2023
microRNA-33 deficiency in macrophages enhances autophagy, improves mitochondrial homeostasis, and protects against lung fibrosis
Ahangari F, Price N, Malik S, Chioccioli M, Bärnthaler T, Adams T, Kim J, Pradeep S, Ding S, Cosme C, Rose K, McDonough J, Aurelien N, Ibarra G, Omote N, Schupp J, DeIuliis G, Nunez J, Sharma L, Ryu C, Dela Cruz C, Liu X, Prasse A, Rosas I, Bahal R, Fernandez-Hernando C, Kaminski N. microRNA-33 deficiency in macrophages enhances autophagy, improves mitochondrial homeostasis, and protects against lung fibrosis. JCI Insight 2023, 8: e158100. PMID: 36626225, PMCID: PMC9977502, DOI: 10.1172/jci.insight.158100.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAutophagyBleomycinHomeostasisHumansIdiopathic Pulmonary FibrosisMacrophagesMiceMicroRNAsMitochondriaConceptsIdiopathic pulmonary fibrosisPulmonary fibrosisMiR-33MiR-33 levelsSpecific genetic ablationBronchoalveolar lavage cellsNovel therapeutic approachesMitochondrial homeostasisFatty acid metabolismMacrophages protectsBleomycin injuryLavage cellsLung fibrosisHealthy controlsInflammatory responseTherapeutic approachesImmunometabolic responsesCholesterol effluxFibrosisFatal diseasePharmacological inhibitionSterol regulatory element-binding protein (SREBP) genesGenetic ablationMacrophagesEx vivo mouse
2022
Macrophage-Derived 25-Hydroxycholesterol Promotes Vascular Inflammation, Atherogenesis, and Lesion Remodeling
Canfrán-Duque A, Rotllan N, Zhang X, Andrés-Blasco I, Thompson B, Sun J, Price N, Fernández-Fuertes M, Fowler J, Gómez-Coronado D, Sessa W, Giannarelli C, Schneider R, Tellides G, McDonald J, Fernández-Hernando C, Suárez Y. Macrophage-Derived 25-Hydroxycholesterol Promotes Vascular Inflammation, Atherogenesis, and Lesion Remodeling. Circulation 2022, 147: 388-408. PMID: 36416142, PMCID: PMC9892282, DOI: 10.1161/circulationaha.122.059062.Peer-Reviewed Original ResearchConceptsLipid-loaded macrophagesLineage-tracing mouse modelsSREBP transcriptional activityCholesterol biosynthetic intermediatesWestern diet feedingAccessible cholesterolDifferent macrophage populationsTranscriptomic analysisKey immune regulatorsPlasma membraneAtherosclerosis progressionImmune activationTranscriptional activityGene expressionDiet feedingInflammatory responseMouse bone marrowLiver X receptorBiosynthetic intermediatesSterol metabolismApoptosis susceptibilityToll-like receptor 4Proinflammatory gene expressionHuman coronary atherosclerotic lesionsMouse atherosclerotic plaques
2021
Desmosterol suppresses macrophage inflammasome activation and protects against vascular inflammation and atherosclerosis
Zhang X, McDonald JG, Aryal B, Canfrán-Duque A, Goldberg EL, Araldi E, Ding W, Fan Y, Thompson BM, Singh AK, Li Q, Tellides G, Ordovás-Montanes J, García Milian R, Dixit VD, Ikonen E, Suárez Y, Fernández-Hernando C. Desmosterol suppresses macrophage inflammasome activation and protects against vascular inflammation and atherosclerosis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2021, 118: e2107682118. PMID: 34782454, PMCID: PMC8617522, DOI: 10.1073/pnas.2107682118.Peer-Reviewed Original ResearchConceptsCholesterol biosynthetic intermediatesBiosynthetic intermediatesDependent inflammasome activationSingle-cell transcriptomicsMitochondrial reactive oxygen species productionFoam cell formationMacrophage foam cellsReactive oxygen species productionHuman coronary artery lesionsConversion of desmosterolTranscriptomic analysisMacrophage cholesterol metabolismPhysiological contextOxygen species productionLiver X receptor ligandsApoptosis-associated speck-like proteinRetinoid X receptor activationX receptor ligandsInflammasome activationAtherosclerotic plaquesSpeck-like proteinCholesterol homeostasisMacrophage inflammasome activationKey moleculesCell formation
2019
Specific Disruption of Abca1 Targeting Largely Mimics the Effects of miR-33 Knockout on Macrophage Cholesterol Efflux and Atherosclerotic Plaque Development
Price NL, Rotllan N, Zhang X, Canfrán-Duque A, Nottoli T, Suarez Y, Fernández-Hernando C. Specific Disruption of Abca1 Targeting Largely Mimics the Effects of miR-33 Knockout on Macrophage Cholesterol Efflux and Atherosclerotic Plaque Development. Circulation Research 2019, 124: 874-880. PMID: 30707082, PMCID: PMC6417928, DOI: 10.1161/circresaha.118.314415.Peer-Reviewed Original ResearchConceptsMacrophage cholesterol effluxAtherosclerotic plaque formationCholesterol effluxMiR-33Proatherogenic effectsABCA1 expressionBone marrowDeficient animalsPlaque formationMiR-33-deficient miceHigh-fat diet feedingHepatic ABCA1 expressionAtherosclerotic plaque burdenFat diet feedingDevelopment of obesityNovel mouse modelAtherosclerotic plaque developmentFoam cell formationPlaque burdenDeficient miceDiet feedingMetabolic dysfunctionSpecific disruptionMouse modelKnockout mice
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 diseaseLanosterol Modulates TLR4-Mediated Innate Immune Responses in Macrophages
Araldi E, Fernández-Fuertes M, Canfrán-Duque A, Tang W, Cline GW, Madrigal-Matute J, Pober JS, Lasunción MA, Wu D, Fernández-Hernando C, Suárez Y. Lanosterol Modulates TLR4-Mediated Innate Immune Responses in Macrophages. Cell Reports 2017, 19: 2743-2755. PMID: 28658622, PMCID: PMC5553565, DOI: 10.1016/j.celrep.2017.05.093.Peer-Reviewed Original ResearchConceptsToll-like receptor 4Activator of transcriptionCholesterol biosynthetic pathwayTranscriptional repressionBiosynthetic pathwayLanosterol accumulationGene productsSterol intermediatesSignal transducerGene expressionSelective regulatorSTAT2 activationInnate immune responseType I interferonConditional disruptionCritical functionsMembrane fluidityROS productionMacrophage immunityListeria monocytogenes infectionResistance of miceMouse macrophagesInnate immunityI interferonCYP51A1
2016
ANGPTL4 deficiency in haematopoietic cells promotes monocyte expansion and atherosclerosis progression
Aryal B, Rotllan N, Araldi E, Ramírez CM, He S, Chousterman BG, Fenn AM, Wanschel A, Madrigal-Matute J, Warrier N, Martín-Ventura JL, Swirski FK, Suárez Y, Fernández-Hernando C. ANGPTL4 deficiency in haematopoietic cells promotes monocyte expansion and atherosclerosis progression. Nature Communications 2016, 7: 12313. PMID: 27460411, PMCID: PMC4974469, DOI: 10.1038/ncomms12313.Peer-Reviewed Original ResearchMeSH KeywordsAngiopoietin-Like Protein 4AnimalsApoptosisAtherosclerosisBone Marrow TransplantationCell ProliferationCell SurvivalDisease ProgressionFoam CellsHematopoietic Stem CellsHumansInflammationLeukocytosisMacrophagesMaleMiceMice, Inbred C57BLModels, BiologicalMonocytesMyeloid Progenitor CellsPlaque, AtheroscleroticConceptsFoam cell formationMyeloid progenitor cell expansionANGPTL4 deficiencyCell formationMacrophage gene expressionLipid raft contentMyeloid progenitor populationsProgenitor cell expansionUpregulated genesProgenitor populationsGene expressionHaematopoietic cellsCell surfaceMacrophage apoptosisCell expansionCells resultsProtein 4Lipid accumulationCD36 expressionLike protein 4ExpressionProfound effectMacrophagesGenesLarger atherosclerotic plaquesAge‐associated vascular inflammation promotes monocytosis during atherogenesis
Du W, Wong C, Song Y, Shen H, Mori D, Rotllan N, Price N, Dobrian AD, Meng H, Kleinstein SH, Fernandez‐Hernando C, Goldstein DR. Age‐associated vascular inflammation promotes monocytosis during atherogenesis. Aging Cell 2016, 15: 766-777. PMID: 27135421, PMCID: PMC4933655, DOI: 10.1111/acel.12488.Peer-Reviewed Original ResearchMeSH KeywordsAgingAnimalsAortaAtherosclerosisBlood VesselsCell CountChemotaxisCulture Media, ConditionedDiet, High-FatDown-RegulationHematopoiesisHemodynamicsInflammationInflammation MediatorsInsulin ResistanceInterleukin-6LeukocytosisMacrophagesMaleMiceMice, Inbred C57BLMonocytesOligonucleotide Array Sequence AnalysisReceptors, LDLStromal CellsUp-RegulationConceptsHigh-fat dietVascular inflammationMacrophage accumulationAtherosclerotic aortaBone marrow transplant experimentsStromal factorsElevated blood pressureVascular smooth muscle cellsLow-fat dietSmooth muscle cellsBlood pressurePeripheral monocytosisProinflammatory stateInflammatory stateLDL levelsIL-6Insulin resistancePeripheral bloodEnhanced atherogenesisInflammatory responseMetabolic dysfunctionYoung aortasMurine modelProduction of osteopontinCCL-2
2015
Endothelial Glucocorticoid Receptor Suppresses Atherogenesis—Brief Report
Goodwin JE, Zhang X, Rotllan N, Feng Y, Zhou H, Fernández-Hernando C, Yu J, Sessa WC. Endothelial Glucocorticoid Receptor Suppresses Atherogenesis—Brief Report. Arteriosclerosis Thrombosis And Vascular Biology 2015, 35: 779-782. PMID: 25810297, PMCID: PMC4375730, DOI: 10.1161/atvbaha.114.304525.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAortaAortic DiseasesApolipoproteins EAtherosclerosisBody WeightBrachiocephalic TrunkCholesterolDiet, High-FatDisease Models, AnimalEndothelial CellsGenotypeMacrophagesMice, Inbred C57BLMice, KnockoutPhenotypeReceptors, GlucocorticoidSeverity of Illness IndexTime FactorsTriglyceridesConceptsEndothelial glucocorticoid receptorGlucocorticoid receptorHigh-fat diet feedingApoE knockout backgroundSevere atherosclerotic lesionsGroups of micePathogenesis of atherosclerosisAortic sinusTotal cholesterolAtherosclerosis progressionBrachiocephalic arteryControl miceInflammatory milieuTonic inhibitionDiet feedingMacrophage recruitmentAtherosclerotic lesionsBody weightMiceKnockout backgroundReceptorsLesionsAtherosclerosisInflammationArtery
2014
Hematopoietic Akt2 deficiency attenuates the progression of atherosclerosis
Rodlan N, Chamorro‐Jorganes A, Araldi E, Wanschel AC, Aryal B, Aranda JF, Goedeke L, Salerno AG, Ramírez CM, Sessa WC, Suárez Y, Fernández‐Hernando C. Hematopoietic Akt2 deficiency attenuates the progression of atherosclerosis. The FASEB Journal 2014, 29: 597-610. PMID: 25392271, PMCID: PMC4314230, DOI: 10.1096/fj.14-262097.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAtherosclerosisBlood GlucoseBone Marrow CellsBone Marrow TransplantationCell MovementCholesterolCytokinesDisease ProgressionInflammationInsulinLeukocytesLipidsLipoproteins, LDLMacrophagesMaleMiceMice, Inbred C57BLMice, KnockoutMicroscopy, ConfocalMicroscopy, FluorescencePlaque, AtheroscleroticProto-Oncogene Proteins c-aktReceptors, LDLConceptsProgression of atherosclerosisSerine-threonine protein kinaseBone marrow cellsAkt2-deficient miceInsulin-responsive tissuesWild-type bone marrow cellsProtein kinaseMarrow cellsAkt2 deficiencyAkt2Higher plasma lipidsWild-type miceMice resultsProatherogenic cytokinesObese subjectsPlasma lipidsProinflammatory cytokinesInsulin resistanceInflammatory responseGlucose levelsAtherosclerotic plaquesCholesterol metabolismAtherosclerosisMacrophage migrationMarked reductionImproved repair of dermal wounds in mice lacking microRNA‐155
van Solingen C, Araldi E, Chamorro‐Jorganes A, Fernández‐Hernando C, Suárez Y. Improved repair of dermal wounds in mice lacking microRNA‐155. Journal Of Cellular And Molecular Medicine 2014, 18: 1104-1112. PMID: 24636235, PMCID: PMC4112003, DOI: 10.1111/jcmm.12255.Peer-Reviewed Original ResearchConceptsMiR-155Wound tissueWound healingIncreased expressionWound closureImpaired wound repairAnalysis of woundsSkin of miceMiR-155 targetsType 1 collagenWild-type animalsInflammatory mediatorsWT miceWound healing processImmune responseInterleukin-4Healthy skinMicroRNA-155Punch woundsMiceElevated numbersBeneficial effectsWound closingDermal wound healingDermal wounds
2010
MiR-33 Contributes to the Regulation of Cholesterol Homeostasis
Rayner KJ, Suárez Y, Dávalos A, Parathath S, Fitzgerald ML, Tamehiro N, Fisher EA, Moore KJ, Fernández-Hernando C. MiR-33 Contributes to the Regulation of Cholesterol Homeostasis. Science 2010, 328: 1570-1573. PMID: 20466885, PMCID: PMC3114628, DOI: 10.1126/science.1189862.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApolipoprotein A-IATP Binding Cassette Transporter 1ATP Binding Cassette Transporter, Subfamily G, Member 1ATP-Binding Cassette TransportersCarrier ProteinsCell LineCholesterolCholesterol, DietaryDietary FatsGene Expression RegulationHomeostasisHumansHypercholesterolemiaIntracellular Signaling Peptides and ProteinsIntronsLipoproteinsLipoproteins, HDLLiverMacrophagesMacrophages, PeritonealMembrane GlycoproteinsMiceMice, Inbred C57BLMicroRNAsNiemann-Pick C1 ProteinProteinsSterol Regulatory Element Binding Protein 2TransfectionConceptsSterol regulatory element-binding factor-2MiR-33Cellular cholesterol transportCholesterol effluxExpression of genesIntronic microRNAsTranscriptional regulatorsTriphosphate-binding cassette transportersAdenosine triphosphate-binding cassette transportersCellular cholesterol effluxCassette transportersHDL biogenesisHuman cellsCellular levelCholesterol homeostasisABCA1 expressionFactor 2Mouse macrophagesGenesLentiviral deliveryCholesterol transportExpressionABCA1Cholesterol metabolismEfflux
2007
Loss of Akt1 Leads to Severe Atherosclerosis and Occlusive Coronary Artery Disease
Fernández-Hernando C, Ackah E, Yu J, Suárez Y, Murata T, Iwakiri Y, Prendergast J, Miao RQ, Birnbaum MJ, Sessa WC. Loss of Akt1 Leads to Severe Atherosclerosis and Occlusive Coronary Artery Disease. Cell Metabolism 2007, 6: 446-457. PMID: 18054314, PMCID: PMC3621848, DOI: 10.1016/j.cmet.2007.10.007.Peer-Reviewed Original ResearchMeSH KeywordsAcute Coronary SyndromeAnimalsApolipoproteins EApoptosisAtherosclerosisBone Marrow TransplantationCoronary OcclusionDisease Models, AnimalEndothelial CellsFemaleHumansInflammation MediatorsMacrophagesMaleMiceMice, KnockoutNitric Oxide Synthase Type IINitric Oxide Synthase Type IIIProto-Oncogene Proteins c-aktConceptsLoss of Akt1Apolipoprotein E knockout backgroundOcclusive coronary artery diseaseBone marrow transfer experimentsAcute coronary syndromeCoronary artery diseaseLesion expansionCoronary syndromeCoronary atherosclerosisSevere atherosclerosisArtery diseaseInflammatory mediatorsCoronary lesionsVascular protectionVascular originProinflammatory genesENOS phosphorylationCardiovascular systemLesion formationGenetic ablationEndothelial cellsAtherogenesisEnhanced expressionKnockout backgroundVessel wall