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
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 ResearchConceptsIdiopathic 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
2021
Podocyte Glucocorticoid Receptors Are Essential for Glomerular Endothelial Cell Homeostasis in Diabetes Mellitus
Srivastava SP, Zhou H, Setia O, Dardik A, Fernandez‐Hernando C, Goodwin J. Podocyte Glucocorticoid Receptors Are Essential for Glomerular Endothelial Cell Homeostasis in Diabetes Mellitus. Journal Of The American Heart Association 2021, 10: e019437. PMID: 34308664, PMCID: PMC8475689, DOI: 10.1161/jaha.120.019437.Peer-Reviewed Original ResearchConceptsDiabetic nephropathySegmental fibrosisFatty acid metabolismDiabetes mellitusEndothelial cellsPrimary podocytesReceptor knockout micePathogenesis of proteinuriaAdministration of streptozotocinProfibrotic gene expressionAcid metabolismGlomerular endothelial cellsSmooth muscle actinEndothelial cell homeostasisCarnitine palmitoyltransferase 1AFatty acid oxidationBackground ProteinuriaWorsened fibrosisClinical characteristicsFibrotic featuresGlomerular fibrosisGlomerular homeostasisPatient managementControl littermatesSevere disease
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