2019
In Vivo Synaptic Density Imaging with 11C-UCB-J Detects Treatment Effects of Saracatinib in a Mouse Model of Alzheimer Disease
Toyonaga T, Smith LM, Finnema SJ, Gallezot JD, Naganawa M, Bini J, Mulnix T, Cai Z, Ropchan J, Huang Y, Strittmatter SM, Carson RE. In Vivo Synaptic Density Imaging with 11C-UCB-J Detects Treatment Effects of Saracatinib in a Mouse Model of Alzheimer Disease. Journal Of Nuclear Medicine 2019, 60: 1780-1786. PMID: 31101744, PMCID: PMC6894376, DOI: 10.2967/jnumed.118.223867.Peer-Reviewed Original ResearchConceptsAPP/PS1 micePS1 miceAlzheimer's diseaseWT miceSynaptic densityC-UCBDrug washoutTreatment effectsPresenilin 1 (PS1) double transgenic miceHippocampal synaptic densityAPP/PS1Double transgenic miceEnd of treatmentWild-type miceAmyloid precursor proteinEarly Alzheimer's diseaseSignificant differencesSUVR-1New PET tracersMild cognitive impairmentAD miceSynaptic deficitsOral gavageAD treatmentHealthy subjectsMultimodal Positron Emission Tomography Imaging to Quantify Uptake of 89Zr-Labeled Liposomes in the Atherosclerotic Vessel Wall
Lobatto ME, Binderup T, Robson PM, Giesen LFP, Calcagno C, Witjes J, Fay F, Baxter S, Wessel CH, Eldib M, Bini J, Carlin SD, Stroes ESG, Storm G, Kjaer A, Lewis JS, Reiner T, Fayad ZA, Mulder WJM, Pérez-Medina C. Multimodal Positron Emission Tomography Imaging to Quantify Uptake of 89Zr-Labeled Liposomes in the Atherosclerotic Vessel Wall. Bioconjugate Chemistry 2019, 31: 360-368. PMID: 31095372, PMCID: PMC7460274, DOI: 10.1021/acs.bioconjchem.9b00256.Peer-Reviewed Original ResearchConceptsAtherosclerotic vessel wallPositron emission tomographyVascular permeabilityVessel wallEmission tomographyRabbit atherosclerosis modelExperimental treatment optionsPET/magnetic resonance imagingDynamic contrast-enhanced MRIMultimodal positron emission tomographyContrast-enhanced MRIMagnetic resonance imagingDevelopment of nanotherapyNoninvasive imaging approachPET/MRIAtherosclerotic diseaseAtherosclerosis modelTreatment optionsAbdominal aortaIntravenous injectionAtherosclerotic lesionsResonance imagingPET/Treatment evaluationBiodistribution pattern
2018
Reduced cognitive function, increased blood-brain-barrier transport and inflammatory responses, and altered brain metabolites in LDLr -/-and C57BL/6 mice fed a western diet
Rutkowsky JM, Lee LL, Puchowicz M, Golub MS, Befroy DE, Wilson DW, Anderson S, Cline G, Bini J, Borkowski K, Knotts TA, Rutledge JC, . Reduced cognitive function, increased blood-brain-barrier transport and inflammatory responses, and altered brain metabolites in LDLr -/-and C57BL/6 mice fed a western diet. PLOS ONE 2018, 13: e0191909. PMID: 29444171, PMCID: PMC5812615, DOI: 10.1371/journal.pone.0191909.Peer-Reviewed Original ResearchConceptsWestern dietBrain metabolismCognitive functionC57BL/6 miceBarrier transportLow-density lipoprotein receptor-null miceBlood-brain barrier transportLDLR-/- miceReceptor null miceModel of hyperlipidemiaRadial arm water mazeProinflammatory lipid mediatorsIndicator of activationBBB transportInflammatory responseLipid levelsMetabolic assessmentLipid mediatorsWhole mouse brainWater mazeCognitive declineCognitive impairmentMouse brainBrain metabolitesNull miceEvaluation of PET Brain Radioligands for Imaging Pancreatic β-Cell Mass: Potential Utility of 11C-(+)-PHNO
Bini J, Naganawa M, Nabulsi N, Huang Y, Ropchan J, Lim K, Najafzadeh S, Herold KC, Cline GW, Carson RE. Evaluation of PET Brain Radioligands for Imaging Pancreatic β-Cell Mass: Potential Utility of 11C-(+)-PHNO. Journal Of Nuclear Medicine 2018, 59: 1249-1254. PMID: 29371405, PMCID: PMC6071501, DOI: 10.2967/jnumed.117.197285.Peer-Reviewed Original ResearchConceptsT1DM subjectsΒ-cell massHealthy controlsΒ-cellsAbdominal organsType 1 diabetes mellitusC-peptide levelsHealthy control subjectsPancreatic β-cell massDeficient insulin secretionReceptor agonist radioligandPET/CTIslets of LangerhansDynamic PET/CTCommon cellular receptorPancreatic bindingDiabetes mellitusDiabetic subjectsControl subjectsNeurologic tissueC-peptideInsulin secretionMean SUVAgonist radioligandDiabetes therapy
2016
In Vivo PET Imaging of HDL in Multiple Atherosclerosis Models
Pérez-Medina C, Binderup T, Lobatto ME, Tang J, Calcagno C, Giesen L, Wessel CH, Witjes J, Ishino S, Baxter S, Zhao Y, Ramachandran S, Eldib M, Sánchez-Gaytán BL, Robson PM, Bini J, Granada JF, Fish KM, Stroes ES, Duivenvoorden R, Tsimikas S, Lewis JS, Reiner T, Fuster V, Kjær A, Fisher EA, Fayad ZA, Mulder WJ. In Vivo PET Imaging of HDL in Multiple Atherosclerosis Models. JACC Cardiovascular Imaging 2016, 9: 950-961. PMID: 27236528, PMCID: PMC5589956, DOI: 10.1016/j.jcmg.2016.01.020.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortaAortic DiseasesApolipoproteins EAtherosclerosisAutoradiographyDisease Models, AnimalFemaleFlow CytometryLipoproteins, HDLMagnetic Resonance ImagingMaleMice, Inbred C57BLMice, KnockoutMolecular ImagingOptical ImagingPlaque, AtheroscleroticPositron Emission Tomography Computed TomographyPredictive Value of TestsRabbitsRadioisotopesRadiopharmaceuticalsReproducibility of ResultsTissue DistributionZirconiumConceptsHigh-density lipoproteinPositron emission tomographyHDL nanoparticlesPlaque macrophagesPET imagingAtherosclerotic plaque macrophagesRadioactivity uptake valuesIncident cardiovascular eventsCoronary heart diseaseDistinct pharmacokinetic profileStrong independent predictorHDL cholesterol concentrationsReverse cholesterol transportAdvanced atherosclerotic lesionsAccumulation of radioactivityMagnetic resonance imagingVivo PET imagingNoninvasive imaging toolNoninvasive PET imagingCardiovascular eventsIndependent predictorsAtherosclerosis modelHeart diseaseMurine modelAtherosclerotic lesions
2013
Preclinical Evaluation of MR Attenuation Correction Versus CT Attenuation Correction on a Sequential Whole-Body MR/PET Scanner
Bini J, Izquierdo-Garcia D, Mateo J, Machac J, Narula J, Fuster V, Fayad ZA. Preclinical Evaluation of MR Attenuation Correction Versus CT Attenuation Correction on a Sequential Whole-Body MR/PET Scanner. Investigative Radiology 2013, 48: 313-322. PMID: 23296082, PMCID: PMC3638002, DOI: 10.1097/rli.0b013e31827a49ba.Peer-Reviewed Original ResearchConceptsPET scannerPositron emission tomography (PET) systemsEmpirical attenuation coefficientsEmission tomography systemAttenuation correctionPET attenuation correctionCTAC methodsTomography systemPhoton attenuationAnimal bedAttenuation coefficientProton densityDirect informationMR/PET imagesCT attenuation correctionLarge bone structuresSUV maximumCoregistered CT imagesAttenuation mapPET imagesQuantitative PETCorrectionScannerMagnetic resonanceTomographic imagesMonitoring plaque inflammation in atherosclerotic rabbits with an iron oxide (P904) and 18F-FDG using a combined PET/MR scanner
Millon A, Dickson S, Klink A, Izquierdo-Garcia D, Bini J, Lancelot E, Ballet S, Robert P, de Castro J, Corot C, Fayad Z. Monitoring plaque inflammation in atherosclerotic rabbits with an iron oxide (P904) and 18F-FDG using a combined PET/MR scanner. Atherosclerosis 2013, 228: 339-345. PMID: 23582588, PMCID: PMC4128694, DOI: 10.1016/j.atherosclerosis.2013.03.019.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAorta, AbdominalAortic DiseasesAtherosclerosisAtorvastatinContrast MediaDextransDisease Models, AnimalDisease ProgressionFluorodeoxyglucose F18Heptanoic AcidsHydroxymethylglutaryl-CoA Reductase InhibitorsInflammationMagnetic Resonance ImagingMagnetite NanoparticlesPlaque, AtheroscleroticPositron-Emission TomographyPredictive Value of TestsPyrrolesRabbitsRadiographyRadiopharmaceuticalsTime FactorsConceptsFDG-PETPlaque inflammationRegression groupAbdominal aortaAtherosclerotic rabbitsAortic wallMean standard uptake valueStrong FDG uptakeStandard uptake valueContrast-enhanced MRIFDG-PET dataFunctional imaging modalitiesProgression groupBaseline imagingFDG uptakeMR scannerSUVmean valuesUSPIO uptakeAtherosclerotic plaquesMacrophage densityUptake valueEarly changesInflammationRabbit modelDietary changes