2023
Connexin 43-mediated neurovascular interactions regulate neurogenesis in the adult brain subventricular zone
Genet N, Genet G, Chavkin N, Paila U, Fang J, Vasavada H, Goldberg J, Acharya B, Bhatt N, Baker K, McDonnell S, Huba M, Sankaranarayanan D, Ma G, Eichmann A, Thomas J, Ffrench-Constant C, Hirschi K. Connexin 43-mediated neurovascular interactions regulate neurogenesis in the adult brain subventricular zone. Cell Reports 2023, 42: 112371. PMID: 37043357, PMCID: PMC10564973, DOI: 10.1016/j.celrep.2023.112371.Peer-Reviewed Original ResearchConceptsSubventricular zoneEndothelial cellsNSC proliferationNSC quiescenceAdult brain subventricular zoneBlood-brain barrierBrain subventricular zoneStem cell therapyNeural stem cell nicheNeurovascular interactionsNeuroblast generationAdult brainSingle-cell RNA sequencingNeurodegenerative disordersChannel-independent mannerCell therapySVZ-NSCsConnexin 43Expression of genesERK activationNSC regulationNSC behaviorRNA sequencingCx43Proliferation
2019
Minimally Invasive Delivery of Microbeads with Encapsulated, Viable and Quiescent Neural Stem Cells to the Adult Subventricular Zone
Matta R, Lee S, Genet N, Hirschi KK, Thomas JL, Gonzalez AL. Minimally Invasive Delivery of Microbeads with Encapsulated, Viable and Quiescent Neural Stem Cells to the Adult Subventricular Zone. Scientific Reports 2019, 9: 17798. PMID: 31780709, PMCID: PMC6882840, DOI: 10.1038/s41598-019-54167-1.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell DifferentiationCell EncapsulationCell LineCell ProliferationCell SurvivalEndothelial CellsLateral VentriclesMaleMatrix MetalloproteinasesMiceMice, Inbred C57BLMicrospheresNeural Stem CellsNeuronsPolyethylene GlycolsRecovery of FunctionStem Cell NicheStem Cell TransplantationConceptsEndothelial cellsSubventricular zoneNSC quiescenceNon-injury modelQuiescent neural stem cellsAdult subventricular zoneNeuronal stem cellsStem cellsNeural stem cellsFunctional recoveryNeurological injuryInflammatory responseNeural stem cell maintenanceNSC deliveryNeural tissue repairNeurological diseasesMouse brainCell therapyNSC viabilityBrainTissue repairInjuryCo-encapsulated cellsSurvivalDeliveryEndophilin-A2 dependent VEGFR2 endocytosis promotes sprouting angiogenesis
Genet G, Boyé K, Mathivet T, Ola R, Zhang F, Dubrac A, Li J, Genet N, Henrique Geraldo L, Benedetti L, Künzel S, Pibouin-Fragner L, Thomas JL, Eichmann A. Endophilin-A2 dependent VEGFR2 endocytosis promotes sprouting angiogenesis. Nature Communications 2019, 10: 2350. PMID: 31138815, PMCID: PMC6538628, DOI: 10.1038/s41467-019-10359-x.Peer-Reviewed Original ResearchMeSH KeywordsAcyltransferasesAnimalsCell MovementCell PolarityCell ProliferationCell SurvivalEndocytosisEndothelial CellsIntercellular Signaling Peptides and ProteinsMAP Kinase Signaling SystemMiceMice, KnockoutNeovascularization, PhysiologicNerve Tissue ProteinsP21-Activated KinasesReceptors, ImmunologicRetinal VesselsVascular Endothelial Growth Factor Receptor-2ConceptsEndophilin A2Endothelial cell migrationSprouting angiogenesisCell migrationFront-rear polarityBAR domain proteinsFront-rear polarizationClathrin-independent internalizationSpecific endocytic pathwaysVEGFR2 endocytosisEndocytic pathwayAngiogenesis defectsEffector PAKTip cellsSlit-RoboActivation of VEGFR2Downstream activationVEGFR2 internalizationCell behaviorPathological angiogenesisCritical mediatorEndocytosisPathological conditions
2015
Targeting NCK-Mediated Endothelial Cell Front-Rear Polarity Inhibits Neovascularization
Dubrac A, Genet G, Ola R, Zhang F, Pibouin-Fragner L, Han J, Zhang J, Thomas JL, Chedotal A, Schwartz MA, Eichmann A. Targeting NCK-Mediated Endothelial Cell Front-Rear Polarity Inhibits Neovascularization. Circulation 2015, 133: 409-421. PMID: 26659946, PMCID: PMC4729599, DOI: 10.1161/circulationaha.115.017537.Peer-Reviewed Original ResearchConceptsFront-rear polaritySprouting angiogenesisSignal integration mechanismImportant drug targetsNck adaptorsCytoskeletal dynamicsEndothelial cell migrationEmbryonic developmentAngiogenesis defectsPAK2 activationVessel sproutsNumber of diseasesBlood vessel growthDrug targetsCell migrationPostnatal retinaAngiogenic growthNckNck1AdaptorVessel growthKey processesEndothelial cellsPathological ocular neovascularizationInhibits neovascularization
2014
Tumor and Endothelial Cell Hybrids Participate in Glioblastoma Vasculature
Hallani S, Colin C, Houfi Y, Idbaih A, Boisselier B, Marie Y, Ravassard P, Labussière M, Mokhtari K, Thomas JL, Delattre JY, Eichmann A, Sanson M. Tumor and Endothelial Cell Hybrids Participate in Glioblastoma Vasculature. BioMed Research International 2014, 2014: 827327. PMID: 24868550, PMCID: PMC4017715, DOI: 10.1155/2014/827327.Peer-Reviewed Original ResearchAntigens, CDBrain NeoplasmsCadherinsCell DifferentiationCell ProliferationCoculture TechniquesEndoglinEndothelial CellsErbB ReceptorsGene Expression Regulation, NeoplasticGlioblastomaGreen Fluorescent ProteinsHuman Umbilical Vein Endothelial CellsHumansIn Situ Hybridization, FluorescenceLentivirusMicrocirculationNeoplasmsNeovascularization, PathologicPhenotypePlatelet Endothelial Cell Adhesion Molecule-1Receptors, Cell Surface
2013
Interactions between VEGFR and Notch signaling pathways in endothelial and neural cells
Thomas JL, Baker K, Han J, Calvo C, Nurmi H, Eichmann AC, Alitalo K. Interactions between VEGFR and Notch signaling pathways in endothelial and neural cells. Cellular And Molecular Life Sciences 2013, 70: 1779-1792. PMID: 23479133, PMCID: PMC3648205, DOI: 10.1007/s00018-013-1312-6.Peer-Reviewed Original ResearchConceptsCell fate decisionsDifferent cell contextsTyrosine kinase VEGF receptorsExtracellular matrix moleculesCell interaction mechanismsMetazoan speciesFate decisionsGrowth factorCanonical NotchVascular endothelial growth factorNotch receptorsCell contextEnvironmental cuesDynamic regulationMolecular relationshipsKey regulatorNotch pathwayMatrix moleculesNeural cellsCell contactAdjacent cellsPathwayVEGF receptorsCellsNeurovascular interactions
2012
Molecular Parallels between Neural and Vascular Development
Eichmann A, Thomas JL. Molecular Parallels between Neural and Vascular Development. Cold Spring Harbor Perspectives In Medicine 2012, 3: a006551. PMID: 23024177, PMCID: PMC3530036, DOI: 10.1101/cshperspect.a006551.Peer-Reviewed Original ResearchConceptsCentral nervous systemAdult neurogenic nichesMolecular parallelsNeural stem cellsCardiac outputMolecular mechanismsBlood vesselsNeurovascular interactionsVascular developmentHuman diseasesStem cellsCNS blood vesselsHuman central nervous systemBlood-brain barrierVascular endothelial growth factorNeurogenic nicheCell populationsEndothelial growth factorGrowth factorEndothelial cellsBlood glucoseNervous systemImportant roleCellsUnique populationSemaphorin3A, Neuropilin-1, and PlexinA1 Are Required for Lymphatic Valve Formation
Bouvrée K, Brunet I, del Toro R, Gordon E, Prahst C, Cristofaro B, Mathivet T, Xu Y, Soueid J, Fortuna V, Miura N, Aigrot MS, Maden CH, Ruhrberg C, Thomas JL, Eichmann A. Semaphorin3A, Neuropilin-1, and PlexinA1 Are Required for Lymphatic Valve Formation. Circulation Research 2012, 111: 437-445. PMID: 22723296, PMCID: PMC3861899, DOI: 10.1161/circresaha.112.269316.Peer-Reviewed Original ResearchAnimalsAnimals, NewbornAntibodies, NeutralizingBacterial ProteinsCells, CulturedEndothelial CellsGene Expression Regulation, DevelopmentalGenotypeGestational AgeHumansLuminescent ProteinsLymphatic VesselsMiceMice, KnockoutMice, TransgenicMorphogenesisNerve Tissue ProteinsNeuropilin-1PhenotypeReceptors, Cell SurfaceRNA, MessengerSemaphorin-3AVascular Endothelial Growth Factor Receptor-3
2010
Thalidomide stimulates vessel maturation and reduces epistaxis in individuals with hereditary hemorrhagic telangiectasia
Lebrin F, Srun S, Raymond K, Martin S, van den Brink S, Freitas C, Bréant C, Mathivet T, Larrivée B, Thomas JL, Arthur HM, Westermann CJ, Disch F, Mager JJ, Snijder RJ, Eichmann A, Mummery CL. Thalidomide stimulates vessel maturation and reduces epistaxis in individuals with hereditary hemorrhagic telangiectasia. Nature Medicine 2010, 16: 420-428. PMID: 20364125, DOI: 10.1038/nm.2131.Peer-Reviewed Original ResearchA new alternative mechanism in glioblastoma vascularization: tubular vasculogenic mimicry
Hallani S, Boisselier B, Peglion F, Rousseau A, Colin C, Idbaih A, Marie Y, Mokhtari K, Thomas JL, Eichmann A, Delattre JY, Maniotis AJ, Sanson M. A new alternative mechanism in glioblastoma vascularization: tubular vasculogenic mimicry. Brain 2010, 133: 973-982. PMID: 20375132, PMCID: PMC4861203, DOI: 10.1093/brain/awq044.Peer-Reviewed Original ResearchConceptsStem-like cellsGlioblastoma stem-like cellsVascular smooth muscle-like cellsSmooth muscle-like cellsAnti-angiogenic therapyMuscle-like cellsHuman glioblastoma tissuesTransient efficacyTreatment strategiesStem cell propertiesEndothelial proliferationVasculogenic mimicryTumor cellsHuman tumorsBlood vesselsGlioblastoma vasculatureGlioblastoma tissuesGlioblastoma cellsVascularizationCellsDe novoGene expressionNew alternative mechanismTherapyTumorsNeuropilin-2 mediates VEGF-C–induced lymphatic sprouting together with VEGFR3
Xu Y, Yuan L, Mak J, Pardanaud L, Caunt M, Kasman I, Larrivée B, del Toro R, Suchting S, Medvinsky A, Silva J, Yang J, Thomas JL, Koch AW, Alitalo K, Eichmann A, Bagri A. Neuropilin-2 mediates VEGF-C–induced lymphatic sprouting together with VEGFR3. Journal Of Cell Biology 2010, 188: 115-130. PMID: 20065093, PMCID: PMC2812843, DOI: 10.1083/jcb.200903137.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell ShapeCells, CulturedEndothelial CellsFemaleLymphangiogenesisLymphatic VesselsMaleMiceMice, Inbred C57BLMice, Inbred StrainsMice, TransgenicNeuropilin-2Protein BindingVascular Endothelial Growth Factor CVascular Endothelial Growth Factor Receptor-2Vascular Endothelial Growth Factor Receptor-3ConceptsLymphatic vessel sproutingVEGF receptor 2Lymphangiogenic vascular endothelial growth factors CSprouting defectsNeuropilin-2Vessel sproutingVascular endothelial growth factor CVEGF-C bindingAntibody treatmentEndothelial tip cellsReceptor 2Lymph vesselsLymphatic sproutingGenetic deletionHeterozygous miceTransmembrane receptorsTip cellsAdult organsMiceCell extensionsNRP2Vascular systemVascular sprout formationVascular sproutingVEGF
2004
The netrin receptor UNC5B mediates guidance events controlling morphogenesis of the vascular system
Lu X, le Noble F, Yuan L, Jiang Q, de Lafarge B, Sugiyama D, Bréant C, Claes F, De Smet F, Thomas JL, Autiero M, Carmeliet P, Tessier-Lavigne M, Eichmann A. The netrin receptor UNC5B mediates guidance events controlling morphogenesis of the vascular system. Nature 2004, 432: 179-186. PMID: 15510105, DOI: 10.1038/nature03080.Peer-Reviewed Original ResearchConceptsNetrin receptor UNC5BEndothelial tip cell filopodiaTip cell filopodiaReceptor UNC5BEndothelial tip cellsVascular systemNetrin-1aTip cellsEndothelial cellsProper wiringAxon guidanceCell filopodiaNetrin receptorsGuidance eventsFilopodial retractionMorphogenesisUNC5BVessel branchingAberrant extensionAnatomical similaritiesNetrin-1CellsZebrafishGenesGuidance function