2023
MKP1 promotes nonalcoholic steatohepatitis by suppressing AMPK activity through LKB1 nuclear retention
Qiu B, Lawan A, Xirouchaki C, Yi J, Robert M, Zhang L, Brown W, Fernández-Hernando C, Yang X, Tiganis T, Bennett A. MKP1 promotes nonalcoholic steatohepatitis by suppressing AMPK activity through LKB1 nuclear retention. Nature Communications 2023, 14: 5405. PMID: 37669951, PMCID: PMC10480499, DOI: 10.1038/s41467-023-41145-5.Peer-Reviewed Original Research
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
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
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 reduction