2016
Engineered Tissue–Stent Biocomposites as Tracheal Replacements
Zhao L, Sundaram S, Le AV, Huang AH, Zhang J, Hatachi G, Beloiartsev A, Caty MG, Yi T, Leiby K, Gard A, Kural MH, Gui L, Rocco KA, Sivarapatna A, Calle E, Greaney A, Urbani L, Maghsoudlou P, Burns A, DeCoppi P, Niklason LE. Engineered Tissue–Stent Biocomposites as Tracheal Replacements. Tissue Engineering Part A 2016, 22: 1086-1097. PMID: 27520928, PMCID: PMC5312617, DOI: 10.1089/ten.tea.2016.0132.Peer-Reviewed Original ResearchComparative biology of decellularized lung matrix: Implications of species mismatch in regenerative medicine
Balestrini JL, Gard AL, Gerhold KA, Wilcox EC, Liu A, Schwan J, Le AV, Baevova P, Dimitrievska S, Zhao L, Sundaram S, Sun H, Rittié L, Dyal R, Broekelmann TJ, Mecham RP, Schwartz MA, Niklason LE, White ES. Comparative biology of decellularized lung matrix: Implications of species mismatch in regenerative medicine. Biomaterials 2016, 102: 220-230. PMID: 27344365, PMCID: PMC4939101, DOI: 10.1016/j.biomaterials.2016.06.025.Peer-Reviewed Original ResearchConceptsHuman endothelial cellsCell-matrix interactionsLung regenerationEndothelial cellsKey matrix proteinsComparative biologyCell adhesion moleculeMatrix proteinsLung extracellular matrixCell healthExtracellular matrixResidual DNASpecies mismatchRat lung scaffoldsRegenerative medicineAdhesion moleculesLung scaffoldsPrimate tissuesCellsVascular cell adhesion moleculeLung engineeringLung matrixLess expressionPulmonary cellsProfound effectImplantable tissue-engineered blood vessels from human induced pluripotent stem cells
Gui L, Dash BC, Luo J, Qin L, Zhao L, Yamamoto K, Hashimoto T, Wu H, Dardik A, Tellides G, Niklason LE, Qyang Y. Implantable tissue-engineered blood vessels from human induced pluripotent stem cells. Biomaterials 2016, 102: 120-129. PMID: 27336184, PMCID: PMC4939127, DOI: 10.1016/j.biomaterials.2016.06.010.Peer-Reviewed Original ResearchConceptsVascular smooth muscle cellsVascular diseaseBlood vesselsAlpha-smooth muscle actinSmooth muscle myosin heavy chainActive vascular remodelingSmooth muscle cellsMuscle myosin heavy chainTissue-engineered blood vesselsStem cellsAbundant collagenous matrixPluripotent stem cellsInterposition graftAllogeneic graftsVascular remodelingΑ-SMANude ratsMuscle actinMyosin heavy chainClinical useMuscle cellsFunctional vascular smooth muscle cellsPatientsFunctional tissue-engineered blood vesselGraftBiaxial Stretch Improves Elastic Fiber Maturation, Collagen Arrangement, and Mechanical Properties in Engineered Arteries
Huang AH, Balestrini JL, Udelsman BV, Zhou KC, Zhao L, Ferruzzi J, Starcher BC, Levene MJ, Humphrey JD, Niklason LE. Biaxial Stretch Improves Elastic Fiber Maturation, Collagen Arrangement, and Mechanical Properties in Engineered Arteries. Tissue Engineering Part C Methods 2016, 22: 524-533. PMID: 27108525, PMCID: PMC4921901, DOI: 10.1089/ten.tec.2015.0309.Peer-Reviewed Original ResearchConceptsTissue-engineered blood vesselsBiaxial loadingMechanical propertiesMechanical strengthFiber orientationMultiaxial loadingLoading conditionsMechanical integrityBiaxial stretchingCollagen undulationArtificial skinNovel bioreactorMechanical failureMatrix orientationBiaxial stretchLoadingAxial stretchCollagen fiber orientationSuture strengthNative arteriesTissue equivalentsStrengthPropertiesCircumferential stretchMatrix contentSterilization of Lung Matrices by Supercritical Carbon Dioxide
Balestrini JL, Liu A, Gard AL, Huie J, Blatt KM, Schwan J, Zhao L, Broekelmann TJ, Mecham RP, Wilcox EC, Niklason LE. Sterilization of Lung Matrices by Supercritical Carbon Dioxide. Tissue Engineering Part C Methods 2016, 22: 260-269. PMID: 26697757, PMCID: PMC4782026, DOI: 10.1089/ten.tec.2015.0449.Peer-Reviewed Original ResearchConceptsLung matrixEnd-stage pulmonary failureExtracellular matrix depletionMajority of lungSupercritical carbon dioxidePulmonary failureLung tissueAcellular lungsCell engraftmentLungCurrent study resultsLung engineeringMatrix depletionTissueMechanical integrityCarbon dioxideScCO2 treatmentMechanical featuresDecellularized scaffoldTissue architectureSterile bufferSterility assurance levelDecellularized tissuesRegenerative medicine purposes
2014
Influence of pH on Extracellular Matrix Preservation During Lung Decellularization
Tsuchiya T, Balestrini JL, Mendez J, Calle EA, Zhao L, Niklason LE. Influence of pH on Extracellular Matrix Preservation During Lung Decellularization. Tissue Engineering Part C Methods 2014, 20: 1028-1036. PMID: 24735501, PMCID: PMC4241865, DOI: 10.1089/ten.tec.2013.0492.Peer-Reviewed Original ResearchThe Use of Optical Clearing and Multiphoton Microscopy for Investigation of Three-Dimensional Tissue-Engineered Constructs
Calle EA, Vesuna S, Dimitrievska S, Zhou K, Huang A, Zhao L, Niklason LE, Levene MJ. The Use of Optical Clearing and Multiphoton Microscopy for Investigation of Three-Dimensional Tissue-Engineered Constructs. Tissue Engineering Part C Methods 2014, 20: 570-577. PMID: 24251630, PMCID: PMC4074743, DOI: 10.1089/ten.tec.2013.0538.Peer-Reviewed Original ResearchConceptsTissue-engineered blood vesselsThree-dimensional tissue engineeringThree-dimensional tissuesTissue engineeringEngineered ConstructsMicron scaleExtracellular matrix scaffoldsIntact volumesNondestructive imagingMatrix scaffoldsSimple separationVirtual volumeNew methodMicroscopyVessel integrityIsotropic resolutionDigital volumeIndividual collagen fibersSingle planeNondestructive measuresEngineeringStackMethodRegistration algorithmStack of images
2013
Fibroblast engraftment in the decellularized mouse lung occurs via a β1-integrin-dependent, FAK-dependent pathway that is mediated by ERK and opposed by AKT
Sun H, Calle E, Chen X, Mathur A, Zhu Y, Mendez J, Zhao L, Niklason L, Peng X, Peng H, Herzog EL. Fibroblast engraftment in the decellularized mouse lung occurs via a β1-integrin-dependent, FAK-dependent pathway that is mediated by ERK and opposed by AKT. American Journal Of Physiology - Lung Cellular And Molecular Physiology 2013, 306: l463-l475. PMID: 24337923, PMCID: PMC3949086, DOI: 10.1152/ajplung.00100.2013.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, NeutralizingBioartificial OrgansCell AdhesionCell LineCell ProliferationCell SurvivalExtracellular Signal-Regulated MAP KinasesFibroblastsFocal Adhesion Kinase 1Integrin beta1LungMicePhosphorylationProto-Oncogene Proteins c-aktRatsRho-Associated KinasesTissue EngineeringTissue ScaffoldsConceptsExtracellular signal-regulated kinase (ERK) inhibitorSignal-regulated kinase inhibitorKinase inhibitorsERK-dependent mannerFAK-dependent pathwayFocal adhesion kinase (FAK) inhibitorFibroblast cell lineMouse fibroblast cell lineTissue-engineered lungsMinimal cell deathCell survivalCell deathMouse lungAkt inhibitorMouse fibroblastsProteinaceous componentsMammalian lungCell proliferationCell linesNumber of mechanismsAktTime-dependent increaseLung scaffoldsCell numberCell density
2011
Development of Novel Biodegradable Polymer Scaffolds for Vascular Tissue Engineering
Gui L, Zhao L, Spencer RW, Burghouwt A, Taylor MS, Shalaby SW, Niklason LE. Development of Novel Biodegradable Polymer Scaffolds for Vascular Tissue Engineering. Tissue Engineering Part A 2011, 17: 1191-1200. PMID: 21143045, PMCID: PMC3079248, DOI: 10.1089/ten.tea.2010.0508.Peer-Reviewed Original ResearchConceptsTissue engineering approachesTissue-engineered blood vesselsBiodegradable polymer scaffoldsVascular tissue engineeringPolyglycolic acidDegradation profileTissue mechanicsEngineering approachVessel mechanicsPolymers IIIPolymer scaffoldsBiodegradable scaffoldsTissue engineeringPolymeric materialsDegradation characteristicsMatrix-rich tissuesSynthetic polymersPolymer IPolymer IIPolymer fragmentsAqueous conditionsPolymersPotential applicationsSimilar degradation profilesMechanics
2010
Tissue-Engineered Lungs for in Vivo Implantation
Petersen TH, Calle EA, Zhao L, Lee EJ, Gui L, Raredon MB, Gavrilov K, Yi T, Zhuang ZW, Breuer C, Herzog E, Niklason LE. Tissue-Engineered Lungs for in Vivo Implantation. Science 2010, 329: 538-541. PMID: 20576850, PMCID: PMC3640463, DOI: 10.1126/science.1189345.Peer-Reviewed Original ResearchConceptsLung tissueLung matrixAcellular lung matrixNative lung tissueTissue-engineered lungsLung transplantationPrimary therapyAdult lung tissueAdult ratsPulmonary epitheliumVascular endotheliumFunctional lungLung regenerationVascular compartmentLungSeeded endothelial cellsMechanical characteristicsEndothelial cellsVivo implantationRatsEpitheliumTissueCellular componentsExtracellular matrixGas exchangeUtility of Telomerase-pot1 Fusion Protein in Vascular Tissue Engineering
Petersen TH, Hitchcock T, Muto A, Calle EA, Zhao L, Gong Z, Gui L, Dardik A, Bowles DE, Counter CM, Niklason LE. Utility of Telomerase-pot1 Fusion Protein in Vascular Tissue Engineering. Cell Transplantation 2010, 19: 79-87. PMID: 19878625, PMCID: PMC2850951, DOI: 10.3727/096368909x478650.Peer-Reviewed Original ResearchMeSH KeywordsAdenoviridaeAdultAnimalsBioreactorsBlood VesselsCell Culture TechniquesCells, CulturedCellular SenescenceCollagenGenetic VectorsGraft SurvivalHumansMaleMuscle, Smooth, VascularRatsRats, NudeRecombinant Fusion ProteinsShelterin ComplexTelomeraseTelomere-Binding ProteinsTissue EngineeringTransfectionConceptsTransient deliveryVascular tissue engineeringRegenerative medicineTissue engineeringRegenerative medicine applicationsTissue-engineered constructsLentiviral vectorsMedicine applicationsImportant stumbling blockTelomeric repeat amplification protocolElderly human donorsBetter performanceAmplification protocolEngineeringDeliveryTransient reconstitutionDifferentiated cellsAdenoviral deliveryRepeat amplification protocolFusion proteinTransgeneHuman smooth muscle cellsStumbling blockGreater collagen contentProtocol
2007
Interferon-&ggr; Induces Human Vascular Smooth Muscle Cell Proliferation and Intimal Expansion by Phosphatidylinositol 3-Kinase–Dependent Mammalian Target of Rapamycin Raptor Complex 1 Activation
Wang Y, Bai Y, Qin L, Zhang P, Yi T, Teesdale SA, Zhao L, Pober JS, Tellides G. Interferon-&ggr; Induces Human Vascular Smooth Muscle Cell Proliferation and Intimal Expansion by Phosphatidylinositol 3-Kinase–Dependent Mammalian Target of Rapamycin Raptor Complex 1 Activation. Circulation Research 2007, 101: 560-569. PMID: 17656678, DOI: 10.1161/circresaha.107.151068.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdenoviridaeAnimalsAortaCell ProliferationCells, CulturedChromonesCoronary Artery DiseaseCoronary VesselsEnzyme InhibitorsGene Transfer TechniquesGenetic VectorsGraft RejectionHumansHyperplasiaImmunosuppressive AgentsInterferon-gammaMechanistic Target of Rapamycin Complex 1MiceMice, SCIDMorpholinesMultiprotein ComplexesMuscle, Smooth, VascularMyocytes, Smooth MusclePhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPhosphorylationProteinsRegulatory-Associated Protein of mTORRibosomal Protein S6 Kinases, 70-kDaSirolimusTime FactorsTissue Culture TechniquesTOR Serine-Threonine KinasesTranscription FactorsTransplantation, HeterologousTunica IntimaConceptsVascular smooth muscle cellsVascular smooth muscle cell proliferationS6 kinase 1 activationSmooth muscle cellsRibosomal protein S6 kinase 1Mammalian targetProtein S6 kinase 1Muscle cellsS6 kinase 1Smooth muscle cell proliferationMTORC1 inhibitor rapamycinMuscle cell proliferationCell proliferationKinase 1 activationIntimal expansionFurther mechanistic insightsHuman vascular smooth muscle cell proliferationHuman coronary artery graftsKinase 1Species specificityInhibitor rapamycinSerum-free conditionsCell growthCellular proliferationImmunodeficient mouse recipientsAlloimmune-Mediated Vascular Remodeling of Human Coronary Artery Grafts in Immunodeficient Mouse Recipients Is Independent of Preexisting Atherosclerosis
Wang Y, Ahmad U, Yi T, Zhao L, Lorber MI, Pober JS, Tellides G. Alloimmune-Mediated Vascular Remodeling of Human Coronary Artery Grafts in Immunodeficient Mouse Recipients Is Independent of Preexisting Atherosclerosis. Transplantation 2007, 83: 1501-1505. PMID: 17565324, DOI: 10.1097/01.tp.0000264560.51845.67.Peer-Reviewed Original ResearchConceptsImmunodeficient mouse recipientsHuman coronary artery graftsCoronary artery graftsVascular remodelingArtery graftCoronary atherosclerosisMouse recipientsAllogeneic human peripheral blood mononuclear cellsHuman peripheral blood mononuclear cellsPeripheral blood mononuclear cellsBlood mononuclear cellsArterial injuryGraft arteriosclerosisIntimal injuryLuminal lossImmunosuppressive drugsLumen lossMononuclear cellsIntimal thickeningClinical studiesIntimal expansionAtherosclerotic lesionsOrgan donorsChimeric modelAtherosclerosis