2015
PET imaging of a collagen matrix reveals its effective injection and targeted retention in a mouse model of myocardial infarction
Ahmadi A, Thorn SL, Alarcon EI, Kordos M, Padavan DT, Hadizad T, Cron GO, Beanlands RS, DaSilva JN, Ruel M, deKemp RA, Suuronen EJ. PET imaging of a collagen matrix reveals its effective injection and targeted retention in a mouse model of myocardial infarction. Biomaterials 2015, 49: 18-26. PMID: 25725551, DOI: 10.1016/j.biomaterials.2015.01.016.Peer-Reviewed Original ResearchConceptsMyocardial infarctionPositron emission tomographyPET imagingMouse modelNon-invasive PET imagingCardiac regeneration therapyIschemic territoryPET resultsInfarcted myocardiumEmission tomographyCollagen matrixMyocardial injectionEarly retentionPromising modalityRegeneration therapyInfarctionLabeling efficiencyMyocardiumFluorescence imagingImagingBiodistributionInjectionQdot labelingEx
2013
Repeatable Noninvasive Measurement of Mouse Myocardial Glucose Uptake with 18F-FDG: Evaluation of Tracer Kinetics in a Type 1 Diabetes Model
Thorn SL, deKemp RA, Dumouchel T, Klein R, Renaud JM, Wells RG, Gollob MH, Beanlands RS, DaSilva JN. Repeatable Noninvasive Measurement of Mouse Myocardial Glucose Uptake with 18F-FDG: Evaluation of Tracer Kinetics in a Type 1 Diabetes Model. Journal Of Nuclear Medicine 2013, 54: 1637-1644. PMID: 23940301, DOI: 10.2967/jnumed.112.110114.Peer-Reviewed Original ResearchConceptsMyocardial glucose uptakeImage-derived blood input functionAcute insulin treatmentInsulin treatmentBlood activityType 1 diabetic miceType 1 diabetic mouse modelML/min/Glucose uptakeVena cava diameterMyocardial glucose uptake ratesDiabetic mouse modelType 1 diabetesStandardized uptake valueTest-retest repeatabilityAcute insulin stimulationDiabetic miceCoefficient of repeatabilityFDG-PETBland-Altman analysisMyocardial glucoseContrast CTBaseline scanMouse modelTime-activity curvesChronic AMPK activity dysregulation produces myocardial insulin resistance in the human Arg302Gln-PRKAG2 glycogen storage disease mouse model
Thorn SL, Gollob MH, Harper ME, Beanlands RS, deKemp RA, DaSilva JN. Chronic AMPK activity dysregulation produces myocardial insulin resistance in the human Arg302Gln-PRKAG2 glycogen storage disease mouse model. EJNMMI Research 2013, 3: 48. PMID: 23829931, PMCID: PMC3707764, DOI: 10.1186/2191-219x-3-48.Peer-Reviewed Original ResearchMyocardial glucose uptakeCardiac glycogen storesSystolic functionInsulin resistanceAcute insulinMouse modelGlycogen storesDeoxyglucose positron emission tomographyProgressive conduction system diseaseGlucose uptakeSkeletal muscle glucose uptakeExcessive glycogen depositionDisease mouse modelMyocardial insulin resistanceMuscle glucose uptakeConduction system diseaseInsulin receptor expressionPositron emission tomographyPRKAG2 cardiac syndromeFrequent arrhythmiaInsulin stimulationMetabolic therapyReceptor expressionCardiac syndromeSystem diseases