2022
Histone Acetyltransferases p300 and CBP Coordinate Distinct Chromatin Remodeling Programs in Vascular Smooth Muscle Plasticity
Chakraborty R, Ostriker AC, Xie Y, Dave JM, Gamez-Mendez A, Chatterjee P, Abu Y, Valentine J, Lezon-Geyda K, Greif DM, Schulz VP, Gallagher PG, Sessa WC, Hwa J, Martin KA. Histone Acetyltransferases p300 and CBP Coordinate Distinct Chromatin Remodeling Programs in Vascular Smooth Muscle Plasticity. Circulation 2022, 145: 1720-1737. PMID: 35502657, DOI: 10.1161/circulationaha.121.057599.Peer-Reviewed Original ResearchConceptsHistone acetylationContractile genesContractile protein expressionPhenotypic switchingHistone acetyl transferase p300Human intimal hyperplasiaPlatelet-derived growth factor treatmentAcetyl transferase p300Key regulatory mechanismSmooth muscle cell phenotypeP300 expressionP300-dependent acetylationSmooth muscle plasticityDistinct functional interactionsMuscle cell phenotypeProtein expressionIntimal hyperplasiaRole of p300Methylcytosine dioxygenase TET2Chromatin modificationsEpigenetic regulationVSMC phenotypic switchingSpecific histoneCardiovascular diseaseMaster regulator
2004
Sequences Downstream of the Erythroid Promoter Promote High-Level Expression of the Human α-Spectrin Gene by Providing Boundary Activity and Positive Regulatory Elements.
Gallagher P, Nilson D, Lin J, Bodine D. Sequences Downstream of the Erythroid Promoter Promote High-Level Expression of the Human α-Spectrin Gene by Providing Boundary Activity and Positive Regulatory Elements. Blood 2004, 104: 1572. DOI: 10.1182/blood.v104.11.1572.1572.Peer-Reviewed Original ResearchPositive regulatory elementGATA-1 sitesAγ-globin geneRegulatory elementsIntron 1Exon 1Gene expressionLuc activitySplice siteGATA-1 activityErythroid-specific expressionHypersensitive site mappingΒ-globin promoterΑ-spectrin geneK562 cellsTransient transfection assaysMutant exon 1Γ-globin proteinMouse linesHigh-level expressionChromatin modifications