Zonation, ligand and dose dependence of S1PR1 signalling in blood and lymphatic vasculature
Del Gaudio I, Nitzsche A, Boyé K, Bonnin P, Poulet M, Nguyen T, Couty L, Ha H, Nguyen D, Cazenave-Gassiot A, Alaya K, Thérond P, Chun J, Wenk M, Proia R, Henrion D, Nguyen L, Eichmann A, Camerer E. Zonation, ligand and dose dependence of S1PR1 signalling in blood and lymphatic vasculature. Cardiovascular Research 2024, cvae168. PMID: 39086170, DOI: 10.1093/cvr/cvae168.Peer-Reviewed Original ResearchHigh endothelial venulesS1PR1 signalingEndothelial functionS1P productionDisease states associated with endothelial dysfunctionPlasma S1PDose-dependentlyLymphatic vasculatureEndothelial cellsResistance-sized arteriesLevels of sphingosine 1-phosphateLung capillariesS1P receptor 1Sphingosine 1-phosphateImmunosuppressive therapyLigand-independent mechanismResistance arteriesLymph nodesDeficient miceAlbumin extravasationHematopoietic cellsCirculating levelsEndothelial dysfunctionS1P releaseCirculating biomarkersVEGF-C prophylaxis favors lymphatic drainage and modulates neuroinflammation in a stroke model
Boisserand L, Geraldo L, Bouchart J, Kamouh M, Lee S, Sanganahalli B, Spajer M, Zhang S, Lee S, Parent M, Xue Y, Skarica M, Yin X, Guegan J, Boyé K, Leser F, Jacob L, Poulet M, Li M, Liu X, Velazquez S, Singhabahu R, Robinson M, Askenase M, Osherov A, Sestan N, Zhou J, Alitalo K, Song E, Eichmann A, Sansing L, Benveniste H, Hyder F, Thomas J. VEGF-C prophylaxis favors lymphatic drainage and modulates neuroinflammation in a stroke model. Journal Of Experimental Medicine 2024, 221: e20221983. PMID: 38442272, PMCID: PMC10913814, DOI: 10.1084/jem.20221983.Peer-Reviewed Original ResearchConceptsVascular endothelial growth factor-CDeep cervical lymph nodesCentral nervous systemEffect of vascular endothelial growth factor-CMeningeal lymphatic vesselsAmeliorated motor performanceCervical lymph nodesIschemic strokeVEGF-C overexpressionIncreased BDNF signalingAcute ischemic strokeBrain cellsIncreased CSF drainageIschemic stroke outcomesModel of ischemic strokeMouse model of ischemic strokeImmune surveillanceCSF drainageLymph nodesFluid drainageNucleus RNA sequencingLymphatic growthLymphatic drainageMouse modelBDNF signalingCompartmentalized ocular lymphatic system mediates eye–brain immunity
Yin X, Zhang S, Lee J, Dong H, Mourgkos G, Terwilliger G, Kraus A, Geraldo L, Poulet M, Fischer S, Zhou T, Mohammed F, Zhou J, Wang Y, Malloy S, Rohner N, Sharma L, Salinas I, Eichmann A, Thomas J, Saltzman W, Huttner A, Zeiss C, Ring A, Iwasaki A, Song E. Compartmentalized ocular lymphatic system mediates eye–brain immunity. Nature 2024, 628: 204-211. PMID: 38418880, PMCID: PMC10990932, DOI: 10.1038/s41586-024-07130-8.Peer-Reviewed Original ResearchResponse to herpes simplex virusCentral nervous systemImmune response to herpes simplex virusPosterior eyeImmune responseTherapeutic immune responsesOptic nerve sheathCervical lymph nodesAdeno-associated virusCNS diseaseDeep cervical lymph nodesHerpes simplex virusImmune protected miceCentral nervous system tissueLymphatic drainage systemImmunological featuresAnatomical extensionNerve sheathOptic nerveGene therapyLymph nodesMultiple dosesSimplex virusLymphatic circuitLymphatic signal