2024
Notch signaling regulates UNC5B to suppress endothelial proliferation, migration, junction activity, and retinal plexus branching
Raza Q, Nadeem T, Youn S, Swaminathan B, Gupta A, Sargis T, Du J, Cuervo H, Eichmann A, Ackerman S, Naiche L, Kitajewski J. Notch signaling regulates UNC5B to suppress endothelial proliferation, migration, junction activity, and retinal plexus branching. Scientific Reports 2024, 14: 13603. PMID: 38866944, PMCID: PMC11169293, DOI: 10.1038/s41598-024-64375-z.Peer-Reviewed Original ResearchConceptsNotch signalingEndothelial cell behaviorEndothelial junctionsCell behaviorMultiple endothelial cell typesStabilization of endothelial junctionsNotch activationEndothelial Notch signalingTarget of Notch signalingTranscriptional activation complexEndothelial cell typesPlexus branchesVascular densityEndothelial proliferationBrain endotheliumMouse retinaIn vivo targetingEffector proteinsVascular outgrowthJunction activityNotch proteinsEndothelial cellsExcessive vascularizationDownstream effectorsEndothelial gene expression
2011
Robo4 Maintains Vessel Integrity and Inhibits Angiogenesis by Interacting with UNC5B
Koch AW, Mathivet T, Larrivée B, Tong RK, Kowalski J, Pibouin-Fragner L, Bouvrée K, Stawicki S, Nicholes K, Rathore N, Scales SJ, Luis E, del Toro R, Freitas C, Bréant C, Michaud A, Corvol P, Thomas JL, Wu Y, Peale F, Watts RJ, Tessier-Lavigne M, Bagri A, Eichmann A. Robo4 Maintains Vessel Integrity and Inhibits Angiogenesis by Interacting with UNC5B. Developmental Cell 2011, 20: 33-46. PMID: 21238923, DOI: 10.1016/j.devcel.2010.12.001.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, BlockingBlood VesselsCapillary PermeabilityEnzyme ActivationHumansLigandsMiceModels, BiologicalNeovascularization, PathologicNerve Tissue ProteinsNetrin ReceptorsProtein BindingReceptors, Cell SurfaceReceptors, ImmunologicRetinal VesselsSignal TransductionSrc-Family KinasesSus scrofaVascular Endothelial Growth Factor AConceptsProtein-protein interaction screenVascular endothelial growth factorFunction-blocking monoclonal antibodiesInteraction screenNovel functionGuidance receptorsExtracellular domainNetrin receptorsReceptor familyVessel integrityReceptor interactionInhibits angiogenesisRobo4Unexpected interactionsGrowth factorEndothelial cellsUNC5BVascular integrityEndothelial growth factorAngiogenesisIncreases angiogenesisReceptorsMonoclonal antibodiesIntegrityProtein
2007
The Notch ligand Delta-like 4 negatively regulates endothelial tip cell formation and vessel branching
Suchting S, Freitas C, le Noble F, Benedito R, Bréant C, Duarte A, Eichmann A. The Notch ligand Delta-like 4 negatively regulates endothelial tip cell formation and vessel branching. Proceedings Of The National Academy Of Sciences Of The United States Of America 2007, 104: 3225-3230. PMID: 17296941, PMCID: PMC1805603, DOI: 10.1073/pnas.0611177104.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAmyloid Precursor Protein SecretasesAnimalsCalcium-Binding ProteinsEndothelium, VascularGamma-Aminobutyric AcidImmunohistochemistryIn Situ HybridizationIntracellular Signaling Peptides and ProteinsMembrane ProteinsMiceMice, Mutant StrainsReceptors, Vascular Endothelial Growth FactorRetinal VesselsSignal TransductionTriglyceridesVascular Endothelial Growth Factor AConceptsTip cell formationEndothelial tip cell formationTip cellsNotch ligand DeltaCell formationCell marker genesEndothelial tip cellsVessel branchingLigand DeltaExpression of Dll4Vascular network formationTransmembrane ligandsNotch receptorsMarker genesNegative regulatorAngiogenic sproutingVEGF receptor 2VEGF stimulationFilopodia extensionGamma-secretase inhibitorsGrowth factor VEGFVascular sproutingPharmacological inhibitionDll4Heterozygous deletion