2022
PET imaging of mitochondrial function in acute doxorubicin-induced cardiotoxicity: a proof-of-principle study
Detmer F, Alpert N, Moon S, Dhaynaut M, Guerrero J, Guehl N, Xing F, Brugarolas P, Shoup T, Normandin M, Pelletier-Galarneau M, El Fakhri G, Petibon Y. PET imaging of mitochondrial function in acute doxorubicin-induced cardiotoxicity: a proof-of-principle study. Scientific Reports 2022, 12: 6122. PMID: 35414642, PMCID: PMC9005533, DOI: 10.1038/s41598-022-10004-6.Peer-Reviewed Original ResearchConceptsLeft anterior descending coronary arteryDoxorubicin-induced cardiotoxicityCardiac membrane potentialDoxorubicin infusionMembrane potentialAnimal modelsAcute doxorubicin-induced cardiotoxicityLeft anterior descending coronary artery territoryAcute cardiotoxic effectsAnterior descending coronary arteryControl saline infusionDescending coronary arteryDoxorubicin doseSaline infusionTest infusionCardiotoxic effectsMitochondrial membrane potentialInfusion catheterCoronary arteryInfusionMitochondrial functionDoxorubicinMyocardial areaPET imagingIntracoronary catheter
2021
Near-Infrared Fluorescence Imaging of Carotid Plaques in an Atherosclerotic Murine Model
Wu X, Ulumben A, Long S, Katagiri W, Wilks M, Yuan H, Cortese B, Yang C, Kashiwagi S, Choi H, Normandin M, Fakhri G, Zaman R. Near-Infrared Fluorescence Imaging of Carotid Plaques in an Atherosclerotic Murine Model. Biomolecules 2021, 11: 1753. PMID: 34944397, PMCID: PMC8698491, DOI: 10.3390/biom11121753.Peer-Reviewed Original ResearchNeurovascular imaging with QUTE-CE MRI in APOE4 rats reveals early vascular abnormalities
Leaston J, Ferris C, Kulkarni P, Chandramohan D, van de Ven A, Qiao J, Timms L, Sepulcre J, Fakhri G, Ma C, Normandin M, Gharagouzloo C. Neurovascular imaging with QUTE-CE MRI in APOE4 rats reveals early vascular abnormalities. PLOS ONE 2021, 16: e0256749. PMID: 34449808, PMCID: PMC8396782, DOI: 10.1371/journal.pone.0256749.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApolipoprotein E4Blood-Brain BarrierBrainDisease Models, AnimalGene Knock-In TechniquesHumansMagnetic Resonance ImagingRatsConceptsVascular abnormalitiesAPOE-e4Contrast-enhanced magnetic resonance imagingBlood-brain-barrier leakageNeurovascular dysfunctionSmall vessel abnormalitiesMagnetic resonance imagingTri-synaptic circuitBlood-brain-barrierCross-sectional studyFemale ratsSignificant signal increaseHyper-vascularizationCerebrovascular abnormalitiesVessel abnormalitiesNeurovascular imagingQUTE-CEBrain volumeAnimal modelsPathological causesAbnormalitiesHistological validationImaging modalitiesResonance imaging
2020
Non-Invasive Photoacoustic Imaging of In Vivo Mice with Erythrocyte Derived Optical Nanoparticles to Detect CAD/MI
Liu Y, Hanley T, Chen H, Long S, Gambhir S, Cheng Z, Wu J, Fakhri G, Anvari B, Zaman R. Non-Invasive Photoacoustic Imaging of In Vivo Mice with Erythrocyte Derived Optical Nanoparticles to Detect CAD/MI. Scientific Reports 2020, 10: 5983. PMID: 32249814, PMCID: PMC7136251, DOI: 10.1038/s41598-020-62868-1.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCoronary Artery DiseaseCoronary VesselsDisease Models, AnimalErythrocytesMiceMyocardial InfarctionNanoparticlesOptical ImagingPhotoacoustic TechniquesConceptsCoronary artery diseaseMyocardial-infarctionTail vein 1 hourIndocyanine greenWeeks old male C57BL/6 miceLeft anterior descending (LADAnterior descending (LADMale C57BL/6 miceAtherosclerotic lesionsCoronary artery ligationTen-week-old male C57BL/6 miceAtherosclerotic plaquesC57BL/6 miceNon-invasiveArtery ligationInflammatory cellsPortal tractsArtery diseaseFluorescence in vivo imagingParenchymal necrosisCoronary arteryClinical detectionPathological changesContrast agentsLesions
2018
[18F]Fluorocholine and [18F]Fluoroacetate PET as Imaging Biomarkers to Assess Phosphatidylcholine and Mitochondrial Metabolism in Preclinical Models of TSC and LAM
Verwer E, Kavanagh T, Mischler W, Feng Y, Takahashi K, Wang S, Shoup T, Neelamegam R, Yang J, Guehl N, Ran C, Massefski W, Cui Y, El-Chemaly S, Sadow P, Oldham W, Kijewski M, Fakhri G, Normandin M, Priolo C. [18F]Fluorocholine and [18F]Fluoroacetate PET as Imaging Biomarkers to Assess Phosphatidylcholine and Mitochondrial Metabolism in Preclinical Models of TSC and LAM. Clinical Cancer Research 2018, 24: 5925-5938. PMID: 30054282, PMCID: PMC6816044, DOI: 10.1158/1078-0432.ccr-17-3693.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnimalsBiomarkersCholineDisease Models, AnimalFemaleFluoroacetatesHeterograftsHumansImage Processing, Computer-AssistedImmunohistochemistryLipid MetabolismLymphangioleiomyomatosisMaleMiceMice, TransgenicMitochondriaOxygen ConsumptionPhosphatidylcholinesPositron-Emission TomographyRatsTuberous SclerosisConceptsTuberous sclerosis complexMetabolic imaging biomarkersPreclinical modelsImaging biomarkersTSC2-deficient cellsStandardized uptake valueTuberous sclerosis complex manifestationsModels of tuberous sclerosis complexAutosomal dominant disorderPotential clinical interestBenign tumorsOvariectomized miceUptake valueSubcutaneous tumorsPreclinical studiesPulmonary nodulesCystic destructionLymphangioleiomyomatosisDominant disorderProliferative lesionsInactivating mutationsTumorMetabolic reprogrammingNeurocognitive impairmentPET imaging