2023
Female naïve human pluripotent stem cells carry X chromosomes with Xa-like and Xi-like folding conformations
Patterson B, Yang B, Tanaka Y, Kim K, Cakir B, Xiang Y, Kim J, Wang S, Park I. Female naïve human pluripotent stem cells carry X chromosomes with Xa-like and Xi-like folding conformations. Science Advances 2023, 9: eadf2245. PMID: 37540754, PMCID: PMC10403202, DOI: 10.1126/sciadv.adf2245.Peer-Reviewed Original ResearchConceptsNaïve human pluripotent stem cellsHuman pluripotent stem cellsX-chromosome inactivationX chromosomePluripotent stem cellsStem cellsNaïve human embryonic stem cellsX chromosome stateX chromosome statusInactive X chromosomeActive X chromosomeHuman embryonic stem cellsEarly embryonic cellsEmbryonic stem cellsUnique epigenetic regulationChromatin compactionGenomic resolutionEpigenetic regulationChromosome inactivationChromosome stateSomatic cellsEmbryonic cellsChromosomesChromosome statusCells
2020
Generation of Regionally Specified Human Brain Organoids Resembling Thalamus Development
Xiang Y, Cakir B, Park IH. Generation of Regionally Specified Human Brain Organoids Resembling Thalamus Development. STAR Protocols 2020, 1: 100001. PMID: 33103124, PMCID: PMC7580078, DOI: 10.1016/j.xpro.2019.100001.Peer-Reviewed Original Research
2017
New Advances in Human X Chromosome Status from a Developmental and Stem Cell Biology
Patterson B, Tanaka Y, Park IH. New Advances in Human X Chromosome Status from a Developmental and Stem Cell Biology. Tissue Engineering And Regenerative Medicine 2017, 14: 643-652. PMID: 29276809, PMCID: PMC5738034, DOI: 10.1007/s13770-017-0096-4.Peer-Reviewed Original ResearchPluripotent stem cellsX chromosome statusStem cell biologyCell biologyX chromosome dosage compensationStem cellsDosage compensation processX-chromosome regulationChromosome dosage compensationHuman PSCsCell fate determinationActive X chromosomeChromosome statusEmbryonic stem cellsHuman pluripotent stem cellsHuman preimplantation embryosSpecific lincRNAsDosage compensationChromosome architectureChromosome regulationFate determinationImprinting statusEpigenetic dysregulationX chromosomePreimplantation embryosEnhanced Therapeutic and Long-Term Dynamic Vascularization Effects of Human Pluripotent Stem Cell–Derived Endothelial Cells Encapsulated in a Nanomatrix Gel
Lee SJ, Sohn YD, Andukuri A, Kim S, Byun J, Han JW, Park IH, Jun HW, Yoon YS. Enhanced Therapeutic and Long-Term Dynamic Vascularization Effects of Human Pluripotent Stem Cell–Derived Endothelial Cells Encapsulated in a Nanomatrix Gel. Circulation 2017, 136: 1939-1954. PMID: 28972000, PMCID: PMC5685906, DOI: 10.1161/circulationaha.116.026329.Peer-Reviewed Original ResearchConceptsCell survivalHPSC-ECsHuman pluripotent stem cell-derived endothelial cellsEndothelial lineage differentiationGlycogen synthase kinase-3β inhibitorHuman pluripotent stem cellsStem cell-derived endothelial cellsGrowth factorDifferentiation of hPSCsLonger cell survivalEndothelial cellsCell-derived endothelial cellsVessel formationPluripotent stem cell-derived endothelial cellsBetter perfusion recoveryPluripotent stem cellsNanomatrix gelLong-term cell survivalMesodermal lineagesLineage differentiationHuman umbilical vein endothelial cellsUmbilical vein endothelial cellsDifferentiation systemFibroblast growth factorBasic fibroblast growth factorFusion of Regionally Specified hPSC-Derived Organoids Models Human Brain Development and Interneuron Migration
Xiang Y, Tanaka Y, Patterson B, Kang YJ, Govindaiah G, Roselaar N, Cakir B, Kim KY, Lombroso AP, Hwang SM, Zhong M, Stanley EG, Elefanty AG, Naegele JR, Lee SH, Weissman SM, Park IH. Fusion of Regionally Specified hPSC-Derived Organoids Models Human Brain Development and Interneuron Migration. Cell Stem Cell 2017, 21: 383-398.e7. PMID: 28757360, PMCID: PMC5720381, DOI: 10.1016/j.stem.2017.07.007.Peer-Reviewed Original ResearchConceptsHuman brain developmentChromatin accessibility dynamicsTransposase-accessible chromatinHigh-throughput sequencing analysisRegion-specific organoidsHuman pluripotent stem cellsRNA sequencing profilingHuman interneuron migrationPluripotent stem cellsRelated lineagesBrain developmentAccessibility dynamicsBulk assaysInterneuron migrationLineage relationshipsOrganoid techniquesSequencing profilingSequencing analysisFunctional neuronsOrganoid developmentStem cellsCortical organoidsOrganoidsBrain organoidsMGE
2013
Notch-HES1 signaling axis controls hemato-endothelial fate decisions of human embryonic and induced pluripotent stem cells
Lee JB, Werbowetski-Ogilvie TE, Lee JH, McIntyre BA, Schnerch A, Hong SH, Park IH, Daley GQ, Bernstein ID, Bhatia M. Notch-HES1 signaling axis controls hemato-endothelial fate decisions of human embryonic and induced pluripotent stem cells. Blood 2013, 122: 1162-1173. PMID: 23733337, DOI: 10.1182/blood-2012-12-471649.Peer-Reviewed Original ResearchMeSH KeywordsApoptosisBasic Helix-Loop-Helix Transcription FactorsBiomarkersBlotting, WesternCell DifferentiationCell MovementCell ProliferationCells, CulturedDermisEmbryonic Stem CellsEndothelium, VascularFibroblastsFlow CytometryGene Expression ProfilingGene Expression RegulationHematopoiesisHematopoietic Stem CellsHomeodomain ProteinsHumansImmunoenzyme TechniquesInduced Pluripotent Stem CellsOligonucleotide Array Sequence AnalysisReceptor, Notch1Receptors, NotchRNA, Small InterferingSignal TransductionTranscription Factor HES-1ConceptsCell fate decisionsFate decisionsPluripotent stem cellsHematopoietic lineage specificationEarly human hematopoiesisFunction of NotchStem cellsHuman pluripotent stem cellsInduced pluripotent stem cellsRole of NotchEarly human developmentCommitted hematopoietic progenitorsFate specificationLineage specificationCellular processesNotch receptorsNotch signalingHematopoietic lineagesNotch pathwayBipotent precursorsNotch ligandsHuman hematopoiesisHuman embryonicUnappreciated roleToggle switch
2011
Evi-1 Regulates Myelopoiesis and Hematopoietic Stem Cell Development in Zebrafish and Human Pluripotent Stem Cells
Konantz M, Grauer M, Grzywna S, Brugman M, Kanz L, Park I, Daley G, Baum C, Lengerke C. Evi-1 Regulates Myelopoiesis and Hematopoietic Stem Cell Development in Zebrafish and Human Pluripotent Stem Cells. Blood 2011, 118: 1281. DOI: 10.1182/blood.v118.21.1281.1281.Peer-Reviewed Original ResearchHuman pluripotent stem cellsPluripotent stem cellsEvi-1Developmental hematopoiesisZebrafish embryosHematopoietic developmentHematopoietic stem cellsStem cellsPosterior lateral plate mesodermHematopoietic stem cell developmentPosterior blood islandHuman developmental hematopoiesisLateral plate mesodermStem cell developmentPre-mRNA splicingEvi-1 locusDays post fertilizationHematopoietic stem cell proliferationMurine hematopoietic cellsStem cell proliferationExpression of PUEmbryonic myelopoiesisEvi-1 expressionErythroid progenitor cellsPrimitive erythroid progenitor cellsStage-specific signaling through TGFβ family members and WNT regulates patterning and pancreatic specification of human pluripotent stem cells
Nostro M, Sarangi F, Ogawa S, Holtzinger A, Corneo B, Li X, Micallef S, Park I, Basford C, Wheeler M, Daley G, Elefanty A, Stanley E, Keller G. Stage-specific signaling through TGFβ family members and WNT regulates patterning and pancreatic specification of human pluripotent stem cells. Development 2011, 138: 1445-1445. PMCID: PMC3264773, DOI: 10.1242/dev.065904.Peer-Reviewed Original ResearchHuman pluripotent stem cellsPluripotent stem cellsPancreatic specificationStem cellsFamily membersWntSignalingPatterningCellsStage-specific signaling through TGFβ family members and WNT regulates patterning and pancreatic specification of human pluripotent stem cells
Nostro M, Sarangi F, Ogawa S, Holtzinger A, Corneo B, Li X, Micallef S, Park I, Basford C, Wheeler M, Daley G, Elefanty A, Stanley E, Keller G. Stage-specific signaling through TGFβ family members and WNT regulates patterning and pancreatic specification of human pluripotent stem cells. Journal Of Cell Science 2011, 124: e1-e1. DOI: 10.1242/jcs.087957.Peer-Reviewed Original ResearchHuman pluripotent stem cellsPluripotent stem cellsPancreatic specificationStem cellsFamily membersWntSignalingPatterningCellsStage-specific signaling through TGFβ family members and WNT regulates patterning and pancreatic specification of human pluripotent stem cells
Nostro MC, Sarangi F, Ogawa S, Holtzinger A, Corneo B, Li X, Micallef SJ, Park IH, Basford C, Wheeler MB, Daley GQ, Elefanty AG, Stanley EG, Keller G. Stage-specific signaling through TGFβ family members and WNT regulates patterning and pancreatic specification of human pluripotent stem cells. Development 2011, 138: 861-871. PMID: 21270052, PMCID: PMC3035090, DOI: 10.1242/dev.055236.Peer-Reviewed Original ResearchConceptsHuman pluripotent stem cellsPluripotent stem cellsTGFβ family membersStem cellsPancreatic lineage cellsEndoderm fateEndoderm populationEndoderm inductionPancreatic specificationInsulin-expressing cellsBMP inhibitionPancreatic lineagePancreatic fateA SignalingInsulin-producing β-cellsGerm layersCanonical WntDevelopmental stagesActivin A signalingFamily membersLineage cellsWntInsulin expressionCell linesSpecific stages
2010
Directed differentiation of hematopoietic precursors and functional osteoclasts from human ES and iPS cells
Grigoriadis AE, Kennedy M, Bozec A, Brunton F, Stenbeck G, Park IH, Wagner EF, Keller GM. Directed differentiation of hematopoietic precursors and functional osteoclasts from human ES and iPS cells. Blood 2010, 115: 2769-2776. PMID: 20065292, PMCID: PMC2854424, DOI: 10.1182/blood-2009-07-234690.Peer-Reviewed Original ResearchConceptsPluripotent stem cellsInduced pluripotent stem cellsStem cellsPrimitive streak-like populationHuman pluripotent stem cellsHuman cell typesEmbryonic bone developmentEmbryoid bodiesBone-resorbing osteoclastsMacrophage colony-stimulating factorIPS cellsHematopoietic cytokinesCell typesMolecular analysisCathepsin KHuman ESHematopoietic precursorsPrecursor populationAlphavbeta3 integrinBone developmentConfocal microscopyAbsence of RANKLNuclear factor-kappaB ligandDisease mechanismsSerum-free medium
2009
The Zebrafish Homologue of the Murine Ecotropic Viral Integration Site-1 (. Evi-1) gene Regulates Zebrafish Embryonic Blood Development.
Konantz M, Brugman M, Park I, Daley G, Nuesslein-Volhard C, Baum C, Lengerke C. The Zebrafish Homologue of the Murine Ecotropic Viral Integration Site-1 (. Evi-1) gene Regulates Zebrafish Embryonic Blood Development. Blood 2009, 114: 1461. DOI: 10.1182/blood.v114.22.1461.1461.Peer-Reviewed Original ResearchZebrafish embryonic developmentBlood developmentEvi-1Embryonic hematopoiesisEmbryonic developmentPluripotent stem cellsGATA1 expressionHematopoietic developmentPosterior lateral plate mesodermPosterior blood islandWild-type embryosMorpholino-injected embryosLateral plate mesodermPre-mRNA splicingStem cellsSomite stage embryosAdult hematopoietic cellsHuman pluripotent stem cellsReal-time PCR analysisHematopoietic stem cell proliferationHuman blood developmentStem cell proliferationHuman iPS cellsZebrafish homologueErythroid progenitor cells