2023
DOT1L bridges transcription and heterochromatin formation at mammalian pericentromeres
Malla A, Yu H, Farris D, Kadimi S, Lam T, Cox A, Smith Z, Lesch B. DOT1L bridges transcription and heterochromatin formation at mammalian pericentromeres. EMBO Reports 2023, 24: e56492. PMID: 37317657, PMCID: PMC10398668, DOI: 10.15252/embr.202256492.Peer-Reviewed Original ResearchConceptsMouse embryonic stem cellsBurst of transcriptionMajor satellite repeatsLong-term silencingRepetitive DNA elementsEmbryonic stem cellsSatellite transcriptionHeterochromatin stabilityHeterochromatin formationHeterochromatin structureChromatin stateSatellite repeatsGenome stabilityGenome integrityPericentromeric repeatsPericentromeric heterochromatinGenome featuresDNA elementsHistone H3Transcriptional activationHistone methyltransferaseRepetitive elementsDOT1L lossRepeat elementsTranscript production
2020
H3K4me1 Distribution Predicts Transcription State and Poising at Promoters
Bae S, Lesch BJ. H3K4me1 Distribution Predicts Transcription State and Poising at Promoters. Frontiers In Cell And Developmental Biology 2020, 8: 289. PMID: 32432110, PMCID: PMC7214686, DOI: 10.3389/fcell.2020.00289.Peer-Reviewed Original ResearchGerm cellsGene regulatory statesDifferent epigenetic marksTranscription start siteEmbryonic stem cellsMouse germ cellsGene expression levelsTranscription stateChromatin stateEpigenetic memoryEpigenetic stateEpigenetic marksLysine 4Histone H3Somatic cellsDistal enhancerStart siteActive promotersH3K4me1Transcriptional activityPromoter regionH3K4me3Possible rolePromoterCell types
2014
Poised chromatin in the mammalian germ line
Lesch BJ, Page DC. Poised chromatin in the mammalian germ line. Development 2014, 141: 3619-3626. PMID: 25249456, PMCID: PMC4197577, DOI: 10.1242/dev.113027.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsMammalian germ lineGerm cell identityCell identityGerm lineMammalian germ cellsEmbryonic stem cellsChromatin stateEpigenetic inheritanceHistone modificationsRegulatory genesGene activationDNA methylationEpigenetic featuresChromatinGerm cellsStem cellsSomatic developmentGenesPromoterFetal stageTotipotencyCellsMeiosisGametogenesisRepression
2013
A set of genes critical to development is epigenetically poised in mouse germ cells from fetal stages through completion of meiosis
Lesch BJ, Dokshin GA, Young RA, McCarrey JR, Page DC. A set of genes critical to development is epigenetically poised in mouse germ cells from fetal stages through completion of meiosis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 16061-16066. PMID: 24043772, PMCID: PMC3791702, DOI: 10.1073/pnas.1315204110.Peer-Reviewed Original ResearchConceptsSet of genesGerm cellsPostmeiotic male germ cellsGerm line nucleiSexual differentiationRNA-seq analysisFemale germ cellsSubset of genesEmbryonic stem cellsMale germ cellsRegulators of differentiationEnd of meiosisCompletion of meiosisMouse germ cellsTotipotent zygoteDifferentiated gametesMulticellular organismsGamete precursorsDevelopmental genesChIP-seqGerm lineGamete unionExtraembryonic tissuesMeiotic initiationPostmeiotic cellsThe Ligand Binding Domain of GCNF Is Not Required for Repression of Pluripotency Genes in Mouse Fetal Ovarian Germ Cells
Okumura LM, Lesch BJ, Page DC. The Ligand Binding Domain of GCNF Is Not Required for Repression of Pluripotency Genes in Mouse Fetal Ovarian Germ Cells. PLOS ONE 2013, 8: e66062. PMID: 23762465, PMCID: PMC3676325, DOI: 10.1371/journal.pone.0066062.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsDown-RegulationExonsFemaleFetusGene Expression Regulation, DevelopmentalGene TargetingGerm CellsHomeodomain ProteinsLigandsMeiosisMiceMice, Inbred C57BLMice, Mutant StrainsMutationNanog Homeobox ProteinNuclear Receptor Subfamily 6, Group A, Member 1Octamer Transcription Factor-3OogenesisOvaryPhenotypePluripotent Stem CellsProtein BindingProtein Structure, TertiarySequence DeletionStructure-Activity RelationshipConceptsFetal ovarian germ cellsOvarian germ cellsPluripotency genesSomatic cellsGerm cellsSilencing of Oct4Initiation of meiosisEmbryonic stem cellsLigand binding domainsGCNF geneEmbryonic day 14.5Tamoxifen-inducible CreDifferent developmental timepointsBinding domainsDifferentiated stateGCNFDevelopmental timepointsNanogGenesConditional ablationStem cellsDay 14.5CellsExpressionE8.0