Zhen Xu
Associate Research Scientist, Surgery (Cardiac)Cards
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Research
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2025
Advanced tissue-engineered pulsatile conduit using human induced pluripotent stem cell-derived cardiomyocytes
Luo H, Anderson C, Li X, Lu Y, Hoareau M, Xing Q, Fooladi S, Liu Y, Xu Z, Park J, Fallon M, Thomas J, Gruber P, Elder R, Mak M, Riaz M, Campbell S, Qyang Y. Advanced tissue-engineered pulsatile conduit using human induced pluripotent stem cell-derived cardiomyocytes. Acta Biomaterialia 2025 PMID: 40582540, PMCID: PMC12338880, DOI: 10.1016/j.actbio.2025.06.055.Peer-Reviewed Original ResearchSingle ventricle congenital heart defectsHuman induced pluripotent stem cell-derived cardiomyocytesPluripotent stem cell-derived cardiomyocytesStem cell-derived cardiomyocytesCell-derived cardiomyocytesCongenital heart defectsHuman umbilical arteryUmbilical arteryHeart defectsPulmonary circulationDecellularized human umbilical arteriesHeart tissueLife-threatening defectsLife-threatening disorderLong-term complicationsEngineered Heart TissueFontan surgeryFunctioning ventriclePrompt treatmentHeart failureSpontaneous beatingPump functionImprove outcomesPressure generationConventional treatmentGeneration of Orthogonal Gradients of the Matrix Stiffness and Chemotactic Cues in a Suspended Array of Hydrogel to Study hMSCs Migration
Xu Z, Ponek A, Thomas J, Qyang Y. Generation of Orthogonal Gradients of the Matrix Stiffness and Chemotactic Cues in a Suspended Array of Hydrogel to Study hMSCs Migration. ACS Sensors 2025, 10: 1722-1728. PMID: 40021359, PMCID: PMC12313305, DOI: 10.1021/acssensors.4c02793.Peer-Reviewed Original ResearchConceptsMatrix stiffnessChemotactic cuesHuman mesenchymal stem cellsHydrogel cylindersCell migrationDevice working principleMigration of human mesenchymal stem cellsFactor 1 alphaCellular contextOrthogonal gradientsReplica moldingGlass substratesCell migration studiesDevice fabricationWorking principleMicrofluidic devicesIn vitro assaysHydrogelsStiffnessCell typesSuspended arrayMesenchymal stem cellsConcentration gradientPoly(dimethylsiloxaneCylinder
2024
Vascular endothelial cells derived from transgene-free pig induced pluripotent stem cells for vascular tissue engineering
Batty L, Park J, Qin L, Riaz M, Lin Y, Xu Z, Gao X, Li X, Lopez C, Zhang W, Hoareau M, Fallon M, Huang Y, Luo H, Luo J, Ménoret S, Li P, Jiang Z, Smith P, Sachs D, Tellides G, Anegon I, Pober J, Liu P, Qyang Y. Vascular endothelial cells derived from transgene-free pig induced pluripotent stem cells for vascular tissue engineering. Acta Biomaterialia 2024, 193: 171-184. PMID: 39681154, PMCID: PMC12212065, DOI: 10.1016/j.actbio.2024.12.033.Peer-Reviewed Original ResearchInduced pluripotent stem cellsVascular tissue engineeringPig induced pluripotent stem cellsPluripotent stem cellsEndothelial cellsLarge animal modelStem cellsAnimal modelsTissue engineeringInferior vena cava graftHuman induced pluripotent stem cellsEffective differentiation protocolsPreclinical large animal modelExpression of endothelial markersCell-based therapiesExtensive preclinical testingPig endothelial cellsFunctional endothelial cellsIn vivo functional studiesTreatment of cardiovascular diseasesVascular endothelial cellsTissue engineering therapiesTransplant therapeuticsEfficacy of tissueImmunodeficient rats
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