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
2014
The role of integrin α2 in cell and matrix therapy that improves perfusion, viability and function of infarcted myocardium
Ahmadi A, McNeill B, Vulesevic B, Kordos M, Mesana L, Thorn S, Renaud JM, Manthorp E, Kuraitis D, Toeg H, Mesana TG, Davis DR, Beanlands RS, DaSilva JN, deKemp RA, Ruel M, Suuronen EJ. The role of integrin α2 in cell and matrix therapy that improves perfusion, viability and function of infarcted myocardium. Biomaterials 2014, 35: 4749-4758. PMID: 24631247, DOI: 10.1016/j.biomaterials.2014.02.028.Peer-Reviewed Original ResearchConceptsMatrix therapyMouse myocardial infarction modelMyocardial infarction modelCardiac cell therapySynergistic therapeutic effectTherapeutic effectMyocardial perfusionParacrine propertiesInfarcted myocardiumAngiogenic cellsInfarction modelOverall efficacyTherapyCell therapyAngiogenic potentialCACSΑ5 integrinIntegrin α2EngraftmentIntegrin α5PerfusionCellsIntegrinsCollagen matrixCAC function
2008
Collagen-Based Matrices Improve the Delivery of Transplanted Circulating Progenitor Cells
Zhang Y, Thorn S, DaSilva JN, Lamoureux M, deKemp RA, Beanlands RS, Ruel M, Suuronen EJ. Collagen-Based Matrices Improve the Delivery of Transplanted Circulating Progenitor Cells. Circulation Cardiovascular Imaging 2008, 1: 197-204. PMID: 19808543, DOI: 10.1161/circimaging.108.781120.Peer-Reviewed Original ResearchConceptsPositron emission tomographyIschemic hind limbIschemic hind limb musclesCirculating Progenitor CellsHind limbProgenitor cellsRats 2 weeksFemoral artery ligationNonspecific tissueHind limb musclesMechanism of actionEarly posttransplantationCollagen matrixSmall animal positron emission tomographyArtery ligationMinutes postinjectionProgenitor cell retentionAnimal positron emission tomographyLimb musclesCell therapyHuman CPCsTarget tissuesPosttransplantationTomographyFDG