2022
Expression of the transcription factor PU.1 induces the generation of microglia-like cells in human cortical organoids
Cakir B, Tanaka Y, Kiral FR, Xiang Y, Dagliyan O, Wang J, Lee M, Greaney AM, Yang WS, duBoulay C, Kural MH, Patterson B, Zhong M, Kim J, Bai Y, Min W, Niklason LE, Patra P, Park IH. Expression of the transcription factor PU.1 induces the generation of microglia-like cells in human cortical organoids. Nature Communications 2022, 13: 430. PMID: 35058453, PMCID: PMC8776770, DOI: 10.1038/s41467-022-28043-y.Peer-Reviewed Original ResearchConceptsHuman embryonic stem cellsHuman cortical organoidsTranscription factor PUSingle-cell RNA sequencingMicroglia-like cellsSingle-cell transcriptomicsEmbryonic stem cellsDisease stage IIIRole of microgliaAD-associated genesExpression of genesCortical organoidsNeurodegenerative disordersRNA sequencingMolecular damageIntact complementStem cellsDysfunction of microgliaFunctional microgliaReduced expressionGenesCell clustersExpressionChemokine systemHuman microglia
2019
Engineering of human brain organoids with a functional vascular-like system
Cakir B, Xiang Y, Tanaka Y, Kural MH, Parent M, Kang YJ, Chapeton K, Patterson B, Yuan Y, He CS, Raredon MSB, Dengelegi J, Kim KY, Sun P, Zhong M, Lee S, Patra P, Hyder F, Niklason LE, Lee SH, Yoon YS, Park IH. Engineering of human brain organoids with a functional vascular-like system. Nature Methods 2019, 16: 1169-1175. PMID: 31591580, PMCID: PMC6918722, DOI: 10.1038/s41592-019-0586-5.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood-Brain BarrierBrainCells, CulturedHuman Embryonic Stem CellsHumansMiceOrganoidsSingle-Cell AnalysisTissue EngineeringTranscription FactorsConceptsHuman cortical organoidsBlood-brain barrier characteristicsTrans-endothelial electrical resistanceVasculature-like structuresHuman brain organoidsHuman brain developmentCortical organoidsFunctional maturationPrenatal brainBrain diseasesBrain developmentHuman embryonic stem cellsBlood vesselsBrain organoidsTight junctionsDiseaseStem cellsOrganoidsVariant 2Nutrient transportersNutrient deliveryCellsEndotheliumMicrovasculature
2017
Bisulfite-independent analysis of CpG island methylation enables genome-scale stratification of single cells
Han L, Wu HJ, Zhu H, Kim KY, Marjani SL, Riester M, Euskirchen G, Zi X, Yang J, Han J, Snyder M, Park IH, Irizarry R, Weissman SM, Michor F, Fan R, Pan X. Bisulfite-independent analysis of CpG island methylation enables genome-scale stratification of single cells. Nucleic Acids Research 2017, 45: e77-e77. PMID: 28126923, PMCID: PMC5605247, DOI: 10.1093/nar/gkx026.Peer-Reviewed Original ResearchMeSH KeywordsCell LineCell Line, TumorChromosome MappingCpG IslandsDNA MethylationDNA Restriction EnzymesEpigenesis, GeneticFibroblastsGenetic VariationGenome, HumanHigh-Throughput Nucleotide SequencingHumansInduced Pluripotent Stem CellsK562 CellsLymphocytesPromoter Regions, GeneticSingle-Cell AnalysisConceptsSingle cellsMethylation-sensitive restriction enzyme digestionCpG methylation patternsDNA bisulfite sequencingInduced pluripotent stem cellsSingle-cell levelCpG island methylationPluripotent stem cellsHeterogeneous cell populationsMultiple displacement amplificationEpigenetic heterogeneityMethylation sequencingBisulfite sequencingENCODE dataMethylation patternsMethylation differencesMethylation profilesRestriction enzyme digestionIsland methylationIndividual cellsHematopoietic cellsStem cellsSmall populationSequencingEnzyme digestion
2016
Single cell transcriptomics reveals unanticipated features of early hematopoietic precursors
Yang J, Tanaka Y, Seay M, Li Z, Jin J, Garmire LX, Zhu X, Taylor A, Li W, Euskirchen G, Halene S, Kluger Y, Snyder MP, Park IH, Pan X, Weissman SM. Single cell transcriptomics reveals unanticipated features of early hematopoietic precursors. Nucleic Acids Research 2016, 45: 1281-1296. PMID: 28003475, PMCID: PMC5388401, DOI: 10.1093/nar/gkw1214.Peer-Reviewed Original ResearchConceptsHematopoietic stem cellsPrecursor cellsInduction of anemiaInterferon response genesG2/M phaseEarly precursor cellsHomeostatic cellsStages of differentiationTranscription factorsSurface markersCell cycle progressionLong-term hematopoietic stem cellsSpecific augmentationAnemic miceMarked increaseEarly hematopoietic precursorsHematopoietic precursorsStem cellsCycle progressionM phaseSingle-cell transcriptomicsCellsCell differentiationHematopoietic stressLineage-specific transcription factors
2012
Two methods for full-length RNA sequencing for low quantities of cells and single cells
Pan X, Durrett RE, Zhu H, Tanaka Y, Li Y, Zi X, Marjani SL, Euskirchen G, Ma C, LaMotte RH, Park IH, Snyder MP, Mason CE, Weissman SM. Two methods for full-length RNA sequencing for low quantities of cells and single cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 110: 594-599. PMID: 23267071, PMCID: PMC3545756, DOI: 10.1073/pnas.1217322109.Peer-Reviewed Original ResearchConceptsRNA sequencingSingle cellsFull-length RNA sequencingSingle dorsal root ganglion neuronHigh-throughput sequencingGene expression patternsLower transcript levelsFull-length sequencesRandom oligonucleotide primersTranscript representationAbundant mRNAsK562 erythroleukemic cellsTranscript levelsMRNA sequencingExpression patternsBiological disciplinesErythroleukemic cellsExpression signaturesSequencingOligonucleotide primersFull lengthLow quantitiesDNA amplificationRNAPCR procedure