2025
Hypercholesterolemia-induced LXR signaling in smooth muscle cells contributes to vascular lesion remodeling and visceral function
Zhang H, de Urturi D, Fernández-Tussy P, Huang Y, Jovin D, Zhang X, Huang S, Lek M, da Silva Catarino J, Sternak M, Citrin K, Swirski F, Gustafsson J, Greif D, Esplugues E, Biwer L, Suárez Y, Fernández-Hernando C. Hypercholesterolemia-induced LXR signaling in smooth muscle cells contributes to vascular lesion remodeling and visceral function. Proceedings Of The National Academy Of Sciences Of The United States Of America 2025, 122: e2417512122. PMID: 40035761, PMCID: PMC11912459, DOI: 10.1073/pnas.2417512122.Peer-Reviewed Original ResearchConceptsVascular smooth muscle cellsSmooth muscle cellsLiver X receptorLesion remodelingMuscle cellsVascular functionArterial media layerContribution of lipid metabolismPhenotypic switchingRegulate vascular toneMonocyte-derived macrophagesLipid metabolismPhenotypic switching of vascular smooth muscle cellsSwitching of vascular smooth muscle cellsNecrotic core areaRegulate vascular functionFoam cell populationVisceral myopathyBladder remodelingAortic atheromaFibrous cap thicknessRemodeling in vivoLipid malabsorptionVascular toneAbundant cell type
2015
COP9 Signalosome Controls the Degradation of Cytosolic Misfolded Proteins and Protects Against Cardiac Proteotoxicity
Su H, Li J, Zhang H, Ma W, Wei N, Liu J, Wang X. COP9 Signalosome Controls the Degradation of Cytosolic Misfolded Proteins and Protects Against Cardiac Proteotoxicity. Circulation Research 2015, 117: 956-966. PMID: 26383969, PMCID: PMC4636927, DOI: 10.1161/circresaha.115.306783.Peer-Reviewed Original ResearchMeSH Keywordsalpha-Crystallin B ChainAnimalsAnimals, NewbornAutophagyCarrier ProteinsCells, CulturedCOP9 Signalosome ComplexCullin ProteinsCytosolFemaleGenotypeHeart DiseasesHeart VentriclesMaleMice, Inbred C57BLMice, KnockoutMicrotubule-Associated ProteinsMyocytes, CardiacPhenotypeProtein FoldingProteolysisRats, Sprague-DawleyRNA InterferenceSignal TransductionTime FactorsTransfectionUbiquitinationConceptsCullin-RING ligasesCSN8/CSNCOP9 signalosomeMisfolded proteinsProtein aggregatesCardiac proteotoxicitySurrogate misfolded proteinUbiquitin-proteasome systemDeneddylation activityCSN subunitsUbiquitin ligasesG missense mutationTotal ubiquitinated proteinsUbiquitinated proteinsCardiac proteinopathyProtein degradationLigasesUbiquitinationMissense mutationsProteinLC3-IIProteotoxicityReduced levelsCultured cardiomyocytesHypomorphism
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