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
Hepatocyte-specific suppression of ANGPTL4 improves obesity-associated diabetes and mitigates atherosclerosis in mice
Singh AK, Chaube B, Zhang X, Sun J, Citrin KM, Canfrán-Duque A, Aryal B, Rotllan N, Varela L, Lee RG, Horvath TL, Price N, Suárez Y, Fernandez-Hernando C. Hepatocyte-specific suppression of ANGPTL4 improves obesity-associated diabetes and mitigates atherosclerosis in mice. Journal Of Clinical Investigation 2021, 131 PMID: 34255741, PMCID: PMC8409581, DOI: 10.1172/jci140989.Peer-Reviewed Original ResearchDiet-induced obesityGlucose intoleranceHigh-fat fed conditionsLipoprotein lipaseExcess hepatic lipid accumulationSystemic metabolic dysfunctionRole of ANGPTL4Liver lipid metabolismHepatic lipid accumulationTargeted pharmacologic therapyANGPTL4 gene expressionMetabolic turnover studiesHepatic lipase activityObesity-associated diabetesFatty acidsNovel inhibition strategiesPharmacologic therapyLiver steatosisLiver damageLipoprotein remnantsCholesterol levelsMetabolic dysfunctionHepatic uptakeANGPTL4 deficiencyHL activityLoss 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
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
2018
Genetic Ablation of miR-33 Increases Food Intake, Enhances Adipose Tissue Expansion, and Promotes Obesity and Insulin Resistance
Price NL, Singh AK, Rotllan N, Goedeke L, Wing A, Canfrán-Duque A, Diaz-Ruiz A, Araldi E, Baldán Á, Camporez JP, Suárez Y, Rodeheffer MS, Shulman GI, de Cabo R, Fernández-Hernando C. Genetic Ablation of miR-33 Increases Food Intake, Enhances Adipose Tissue Expansion, and Promotes Obesity and Insulin Resistance. Cell Reports 2018, 22: 2133-2145. PMID: 29466739, PMCID: PMC5860817, DOI: 10.1016/j.celrep.2018.01.074.Peer-Reviewed Original ResearchMeSH KeywordsAdipose TissueAdiposityAnimalsCholesterol, HDLCholesterol, LDLEatingEnzyme ActivationGene DeletionGene Expression RegulationGenetic Predisposition to DiseaseGerm CellsInflammation MediatorsInsulin ResistanceLipid MetabolismLiverMice, Inbred C57BLMicroRNAsModels, BiologicalObesityProtein Kinase C-epsilonSterol Regulatory Element Binding Protein 1ConceptsMiR-33Insulin resistanceFood intakeIncreases food intakeAdipose tissue expansionKey metabolic tissuesWild-type animalsPromotes obesityImpaired lipolysisPair feedingCardiovascular diseaseMetabolic dysfunctionTherapeutic modulationAdipose tissueLipid uptakeMiRNA-based therapiesMetabolic tissuesGenetic ablationTissue expansionMiceObesityTherapyDeleterious effectsDiseasePrevious reports