2024
Abstract 129: Hypercholesterolemia-induced Lxr Signaling In Smc Contributes To Atherosclerotic Lesion Remodeling And Regulates Vascular And Visceral Smc Function
Zhang H, Biwer L, Saenz de Urturi D, Fernandez-Tussy P, Jovin D, Huang Y, Zhang X, Esplugues E, Greif D, Suarez Y, Fernandez-Hernando C. Abstract 129: Hypercholesterolemia-induced Lxr Signaling In Smc Contributes To Atherosclerotic Lesion Remodeling And Regulates Vascular And Visceral Smc Function. Arteriosclerosis Thrombosis And Vascular Biology 2024, 44 DOI: 10.1161/atvb.44.suppl_1.129.Peer-Reviewed Original ResearchLiver X receptorTranscription factorsVascular smooth muscle cellsRegulation of lipid metabolismLXR signalingB geneScRNA-seqFate decisionsSignaling eventsSMC functionGene expressionActivation of liver X receptorCell statesLesion remodelingCharacterized miceLipid metabolismLineage tracingPhenotypic switchingX receptorReduced fibrous cap thicknessTranscriptionFeatures of plaque instabilitySmooth muscle cellsLipid absorptionProgression of atherosclerosis
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