2024
microRNA-33 controls hunger signaling in hypothalamic AgRP neurons
Price N, Fernández-Tussy P, Varela L, Cardelo M, Shanabrough M, Aryal B, de Cabo R, Suárez Y, Horvath T, Fernández-Hernando C. microRNA-33 controls hunger signaling in hypothalamic AgRP neurons. Nature Communications 2024, 15: 2131. PMID: 38459068, PMCID: PMC10923783, DOI: 10.1038/s41467-024-46427-0.Peer-Reviewed Original ResearchConceptsAgRP neuronsFeeding behaviorFatty acid metabolismNon-coding RNAsMitochondrial biogenesisRegulatory pathwaysTarget genesHypothalamic AgRP neuronsExcessive nutrient intakeCentral regulatorBioenergetic processesAcid metabolismActivation of AgRP neuronsModulate feeding behaviorCentral regulation of feeding behaviorRegulation of feeding behaviorMiR-33Hunger signalsMicroRNA-33Metabolic diseasesAlternative therapeutic approachLoss of miR-33Mouse modelMetabolic dysfunctionRegulation
2021
Loss of hepatic miR-33 improves metabolic homeostasis and liver function without altering body weight or atherosclerosis
Price NL, Zhang X, Fernández-Tussy P, Singh AK, Burnap SA, Rotllan N, Goedeke L, Sun J, Canfrán-Duque A, Aryal B, Mayr M, Suárez Y, Fernández-Hernando C. Loss of hepatic miR-33 improves metabolic homeostasis and liver function without altering body weight or atherosclerosis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2021, 118: e2006478118. PMID: 33495342, PMCID: PMC7865172, DOI: 10.1073/pnas.2006478118.Peer-Reviewed Original ResearchConceptsMiR-33 deficiencyHDL-C levelsMiR-33Body weightAtherosclerotic plaque sizeAtherosclerotic plaque burdenDevelopment of fibrosisCholesterol transport capacityCholesterol transporter ABCA1High-density lipoprotein biogenesisSREBP2 transcription factorKnockout mouse modelConditional knockout mouse modelPlaque burdenCardiometabolic diseasesChow dietLiver functionMetabolic dysfunctionHDL metabolismHyperlipidemic conditionsMouse modelGlucose homeostasisCholesterol effluxLipid metabolismObesity
2020
Uncovering the Specific Functions of miR-33 in Regulation of Feeding and Cardiometabolic Diseases Linked to Aging
Price N, Zhang X, Fernandez-Tussy P, de Cabo R, Fernandez-Hernando C. Uncovering the Specific Functions of miR-33 in Regulation of Feeding and Cardiometabolic Diseases Linked to Aging. Innovation In Aging 2020, 4: 128-128. PMCID: PMC7741365, DOI: 10.1093/geroni/igaa057.421.Peer-Reviewed Original ResearchMiR-33Cardiometabolic diseasesMetabolic dysfunctionHigh fat diet fed miceFat Diet-Fed MiceMetabolic tissuesDiet fed miceDevelopment of obesityMacrophage cholesterol effluxDevelopment of atherosclerosisRegulation of feedingCholesterol transporter ABCA1Unique mouse modelKey metabolic tissuesDifferent metabolic tissuesFeeding behaviorFed miceHeart diseaseInflammatory responseMouse modelRelated health issuesCholesterol effluxKnockout miceDeficient animalsAtherosclerosis
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 modelAtherosclerosisInflammationSpecific 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
2012
Cardiovascular dysregulation of miR‐17‐92 causes a lethal hypertrophic cardiomyopathy and arrhythmogenesis
Danielson LS, Park DS, Rotllan N, Chamorro‐Jorganes A, Guijarro MV, Fernandez‐Hernando C, Fishman GI, Phoon CK, Hernando E. Cardiovascular dysregulation of miR‐17‐92 causes a lethal hypertrophic cardiomyopathy and arrhythmogenesis. The FASEB Journal 2012, 27: 1460-1467. PMID: 23271053, PMCID: PMC3606524, DOI: 10.1096/fj.12-221994.Peer-Reviewed Original ResearchConceptsSmooth muscle tissueHypertrophic cardiomyopathyMiR-17Dose-dependent inductionMuscle tissueCardiovascular dysregulationArrhythmia inducibilityNovel direct targetMicroRNA cluster miR-17Lethal cardiomyopathyPremature mortalityTransgenic heartsMouse modelHeart sizeCluster miR-17CardiomyopathyPrecise mechanismLuciferase assayDirect targetExpression levelsPathological functionsExpression analysisConditional overexpressionTransgenic animalsHeart