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
2008
Local and Distant Elements Regulate Tissue-Specific Expression of ANK-1 Gene Transcripts
Owen A, Laflamme K, Pilon A, Garrett L, Gallagher P, Bodine D. Local and Distant Elements Regulate Tissue-Specific Expression of ANK-1 Gene Transcripts. Blood 2008, 112: 2432. DOI: 10.1182/blood.v112.11.2432.2432.Peer-Reviewed Original ResearchNon-erythroid cellsHypersensitive sitesTransient transfection assaysConsensus sequenceChromatin loopsGATA-1NF-E2Promoter sequencesKb regionHistone acetylationErythroid transcription factor NF-E2Transfection assaysFirst exonDNase IErythroid cellsDevelopmental stage-specific patternsLocal chromatin architectureProtein-coding genesChromatin conformation captureANK-1 geneRNA Pol IITranscription initiation complexErythroid K562 cellsDNase hypersensitive sitesGATA-1 binding