer on a clinical 3T MRI scanner. Magnetic Resonance In Medicine 2019, 83: 1553-1564. PMID: 31691371, PMCID: PMC7244229, DOI: 10.1002/mrm.28035.Peer-Reviewed Original Research
2013
Mapping phosphorylation rate of fluoro-deoxy-glucose in rat brain by 19F chemical shift imaging
Coman D, Sanganahalli BG, Cheng D, McCarthy T, Rothman DL, Hyder F. Mapping phosphorylation rate of fluoro-deoxy-glucose in rat brain by 19F chemical shift imaging. Magnetic Resonance Imaging 2013, 32: 305-313. PMID: 24581725, PMCID: PMC3965601, DOI: 10.1016/j.mri.2013.10.015.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsAnimalsBrainFluorodeoxyglucose F18Glucose-6-PhosphateMagnetic Resonance ImagingMagnetic Resonance SpectroscopyMetabolic Clearance RateMolecular ImagingPhosphorylationPhosphotransferasesRadionuclide ImagingRadiopharmaceuticalsRatsRats, Inbred LewReproducibility of ResultsSensitivity and SpecificityTissue DistributionConceptsRat brainChemical shift imagingHalothane-anesthetized ratsMagnetic resonance spectroscopy studyTotal glucose metabolismMinimal side effectsMagnetic resonance imaging (MRI) measurementsFunctional magnetic resonance imaging (fMRI) measurementsFDG phosphorylationFMRI BOLD responsesCerebral physiologyForepaw stimulationShift imagingGlucose metabolismSide effectsBrain tissueFDGExtracted tissuesTumor pathophysiologyBrainMRS measurementsTissue componentsVivo detectionVivoD-glucoseIn vivo three‐dimensional molecular imaging with Biosensor Imaging of Redundant Deviation in Shifts (BIRDS) at high spatiotemporal resolution
Coman D, de Graaf R, Rothman DL, Hyder F. In vivo three‐dimensional molecular imaging with Biosensor Imaging of Redundant Deviation in Shifts (BIRDS) at high spatiotemporal resolution. NMR In Biomedicine 2013, 26: 1589-1595. PMID: 23881869, PMCID: PMC3800475, DOI: 10.1002/nbm.2995.Peer-Reviewed Original ResearchConceptsK-spaceNonexchanging protonsThree-dimensional molecular imagingParamagnetic lanthanide ionsRedundant deviationChemical shift imagingField of viewMolecular imaging capabilitiesMolecular imagingRapid data acquisitionProton detectionLanthanide ionsTens of minutesImaging capabilitiesMacrocyclic chelatesSpectroscopic signalsMacrocyclicCSI experimentsRelaxation timeHigh spatiotemporal resolutionParamagnetic agents
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