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
2021
TAD-like single-cell domain structures exist on both active and inactive X chromosomes and persist under epigenetic perturbations
Cheng Y, Liu M, Hu M, Wang S. TAD-like single-cell domain structures exist on both active and inactive X chromosomes and persist under epigenetic perturbations. Genome Biology 2021, 22: 309. PMID: 34749781, PMCID: PMC8574027, DOI: 10.1186/s13059-021-02523-8.Peer-Reviewed Original ResearchConceptsInactive X chromosomeActive X chromosomeMajor epigenetic componentsSingle-cell domainsX chromosomeEpigenetic componentsThree-dimensional genome architectureGlobal epigenetic landscapeFemale human cellsLoop extrusion mechanismSame genomic regionGenome architectureChromatin domainsTAD structureChromatin compactionEpigenetic landscapeTAD boundariesChromatin foldingGenomic regionsChromosome copiesGenomic techniquesEpigenetic perturbationsEpigenetic interactionsDistinct cell linesChromosomes