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 modelAtherosclerosisInflammation
2011
Src and Caveolin-1 Reciprocally Regulate Metastasis via a Common Downstream Signaling Pathway in Bladder Cancer
Thomas S, Overdevest JB, Nitz MD, Williams PD, Owens CR, Sanchez-Carbayo M, Frierson HF, Schwartz MA, Theodorescu D. Src and Caveolin-1 Reciprocally Regulate Metastasis via a Common Downstream Signaling Pathway in Bladder Cancer. Cancer Research 2011, 71: 832-841. PMID: 21148751, PMCID: PMC4306590, DOI: 10.1158/0008-5472.can-10-0730.Peer-Reviewed Original ResearchConceptsActin stress fibersCav-1Active SrcStress fibersPhosphorylation of p190RhoGAPSrc protein levelsDownstream Signaling PathwaysCaveolin-1 expressionActivity of RhoACav-1 overexpressionTail vein inoculationRegulates MetastasisBladder cancerCommon downstreamHuman bladder cancer cellsPhosphorylated formSignaling pathwaysSrc levelsCell migrationBiochemical studiesLung metastasesMetastasis developmentSrc expressionBladder cancer cellsSrc
2009
RalA-Exocyst Complex Regulates Integrin-Dependent Membrane Raft Exocytosis and Growth Signaling
Balasubramanian N, Meier JA, Scott DW, Norambuena A, White MA, Schwartz MA. RalA-Exocyst Complex Regulates Integrin-Dependent Membrane Raft Exocytosis and Growth Signaling. Current Biology 2009, 20: 75-79. PMID: 20005108, PMCID: PMC2822103, DOI: 10.1016/j.cub.2009.11.016.Peer-Reviewed Original ResearchConceptsPlasma membraneRecycling endosomesGrowth signalingActivation of Arf6Small GTPase RalACaveolin-dependent internalizationLipid raft microdomainsAnchorage-independent growthEffects of integrinsExocyst complexActive RalARaft microdomainsMembrane raftsRaft markersIntegrin signalingPancreatic cancer cellsRalAAnchorage dependenceAnchorage independenceCell growthSignalingCell detachmentCancer cellsEndosomesExocytosis
2006
Integrin-mediated adhesion regulates membrane order
Gaus K, Le Lay S, Balasubramanian N, Schwartz MA. Integrin-mediated adhesion regulates membrane order. Journal Of Cell Biology 2006, 174: 725-734. PMID: 16943184, PMCID: PMC2064315, DOI: 10.1083/jcb.200603034.Peer-Reviewed Original ResearchConceptsFocal adhesionsMembrane orderCholesterol-dependent domainsSpecific protein complexesLipid raft propertiesIntegrin-mediated adhesionFluorescent probe LaurdanProtein complexesRaft componentsDetachment of cellsRaft propertiesCell adhesionCell membraneSubunit BProbe LaurdanCaveolinCaveolaeAdhesionDomainImportant consequencesTyr14Caveolin1PhosphorylationTraffickingTwo-photon microscopy
2005
Phospho-caveolin-1 mediates integrin-regulated membrane domain internalization
del Pozo MA, Balasubramanian N, Alderson NB, Kiosses WB, Grande-García A, Anderson RG, Schwartz MA. Phospho-caveolin-1 mediates integrin-regulated membrane domain internalization. Nature Cell Biology 2005, 7: 901-908. PMID: 16113676, PMCID: PMC1351395, DOI: 10.1038/ncb1293.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCaveolaeCaveolin 1CaveolinsCell AdhesionCell ProliferationDynamin IIEndocytosisExtracellular MatrixExtracellular Signal-Regulated MAP KinasesFocal AdhesionsIntegrinsMembrane MicrodomainsMiceMice, KnockoutMicroscopy, Electron, TransmissionNeoplasm InvasivenessNeoplasmsNIH 3T3 CellsPhosphatidylinositol 3-KinasesPhosphorylationRac GTP-Binding ProteinsConceptsCaveolin-1Cholesterol-enriched membrane microdomainsPhosphatidylinositol-3-OH kinaseCell detachmentNovel molecular mechanismCholesterol-rich domainsInhibition of ERKMembrane microdomainsFocal adhesionsDynamin 2Plasma membraneMolecular mechanismsTumor suppressionTyr-14Multiple pathwaysNormal cellsInternalizationERKRacPathwayCaveolaeKinasePhosphorylationAdhesionMicrodomains