2021
Deficiency of histone lysine methyltransferase SETDB2 in hematopoietic cells promotes vascular inflammation and accelerates atherosclerosis
Zhang X, Sun J, Canfrán-Duque A, Aryal B, Tellides G, Chang YJ, Suárez Y, Osborne TF, Fernández-Hernando C. Deficiency of histone lysine methyltransferase SETDB2 in hematopoietic cells promotes vascular inflammation and accelerates atherosclerosis. JCI Insight 2021, 6: e147984. PMID: 34003795, PMCID: PMC8262461, DOI: 10.1172/jci.insight.147984.Peer-Reviewed Original ResearchConceptsHematopoietic cellsHistone methylation/acetylationSingle-cell RNA-seq analysisMethylation/acetylationHistone H3 Lys9RNA-seq analysisProgression of atherosclerosisEpigenetic marksLysine methyltransferasesH3 Lys9Epigenetic modificationsDNA methylationNoncoding RNAsCell regulatorsSETDB2Vascular inflammationAtherosclerotic lesionsAtherosclerotic plaquesMyeloid cell recruitmentGenetic deletionLDLR knockout miceEnhanced expressionHepatic lipid metabolismMurine atherosclerotic lesionsGenes
2019
Caveolin-1 Regulates Atherogenesis by Attenuating Low-Density Lipoprotein Transcytosis and Vascular Inflammation Independently of Endothelial Nitric Oxide Synthase Activation
Ramírez CM, Zhang X, Bandyopadhyay C, Rotllan N, Sugiyama MG, Aryal B, Liu X, He S, Kraehling JR, Ulrich V, Lin CS, Velazquez H, Lasunción MA, Li G, Suárez Y, Tellides G, Swirski FK, Lee WL, Schwartz MA, Sessa WC, Fernández-Hernando C. Caveolin-1 Regulates Atherogenesis by Attenuating Low-Density Lipoprotein Transcytosis and Vascular Inflammation Independently of Endothelial Nitric Oxide Synthase Activation. Circulation 2019, 140: 225-239. PMID: 31154825, PMCID: PMC6778687, DOI: 10.1161/circulationaha.118.038571.Peer-Reviewed Original ResearchConceptsEndothelial nitric oxide synthaseDiet-induced atherosclerosisNO productionVascular inflammationENOS activationEndothelial nitric oxide synthase activationNitric oxide synthase activationAthero-protective functionsLipid metabolic factorsEndothelial cell inflammationNitric oxide synthaseWild-type miceMice Lacking ExpressionProduction of NOExtracellular matrix remodelingInflammatory primingHyperlipidemic miceInflammatory pathwaysAortic archCell inflammationOxide synthaseMetabolic factorsMouse modelAtherosclerosisInflammation
2017
Macrophage deficiency of miR‐21 promotes apoptosis, plaque necrosis, and vascular inflammation during atherogenesis
Canfrán‐Duque A, Rotllan N, Zhang X, Fernández‐Fuertes M, Ramírez‐Hidalgo C, Araldi E, Daimiel L, Busto R, Fernández‐Hernando C, Suárez Y. Macrophage deficiency of miR‐21 promotes apoptosis, plaque necrosis, and vascular inflammation during atherogenesis. EMBO Molecular Medicine 2017, 9: 1244-1262. PMID: 28674080, PMCID: PMC5582411, DOI: 10.15252/emmm.201607492.Peer-Reviewed Original ResearchConceptsER stress-induced apoptosisPost-translational degradationFoam cell formationMiR-21MiR-21 target genesTarget genesJNK signalingPlaque necrosisAbundant miRNAVascular inflammationAccumulation of lipidsHematopoietic cellsMacrophage apoptosisCell formationAberrant expressionMacrophage deficiencyApoptosisCholesterol effluxProgression of atherosclerosisChronic inflammatory diseasePathophysiological processesInflammatory cellsExpressionInflammatory diseasesCardiovascular disease