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 formationMMAB promotes negative feedback control of cholesterol homeostasis
Goedeke L, Canfrán-Duque A, Rotllan N, Chaube B, Thompson BM, Lee RG, Cline GW, McDonald JG, Shulman GI, Lasunción MA, Suárez Y, Fernández-Hernando C. MMAB promotes negative feedback control of cholesterol homeostasis. Nature Communications 2021, 12: 6448. PMID: 34750386, PMCID: PMC8575900, DOI: 10.1038/s41467-021-26787-7.Peer-Reviewed Original ResearchMeSH KeywordsAlkyl and Aryl TransferasesAnimalsCell Line, TumorCholesterolCholesterol, LDLFeedback, PhysiologicalGene Expression ProfilingHeLa CellsHep G2 CellsHomeostasisHumansHydroxymethylglutaryl CoA ReductasesLiverMice, Inbred C57BLMice, KnockoutPromoter Regions, GeneticReceptors, LDLRNA InterferenceSterol Regulatory Element Binding Protein 2ConceptsCholesterol biosynthesisCholesterol homeostasisMouse hepatic cell lineIntegrative genomic strategyIntricate regulatory networkMaster transcriptional regulatorCellular cholesterol levelsHMGCR activityLDL-cholesterol uptakeCholesterol levelsHuman hepatic cellsSterol contentGenomic strategiesTranscriptional regulatorsRegulatory networksIntracellular cholesterol levelsGene expressionUnexpected roleHepatic cell linesBiosynthesisMMABIntracellular levelsCell linesHomeostasisExpression of SREBP2MicroRNA regulation of cholesterol metabolism
Citrin KM, Fernández‐Hernando C, Suárez Y. MicroRNA regulation of cholesterol metabolism. Annals Of The New York Academy Of Sciences 2021, 1495: 55-77. PMID: 33521946, PMCID: PMC8938903, DOI: 10.1111/nyas.14566.Peer-Reviewed Original ResearchConceptsDifferent cell typesCell typesMultiple mRNA targetsCholesterol homeostasisSmall noncoding RNAsMicroRNA activityCholesterol-laden cellsMicroRNA regulationCholesterol metabolismMRNA targetsNoncoding RNAsPosttranscriptional levelGene expressionSpecialized functionsMicroRNAsCurrent knowledgeTarget interactionsHomeostasisMetabolismPathwayExpressionMultiple stagesRNARegulationDistinctive effects
2011
miR-33a/b contribute to the regulation of fatty acid metabolism and insulin signaling
Dávalos A, Goedeke L, Smibert P, Ramírez CM, Warrier NP, Andreo U, Cirera-Salinas D, Rayner K, Suresh U, Pastor-Pareja JC, Esplugues E, Fisher EA, Penalva LO, Moore KJ, Suárez Y, Lai EC, Fernández-Hernando C. miR-33a/b contribute to the regulation of fatty acid metabolism and insulin signaling. Proceedings Of The National Academy Of Sciences Of The United States Of America 2011, 108: 9232-9237. PMID: 21576456, PMCID: PMC3107310, DOI: 10.1073/pnas.1102281108.Peer-Reviewed Original ResearchConceptsFatty acid metabolismFatty acid oxidationMiR-33aInsulin receptor substrate 2Sirtuin 6Acid metabolismInsulin-signaling pathwayIntronic microRNAsSterol regulatory element-binding protein 2Acid oxidationHost genesKey enzymeHepatic cell linesMetabolic syndromeCarnitine palmitoyltransferase 1AMetabolic pathwaysSubstrate 2Cellular imbalanceProtein 2Cholesterol homeostasisGenesCell linesLevels of HDLPathwayMetabolism results
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 metabolismEffluxHaloperidol disrupts lipid rafts and impairs insulin signaling in SH-SY5Y cells
Sánchez-Wandelmer J, Dávalos A, de la Peña G, Cano S, Giera M, Canfrán-Duque A, Bracher F, Martín-Hidalgo A, Fernández-Hernando C, Lasunción M, Busto R. Haloperidol disrupts lipid rafts and impairs insulin signaling in SH-SY5Y cells. Neuroscience 2010, 167: 143-153. PMID: 20123000, DOI: 10.1016/j.neuroscience.2010.01.051.Peer-Reviewed Original ResearchConceptsEffects of haloperidolCholesterol contentLipid raft compositionCholesterol biosynthesisCell cholesterol contentSH-SY5Y cellsNeuroblastoma SH-SY5YHL-60 human cell linesDopamine receptorsMetabolic effectsTherapeutic effectHaloperidolInsulin-Akt signalingImpairs insulinCellular cholesterol homeostasisLipid raftsSH-SY5YFree cholesterolCholesterol homeostasisDependent insulinDrug inhibitionHuman cell linesCell linesPhysiological vehicleInsulin