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
2022
CineCT platform for in vivo and ex vivo measurement of 3D high resolution Lagrangian strains in the left ventricle following myocardial infarction and intramyocardial delivery of theranostic hydrogel
Midgett D, Thorn S, Ahn S, Uman S, Avendano R, Melvinsdottir I, Lysyy T, Kim J, Duncan J, Humphrey J, Papademetris X, Burdick J, Sinusas A. CineCT platform for in vivo and ex vivo measurement of 3D high resolution Lagrangian strains in the left ventricle following myocardial infarction and intramyocardial delivery of theranostic hydrogel. Journal Of Molecular And Cellular Cardiology 2022, 166: 74-90. PMID: 35227737, PMCID: PMC9035115, DOI: 10.1016/j.yjmcc.2022.02.004.Peer-Reviewed Original Research
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
2013
Multimodality Imaging Approach for Serial Assessment of Regional Changes in Lower Extremity Arteriogenesis and Tissue Perfusion in a Porcine Model of Peripheral Arterial Disease
Stacy MR, Yu da Y, Maxfield MW, Jaba IM, Jozwik BP, Zhuang ZW, Lin BA, Hawley CL, Caracciolo CM, Pal P, Tirziu D, Sampath S, Sinusas AJ. Multimodality Imaging Approach for Serial Assessment of Regional Changes in Lower Extremity Arteriogenesis and Tissue Perfusion in a Porcine Model of Peripheral Arterial Disease. Circulation Cardiovascular Imaging 2013, 7: 92-99. PMID: 24170237, PMCID: PMC3929970, DOI: 10.1161/circimaging.113.000884.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArteriesCapillariesCollateral CirculationDisease Models, AnimalLower ExtremityMaleMultimodal ImagingNeovascularization, PhysiologicPerfusion ImagingPeripheral Arterial DiseasePredictive Value of TestsRegional Blood FlowReproducibility of ResultsSwineTomography, Emission-Computed, Single-PhotonTomography, X-Ray ComputedConceptsPeripheral arterial diseaseSPECT/CT imagingArterial diseaseWeeks postocclusionProximal musclesCT imagingCapillary densityTissue perfusionPorcine modelLower extremity perfusionSingle photon emission tomographyFemoral artery occlusionMultimodality Imaging ApproachPhoton emission tomographyGamma countingIschemic calfNonischemic hindlimbsExtremity perfusionArtery occlusionLimb ischemiaMuscle perfusionSerial assessmentSerial changesCT angiographySPECT perfusion
2011
Targeted Imaging of the Spatial and Temporal Variation of Matrix Metalloproteinase Activity in a Porcine Model of Postinfarct Remodeling
Sahul ZH, Mukherjee R, Song J, McAteer J, Stroud RE, Dione DP, Staib L, Papademetris X, Dobrucki LW, Duncan JS, Spinale FG, Sinusas AJ. Targeted Imaging of the Spatial and Temporal Variation of Matrix Metalloproteinase Activity in a Porcine Model of Postinfarct Remodeling. Circulation Cardiovascular Imaging 2011, 4: 381-391. PMID: 21505092, PMCID: PMC3140564, DOI: 10.1161/circimaging.110.961854.Peer-Reviewed Original Research
1994
Intracoronary Ethanol Ablation in Swine:
HAINES D, VEROW A, SINUSAS A, WHAYNE J, DiMARCO J. Intracoronary Ethanol Ablation in Swine:. Journal Of Cardiovascular Electrophysiology 1994, 5: 41-49. PMID: 8186876, DOI: 10.1111/j.1540-8167.1994.tb01113.x.Peer-Reviewed Original ResearchConceptsIntracoronary ethanol ablationVentricular ejection fractionPerfusion bedAblation bedEjection fractionEthanol ablationChemical ablationLeft ventricular ejection fractionCoronary blood supplySignificant ventricular arrhythmiasCircumflex coronary arteryLeft anterior descendingTreatment of arrhythmiasDistribution of necrosisCoronary artery bedArterial pressureMethoxyisobutyl isonitrileSignificant arrhythmiasAnterior descendingIntracoronary infusionVentricular arrhythmiasCoronary arteryCoronary bedCoronary branchesHemodynamic parameters