2021
Human-Induced Pluripotent Stem-Cell-Derived Smooth Muscle Cells Increase Angiogenesis to Treat Hindlimb Ischemia
Gao X, Gao M, Gorecka J, Langford J, Liu J, Luo J, Taniguchi R, Matsubara Y, Liu H, Guo L, Gu Y, Qyang Y, Dardik A. Human-Induced Pluripotent Stem-Cell-Derived Smooth Muscle Cells Increase Angiogenesis to Treat Hindlimb Ischemia. Cells 2021, 10: 792. PMID: 33918299, PMCID: PMC8066461, DOI: 10.3390/cells10040792.Peer-Reviewed Original ResearchConceptsLimb-threatening ischemiaSmooth muscle cellsHindlimb ischemiaFunctional outcomeChronic limb-threatening ischemiaMuscle cellsVascular endothelial growth factor (VEGF) expressionM2-type macrophagesMurine hindlimb ischemia modelNumber of macrophagesGrowth factor expressionLaser Doppler imagingStem cell sourceHindlimb ischemia modelStem cellsConsiderable ethical issuesTranslatable therapyIschemic limbsRenewable stem cell sourcesIschemia modelCapillary densityBlood flowIschemiaNovel treatmentsNude mice
2017
Vascular smooth muscle cells derived from inbred swine induced pluripotent stem cells for vascular tissue engineering
Luo J, Qin L, Kural MH, Schwan J, Li X, Bartulos O, Cong XQ, Ren Y, Gui L, Li G, Ellis MW, Li P, Kotton DN, Dardik A, Pober JS, Tellides G, Rolle M, Campbell S, Hawley RJ, Sachs DH, Niklason LE, Qyang Y. Vascular smooth muscle cells derived from inbred swine induced pluripotent stem cells for vascular tissue engineering. Biomaterials 2017, 147: 116-132. PMID: 28942128, PMCID: PMC5638652, DOI: 10.1016/j.biomaterials.2017.09.019.Peer-Reviewed Original ResearchConceptsVascular smooth muscle cellsSmooth muscle cellsPluripotent stem cellsFunctional vascular smooth muscle cellsMassachusetts General Hospital miniature swineMuscle cellsSelf-assembly approachBiodegradable polyglycolic acid (PGA) scaffoldsPrimary vascular smooth muscle cellsSmooth muscle myosin heavy chainMuscle myosin heavy chainVascular tissue engineeringStem cellsTissue engineeringPolyglycolic acid scaffoldsReprogramming factorsVascular diseaseContractile functionVascular constructsImmunodeficient miceOrgan transplantsMiniature swinePreclinical investigationsGreat potentialMyosin heavy chain
2014
Functional Cardiomyocytes Derived from Isl1 Cardiac Progenitors via Bmp4 Stimulation
Cagavi E, Bartulos O, Suh CY, Sun B, Yue Z, Jiang Z, Yue L, Qyang Y. Functional Cardiomyocytes Derived from Isl1 Cardiac Progenitors via Bmp4 Stimulation. PLOS ONE 2014, 9: e110752. PMID: 25522363, PMCID: PMC4270687, DOI: 10.1371/journal.pone.0110752.Peer-Reviewed Original ResearchConceptsCardiac progenitor cellsCardiac repairProliferative abilityProgenitor cellsCell-based cardiac regenerative therapySignificant therapeutic valueCardiac regenerative therapyAdult cardiac progenitor cellsStem cellsCPC culturesHigh proliferative abilityHeart failureCardiac originCardiac differentiationMyocardial infarctionAnterior heart fieldInduction of Bmp4Leading causePotential treatmentRole of BMP4Therapeutic valueCardiac progenitorsUntreated cardiomyocytesProtein expressionRegenerative therapy
2011
Derivation of functional ventricular cardiomyocytes using endogenous promoter sequence from murine embryonic stem cells
Lee MY, Sun B, Schliffke S, Yue Z, Ye M, Paavola J, Bozkulak EC, Amos PJ, Ren Y, Ju R, Jung YW, Ge X, Yue L, Ehrlich BE, Qyang Y. Derivation of functional ventricular cardiomyocytes using endogenous promoter sequence from murine embryonic stem cells. Stem Cell Research 2011, 8: 49-57. PMID: 22099020, PMCID: PMC3222859, DOI: 10.1016/j.scr.2011.08.004.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAdherens JunctionsAnimalsBacterial ProteinsBase SequenceCadherinsCalciumCell Culture TechniquesCell LineCell SeparationConnexin 43Embryonic Stem CellsFlow CytometryGap JunctionsHeart VentriclesImaging, Three-DimensionalIntegrasesLuminescent ProteinsMiceMyocytes, CardiacMyosin Light ChainsPromoter Regions, GeneticProteinsRNA, UntranslatedConceptsVentricular cardiomyocytesCalcium transientsNeonatal mouse ventricular cardiomyocytesFunctional excitation-contraction couplingCardiac contractile performanceDouble transgenic miceCurrent-clamp recordingsIntracellular calcium transientsExcitation-contraction couplingAction potential characteristicsMouse ventricular cardiomyocytesMyosin light chain 2vFluorescence-activated cell sortingAdrenergic signalingIntracellular calciumContractile performanceClamp recordingsTransgenic miceElectrical stimulationCardiac repairInduction of differentiationIsoproterenol stimulationExpression of YFPMouse linesN-cadherin
1999
Cell-Type-Dependent Activity of the Ubiquitous Transcription Factor USF in Cellular Proliferation and Transcriptional Activation
Qyang Y, Luo X, Lu T, Ismail P, Krylov D, Vinson C, Sawadogo M. Cell-Type-Dependent Activity of the Ubiquitous Transcription Factor USF in Cellular Proliferation and Transcriptional Activation. Molecular And Cellular Biology 1999, 19: 1508-1517. PMID: 9891084, PMCID: PMC116079, DOI: 10.1128/mcb.19.2.1508.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceCell DivisionCell LineDNADNA-Binding ProteinsGene ExpressionGenes, ReporterHeLa CellsHumansImmediate-Early ProteinsModels, BiologicalMolecular Sequence DataRecombinant Fusion ProteinsSubcellular FractionsTrans-ActivatorsTranscription FactorsTranscriptional ActivationTransfectionUpstream Stimulatory FactorsViral Envelope ProteinsConceptsUSF-specific regionDNA-binding activityUSF proteinsSaos-2 cellsTranscriptional activationAutonomous transcriptional activation domainsTranscriptional activityTranscriptional activation domainTranscription factor USFActivity of USFHelix transcription factorCellular proliferationCell linesActivation domainUSF activityUSF functionSaos-2 osteosarcoma cell lineSubcellular localizationTranscription factorsInitiator elementReporter geneMutational analysisTransient cotransfectionFusion proteinOsteosarcoma cell lines