2023
Improvement in cardiac function and regional LV strain following intramyocardial injection of a theranostic hydrogel early postmyocardial infarction in a porcine model
Avendaño R, Midgett D, Melvinsdottir I, Thorn S, Uman S, Pickell Z, Lee S, Liu Z, Mamarian M, Duncan J, Spinale F, Burdick J, Sinusas A. Improvement in cardiac function and regional LV strain following intramyocardial injection of a theranostic hydrogel early postmyocardial infarction in a porcine model. Journal Of Applied Physiology 2023, 135: 405-420. PMID: 37318987, PMCID: PMC10538987, DOI: 10.1152/japplphysiol.00342.2022.Peer-Reviewed Original ResearchConceptsMyocardial infarctionIntramyocardial deliveryLV hemodynamicsControl groupFunctional indexEarly post-myocardial infarctionSystolic functional indicesMyocardial performance indexAnterolateral myocardial infarctionLeft anterior descendingPressure-volume loop areaLeft ventricular remodelingGlobal LV functionLV functional changesPost-myocardial infarctionSupply/demand ratioRegional LV strainHydrogel groupTei indexEjection fractionHeart failureAnterior descendingCircumflex arteryLV functionAortic pressure
2019
Application of Hybrid Matrix Metalloproteinase-Targeted and Dynamic 201Tl Single-Photon Emission Computed Tomography/Computed Tomography Imaging for Evaluation of Early Post-Myocardial Infarction Remodeling
Thorn SL, Barlow SC, Feher A, Stacy MR, Doviak H, Jacobs J, Zellars K, Renaud JM, Klein R, deKemp RA, Khakoo AY, Lee T, Spinale FG, Sinusas AJ. Application of Hybrid Matrix Metalloproteinase-Targeted and Dynamic 201Tl Single-Photon Emission Computed Tomography/Computed Tomography Imaging for Evaluation of Early Post-Myocardial Infarction Remodeling. Circulation Cardiovascular Imaging 2019, 12: e009055. PMID: 31707811, PMCID: PMC7250243, DOI: 10.1161/circimaging.119.009055.Peer-Reviewed Original ResearchConceptsMyocardial blood flowSingle photon emissionBlood flowRecombinant TIMP-3Matrix metalloproteinasesR injuryTomography/Intracoronary deliveryMMP activationPost-myocardial infarction remodelingSubsequent left ventricular remodelingHybrid single-photon emissionDual-isotope single-photon emissionTomography/Computed Tomography ImagingLeft ventricular remodelingIschemia/reperfusionPost-MI remodelingPost-myocardial infarctionComputed tomography (CT) imagingIntracoronary infusionVentricular functionSaline groupVentricular remodelingNoninvasive evaluationTreatment groups
2007
8.16 Local IGF-1 gene delivery post myocardial infarction affects temporal and regional Alpha-V integrin activation as assessed with radiolabelled RGD peptide
Dobrucki L, Tsutsumi Y, Kalinowski L, Dean J, Sen S, Mendizabal M, Aikawa R, Sinusas A. 8.16 Local IGF-1 gene delivery post myocardial infarction affects temporal and regional Alpha-V integrin activation as assessed with radiolabelled RGD peptide. Journal Of Nuclear Cardiology 2007, 14: s61. DOI: 10.1016/j.nuclcard.2006.12.243.Peer-Reviewed Original ResearchPost-myocardial infarction8.18 Left ventricular dysfunction post myocardial infarction does not alter the biodistribution, or clearance kinetics of a targeted radiotracer for imaging angiogenesis
Weyman C, Dione D, Sahul Z, Dobrucki W, Kalinowski L, Mekkaoui C, Haramis H, Sinusas A. 8.18 Left ventricular dysfunction post myocardial infarction does not alter the biodistribution, or clearance kinetics of a targeted radiotracer for imaging angiogenesis. Journal Of Nuclear Cardiology 2007, 14: s62. DOI: 10.1016/j.nuclcard.2006.12.245.Peer-Reviewed Original ResearchLeft ventricular dysfunction post-myocardial infarctionPost-myocardial infarctionMyocardial infarctionClearance kinetics
2004
Evaluation of myocardial matrix metalloproteinase (MMP) mediated post-MI remodeling with a novel radiolabeled MMP inhibitor
Su H, Spinale F, Dobrucki1 L, Chow C, Sweterlitsch S, Hu X, Bourke B, Cavaliere P, Hua J, Azure M, Edwards D, Sinusas A. Evaluation of myocardial matrix metalloproteinase (MMP) mediated post-MI remodeling with a novel radiolabeled MMP inhibitor. Journal Of Nuclear Cardiology 2004, 11: s20. DOI: 10.1016/j.nuclcard.2004.06.063.Peer-Reviewed Original ResearchMyocardial infarctionPost-MI remodelingPost-myocardial infarctionMMP activationMMP inhibitorsControl groupSitu zymographyMyocardial matrix metalloproteinasesMI regionMin post injectionControl miceMI miceVentricular remodelingPost-MIMI groupMurine modelNew therapiesMatrix metalloproteinaseMMP activityMatrix metalloproteinasesShort-axis slicesMI areaPost injectionMyocardial retentionMice