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
Mutation of a barrier insulator in the human ankyrin-1 gene is associated with hereditary spherocytosis
Gallagher PG, Steiner LA, Liem RI, Owen AN, Cline AP, Seidel NE, Garrett LJ, Bodine DM. Mutation of a barrier insulator in the human ankyrin-1 gene is associated with hereditary spherocytosis. Journal Of Clinical Investigation 2010, 120: 4453-4465. PMID: 21099109, PMCID: PMC2993586, DOI: 10.1172/jci42240.Peer-Reviewed Original ResearchConceptsAnkyrin-1 geneBarrier insulatorsTransgenic miceUpstream regionErythroid promoterChromatin configurationGene promoterErythroid cellsHereditary spherocytosisPotential pathogenetic mechanismsHuman ankyrin-1 geneHuman erythroid cell lineBarrier-associated proteinsErythroid cell linesPathogenetic mechanismsCommon causeUniform expressionNucleotide substitutionsRegion upstreamPromoter actsHuman diseasesPromoterCell linesPrimary cellsGenesA Common Regulatory Signature Associated with Barrier Insulators in Human Primary Erythroid Cells
Steiner L, Maksimova Y, Schulz V, Gallagher P. A Common Regulatory Signature Associated with Barrier Insulators in Human Primary Erythroid Cells. Blood 2010, 116: 3868. DOI: 10.1182/blood.v116.21.3868.3868.Peer-Reviewed Original ResearchGenome-wide mapsPrimary erythroid cellsErythroid cellsProximal promoterChromatin domainsBarrier insulatorsChIP-seqRegulatory signaturesMammalian cellsGene promoterEnhancer-blocking insulator activityTissue-specific gene expressionUpstream stimulatory factor proteinsHeterochromatin-mediated geneGenome-wide occupancyRole of CTCFRecruitment of enzymesΒ-globin locusHistone methyltransferase activityHuman primary erythroid cellsSpecific transcription factorsChicken β-globin locusProximal promoter regionProtein CTCFChromatin boundaries