2011
Unbiased Identification of Functional Barrier Insulators in Primary Human Erythroid Cells,
Steiner L, Schulz V, Maksimova Y, Seidel N, Bodine D, Gallagher P. Unbiased Identification of Functional Barrier Insulators in Primary Human Erythroid Cells,. Blood 2011, 118: 3385. DOI: 10.1182/blood.v118.21.3385.3385.Peer-Reviewed Original ResearchHuman erythroid cellsPrimary human erythroid cellsPosition-effect variegationInsulator functionErythroid cellsCpG methylationBarrier insulatorsGene promoterCell type-specific gene expressionRepressive histone mark H3K27me3Unbiased identificationParallel sequencingUpstream stimulatory factor proteinsCTCF ChIP-seqMethyl-Binding DomainGenome-wide bindingGenome-wide mapsRole of CTCFCell type-specific mannerGenome-wide scaleHistone mark H3K27me3Chicken erythroid cellsDirection of transcriptionMultiple regulatory proteinsChIP-seq studies
2010
Dynamic CO-Localization of GATA1, NFE2, and EKLF and Changes in Gene Expression During Hematopoiesis
Steiner L, Schulz V, Maksimova Y, Mahajan M, Bodine D, Gallagher P. Dynamic CO-Localization of GATA1, NFE2, and EKLF and Changes in Gene Expression During Hematopoiesis. Blood 2010, 116: 741. DOI: 10.1182/blood.v116.21.741.741.Peer-Reviewed Original ResearchErythroid cellsGene expressionTranscription factorsProximal promoterCell type-specific gene expressionHuman beta-globin gene locusBeta-globin gene locusErythrocyte membrane protein genesErythroid-expressed genesGenome-wide scaleGlobin gene locusDNA-protein interactionsHuman primary erythroid cellsNF-E2Primary erythroid cellsMembrane protein geneSpecific gene expressionCritical regulatory elementsPrimary hematopoietic stemCommon regulatory siteUltrahigh-throughput sequencingLineage choiceChromatin immunoprecipitationCoordinated bindingEKLF
2008
Insulator Elements in Erythrocyte Membrane Genes
Steiner L, Maksimova Y, Lin J, Owen A, Schulz V, Bodine D, Gallagher P. Insulator Elements in Erythrocyte Membrane Genes. Blood 2008, 112: 3584. DOI: 10.1182/blood.v112.11.3584.3584.Peer-Reviewed Original ResearchErythrocyte membrane protein genesPosition-effect variegationMembrane protein geneProtein geneChromatin domainsAnkyrin promoterDNA sequencesErythroid cellsInsulator elementsMapping protein-DNA interactionsHeterochromatin-mediated geneGenome-wide scaleGenomic DNA microarrayBinding of CTCFStage-specific transcriptsEnhancer-blocking functionProtein-DNA interactionsCopy number-dependent expressionTissue-specific expressionProtein gene expressionCTCF occupancyRepetitive DNAInsulator functionSeparate enhancersErythroid promoterChromatin Architecture and Transcription Factor Occupancy of Erythrocyte Membrane Genes Studied by Chromatin Immunoprecipitation on Microarrays (ChIP-chip)
Steiner L, Maksimova Y, Wong C, Schulz V, Gallagher P. Chromatin Architecture and Transcription Factor Occupancy of Erythrocyte Membrane Genes Studied by Chromatin Immunoprecipitation on Microarrays (ChIP-chip). Blood 2008, 112: 2436. DOI: 10.1182/blood.v112.11.2436.2436.Peer-Reviewed Original ResearchErythrocyte membrane protein genesNF-E2 siteMembrane protein geneGATA-1 sitesTranscriptional start siteChromatin architectureTranscription factor bindingPrimary erythroid cellsGATA-1Protein geneChromatin immunoprecipitationTranscription factorsErythroid cellsH3K4me3 enrichmentFlanking DNAFactor bindingDNA sequencesK562 cellsErythroid transcription factor GATA-1Mapping protein-DNA interactionsNon-erythroid cell linesTranscription factor GATA-1Quantitative ChIP analysisTranscription factor occupancyGenome-wide scale