2024
Loss of Katnal2 leads to ependymal ciliary hyperfunction and autism-related phenotypes in mice
Kang R, Kim K, Jung Y, Choi S, Lee C, Im G, Shin M, Ryu K, Choi S, Yang E, Shin W, Lee S, Lee S, Papadopoulos Z, Ahn J, Koh G, Kipnis J, Kang H, Kim H, Cho W, Park S, Kim S, Kim E. Loss of Katnal2 leads to ependymal ciliary hyperfunction and autism-related phenotypes in mice. PLOS Biology 2024, 22: e3002596. PMID: 38718086, PMCID: PMC11104772, DOI: 10.1371/journal.pbio.3002596.Peer-Reviewed Original ResearchConceptsAutism spectrum disorderBehavioral phenotypesASD-relatedSocial communication deficitsAutism-related phenotypesEnlarged lateral ventriclesProgressive ventricular enlargementCommunication deficitsSpectrum disorderSynaptic deficitsEnlargement of brain ventriclesTranscriptomic changesMicrotubule-regulatory proteinsGenes down-regulatedBrain ventriclesVentricular enlargementLateral ventricleDeficitsHippocampal neuronsMotile ciliaKATNAL2Potential treatmentDown-regulationCiliary functionEpendymal cells
2018
Mutations in Kinesin family member 6 reveal specific role in ependymal cell ciliogenesis and human neurological development
Konjikusic MJ, Yeetong P, Boswell CW, Lee C, Roberson EC, Ittiwut R, Suphapeetiporn K, Ciruna B, Gurnett CA, Wallingford JB, Shotelersuk V, Gray RS. Mutations in Kinesin family member 6 reveal specific role in ependymal cell ciliogenesis and human neurological development. PLOS Genetics 2018, 14: e1007817. PMID: 30475797, PMCID: PMC6307780, DOI: 10.1371/journal.pgen.1007817.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAnimals, Genetically ModifiedBase SequenceChildCiliaConsanguinityEpendymaFemaleGene ExpressionHomozygoteHumansHydrocephalusIntellectual DisabilityKinesinsMaleMiceMice, TransgenicModels, AnimalMutationNeurodevelopmental DisordersPedigreeSequence DeletionTissue DistributionXenopus laevisZebrafishConceptsVentricular systemMulti-ciliated cellsNeurological developmentEpendymal cellsHuman neurological developmentKinesin family member 6C-terminal truncating mutationsMember 6 geneEpendymal cell ciliaTransgenic mouse strainCerebrospinal fluid flowMutant mice displayFamily member 6Homozygous null mutationMice displaySpecific roleMutant miceMouse strainsNeurodevelopmental defectsTruncating mutationsMember 6Multiciliated tissuesIntellectual disabilityBase pair deletionMiceHypothalamic CNTF volume transmission shapes cortical noradrenergic excitability upon acute stress
Alpár A, Zahola P, Hanics J, Hevesi Z, Korchynska S, Benevento M, Pifl C, Zachar G, Perugini J, Severi I, Leitgeb P, Bakker J, Miklosi AG, Tretiakov E, Keimpema E, Arque G, Tasan RO, Sperk G, Malenczyk K, Máté Z, Erdélyi F, Szabó G, Lubec G, Palkovits M, Giordano A, Hökfelt TG, Romanov RA, Horvath TL, Harkany T. Hypothalamic CNTF volume transmission shapes cortical noradrenergic excitability upon acute stress. The EMBO Journal 2018, 37: embj2018100087. PMID: 30209240, PMCID: PMC6213283, DOI: 10.15252/embj.2018100087.Peer-Reviewed Original ResearchConceptsHypothalamic activationVolume transmissionAcute stressNeurotrophic factor releaseNorepinephrinergic neuronsNoradrenergic neuronsCortical excitabilityMultimodal pathwaysNoradrenaline synthesisLocus coeruleusNeuronal excitationExtracellular signal-regulated kinases 1Norepinephrine synthesisTyrosine hydroxylaseEpendymal cellsSignal-regulated kinases 1ExcitabilityPrefrontal cortexFactor releaseCognate receptorsNeuronsHuman brainKinase 1CNTFActivationStroke Repair via Biomimicry of the Subventricular Zone
Matta R, Gonzalez A. Stroke Repair via Biomimicry of the Subventricular Zone. Frontiers In Materials 2018, 5: 15. DOI: 10.3389/fmats.2018.00015.Peer-Reviewed Original ResearchSubventricular zoneFunctional recoverySVZ nicheParticular neural stem cellsCurrent stroke therapiesEndogenous reparative mechanismsPeri-infarct areaBlood-brain barrierCause of deathEndogenous repair mechanismsMagnetic resonance imagingStem cellsNeural stem cellsResident cell typesSVZ microenvironmentCell typesStroke therapyNeurons migrateReparative mechanismsAxonal connectionsEpendymal cellsFunctional restorationResident cellsResonance imagingStroke repair
2013
Ventriculomegaly associated with ependymal gliosis and declines in barrier integrity in the aging human and mouse brain
Shook BA, Lennington JB, Acabchuk RL, Halling M, Sun Y, Peters J, Wu Q, Mahajan A, Fellows DW, Conover JC. Ventriculomegaly associated with ependymal gliosis and declines in barrier integrity in the aging human and mouse brain. Aging Cell 2013, 13: 340-350. PMID: 24341850, PMCID: PMC3954884, DOI: 10.1111/acel.12184.Peer-Reviewed Original ResearchConceptsAged humansPeriventricular tissueVentricle enlargementGlial scarringEpendymal cell lossEpendymal cell liningPeriventricular gliosisReactive gliosisHistological featuresDegenerative lossLateral ventricleGliosisMouse modelVentricular expansionVentricle liningAquaporin-4Barrier integrityEpendymal cellsLateral ventricle surfaceCell lossMouse brainVentriculomegalyCell liningMiceScarringNeonatal subventricular zone electroporation.
Feliciano DM, Lafourcade CA, Bordey A. Neonatal subventricular zone electroporation. Journal Of Visualized Experiments 2013 PMID: 23426329, PMCID: PMC3601042, DOI: 10.3791/50197.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsNeural stem cellsGenetic engineeringEmbryonic neural stem cellsWhole animal levelMultiple cell typesSVZ neural stem cellsMammalian systemsMolecular pathwaysCell typesStem cellsTime-effective alternativeRodent forebrainAnimal levelElectroporationEpendymal cellsInvertebratesCellsCortical developmentRobust labelingProgenyCentral nervous system disordersNervous system disordersDifferentiationPathwayVast majority
2009
Activation of adenosine A2B receptors enhances ciliary beat frequency in mouse lateral ventricle ependymal cells
Genzen JR, Yang D, Ravid K, Bordey A. Activation of adenosine A2B receptors enhances ciliary beat frequency in mouse lateral ventricle ependymal cells. Fluids And Barriers Of The CNS 2009, 6: 15. PMID: 19922651, PMCID: PMC2791093, DOI: 10.1186/1743-8454-6-15.Peer-Reviewed Original ResearchEpendymal cellsCiliary beat frequencyPurinergic receptorsCerebrospinal fluidA2B receptor activationReceptor activationP2X7-/- micePurinergic receptor subtypesAdenosine A2B receptorAdenosine receptor agonistsMetabolic breakdown productsCalcium imaging experimentsCerebrospinal fluid dynamicsA2B expressionFlow of CSFBrain parenchymaReceptor agonistPurinergic agentsReceptor subtypesAirway epitheliumFluid balancePharmacological approachesVentricular systemKnockout miceA2B receptorsEpendymal cells along the lateral ventricle express functional P2X7 receptors
Genzen JR, Platel JC, Rubio ME, Bordey A. Ependymal cells along the lateral ventricle express functional P2X7 receptors. Purinergic Signalling 2009, 5: 299-307. PMID: 19274488, PMCID: PMC2717311, DOI: 10.1007/s11302-009-9143-5.Peer-Reviewed Original ResearchP2X7 receptorEpendymal cellsSubventricular zoneWhole-cell patch-clamp recordingsCentral nervous system injuryFunctional P2X7 receptorsFunctional purinergic receptorsNervous system injuryPatch-clamp recordingsMouse subventricular zoneSVZ neurogenic nicheNeural progenitor responseAbsence of responseSystem injuryCerebral ventricleProgenitor responseLateral ventricleNeurogenic nichePurinergic receptorsClamp recordingsExtracellular adenosineReceptorsCellular damageWidespread expressionInflammation
2006
GFAP‐expressing cells in the postnatal subventricular zone display a unique glial phenotype intermediate between radial glia and astrocytes
Liu X, Bolteus AJ, Balkin DM, Henschel O, Bordey A. GFAP‐expressing cells in the postnatal subventricular zone display a unique glial phenotype intermediate between radial glia and astrocytes. Glia 2006, 54: 394-410. PMID: 16886203, DOI: 10.1002/glia.20392.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid Transport System X-AGAnimalsAnimals, NewbornAstrocytesBiomarkersCell DifferentiationCell ShapeConnexinsEpendymaGlial Fibrillary Acidic ProteinGlutamic AcidGreen Fluorescent ProteinsMembrane PotentialsMiceMice, TransgenicOrgan Culture TechniquesPatch-Clamp TechniquesPhenotypePotassiumPotassium ChannelsRecombinant Fusion ProteinsStem CellsTelencephalonConceptsGlial fibrillary acidic proteinPostnatal subventricular zoneSubventricular zoneGFAP-expressing cellsRadial gliaAstroglial marker glial fibrillary acidic proteinGlial propertiesEpendymal cellsGlutamate transportersGLT-1 glutamate transporterMarker glial fibrillary acidic proteinAMPA-type glutamate receptorsFunctional glutamate transportersFibrillary acidic proteinHuman glial fibrillary acidic proteinAdult subventricular zoneConnexin 43 expressionGap junction couplingNeural stem cellsMicroM Ba2Acute slicesAstrocytic functionsGlutamate receptorsGlial phenotypeClamp recordings
2000
Identification of a multipotent astrocytic stem cell in the immature and adult mouse brain
Laywell E, Rakic P, Kukekov V, Holland E, Steindler D. Identification of a multipotent astrocytic stem cell in the immature and adult mouse brain. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 13883-13888. PMID: 11095732, PMCID: PMC17670, DOI: 10.1073/pnas.250471697.Peer-Reviewed Original ResearchConceptsCentral nervous systemNeural stem cellsAstrocyte monolayersMultipotent astrocytic stem cellsAstrocytic stem cellsPostnatal central nervous systemAdult mouse brainStem cellsCerebral cortexPostnatal wkSpinal cordAdult brainSubependymal zoneNervous systemEpendymal cellsMouse brainMammalian brainSpherical clonesCNS developmentBrainVivo identificationAstrocytesMature forebrainCritical periodCE cells
1987
Molecular differentiation of neurons from ependyma-derived cells in tissue cultures of regenerating teleost spinal cord
Anderson M, Waxman S, Lee Y, Eng L. Molecular differentiation of neurons from ependyma-derived cells in tissue cultures of regenerating teleost spinal cord. Brain Research 1987, 2: 131-136. PMID: 3113659, DOI: 10.1016/0169-328x(87)90006-4.Peer-Reviewed Original ResearchConceptsTeleost spinal cordSpinal cordCell somataNon-phosphorylated neurofilament proteinMolecular differentiationAnti-neurofilament antibodiesRegenerated cordSMI-32Ependymal cellsRostral areasCordNeurofilament proteinDifferentiated neuronsNeuronal morphologyMonoclonal antibodiesNeuronsEpendymal tubeSomaAntibodiesCellsSeries of culturesMolecular architectureTissue culture
1985
Neurogenesis in Adult Vertebrate Spinal Cord in Situ and in Vitro: A New Model Systema
ANDERSON M, WAXMAN S. Neurogenesis in Adult Vertebrate Spinal Cord in Situ and in Vitro: A New Model Systema. Annals Of The New York Academy Of Sciences 1985, 457: 213-233. PMID: 3913365, DOI: 10.1111/j.1749-6632.1985.tb20807.x.Peer-Reviewed Original ResearchConceptsSpinal cordEpendymal cellsNeuron-specific monoclonal antibodiesSpinal cord tissueSternarchus albifronsStudy of neurogenesisFunctional recoveryNew neuronsCord tissuePositive stainingRecent studiesCultured neuronsCordInjuryNeurogenesisMonoclonal antibodiesNeuronal differentiationNormal morphologic structureCNSExplant culturesNeuronsVertebrate spinal cordSternarchusNew spinal cordNeuronal identity
1984
Autoimmunity following viral infection: demonstration of monoclonal antibodies against normal tissue following infection of mice with reovirus and demonstration of shared antigenicity between virus and lymphocytes
Tardieu M, Powers M, Hafler D, Hauser S, Weiner H. Autoimmunity following viral infection: demonstration of monoclonal antibodies against normal tissue following infection of mice with reovirus and demonstration of shared antigenicity between virus and lymphocytes. European Journal Of Immunology 1984, 14: 561-565. PMID: 6329771, DOI: 10.1002/eji.1830140614.Peer-Reviewed Original ResearchConceptsNormal tissuesMonoclonal antibodiesViral infectionOnly virusInfection of miceUninfected control animalsAdult C57BL/6 miceAutoreactive monoclonal antibodiesNS1 myeloma cellsReovirus type 3Reovirus type 1Autoimmune responseC57BL/6 miceLung tissueT lymphocytesImmune responseSplenic lymphocytesControl animalsEpendymal cellsViral determinantsMyeloma cellsType 1LymphocytesInfectionReovirus type
1983
Regeneration of spinal neurons in inframammalian vertebrates: morphological and developmental aspects.
Anderson M, Waxman S. Regeneration of spinal neurons in inframammalian vertebrates: morphological and developmental aspects. Journal Für Hirnforschung 1983, 24: 371-98. PMID: 6643991.Peer-Reviewed Original ResearchConceptsSpinal cordNerve cell bodiesSpinal neuronsCell bodiesNerve fibersAxon reactionElectromotor neuronsInframammalian vertebratesSpinal electromotor neuronsPeripheral nerve bridgesMammalian spinal cordCell deathNerve bridgeNew neuronsEpendymal cellsTrophic effectsCordNerve growthNeuronsNerve outgrowthCertain hormonesGrowth factorSternarchusExternal laminaAxon outgrowthFine structure of regenerated ependyma and spinal cord in Sternarchus albifrons
Anderson M, Waxman S, Laufer M. Fine structure of regenerated ependyma and spinal cord in Sternarchus albifrons. The Anatomical Record 1983, 205: 73-83. PMID: 6837937, DOI: 10.1002/ar.1092050110.Peer-Reviewed Original ResearchConceptsDense-core vesiclesEpendymal cellsRegenerated cordSpinal cordCell bodiesNumerous dense-cored vesiclesSternarchus albifronsNormal cordCentral canalFibrous astrocytesMyelinated axonsCordElectromotor neuronsEpendymal layerVentral portionRegenerated spinal cordMeningeal layersNeuritesBasal laminaExtracellular spaceAdditional cellsCellsCell processesCell cytoplasmEpendymal tube
1981
Morphology of regenerated spinal cord in Sternarchus albifrons
Anderson M, Waxman S. Morphology of regenerated spinal cord in Sternarchus albifrons. Cell And Tissue Research 1981, 219: 1-8. PMID: 7285088, DOI: 10.1007/bf00210014.Peer-Reviewed Original ResearchConceptsSpinal cordElectromotor neuronsRegenerated spinal cordCell bodiesSpinal cord correlatesNumerous blood vesselsSite of transectionRostro-caudal gradientSternarchus albifronsLack dendritesRegenerated cordNormal cordGlial cellsPresynaptic axonsEpendymal cellsCordBlood vesselsAxonsNeuronsAnterior sectionNormal morphologyCell relationshipsGap junctionsDistinct tractsInitial segment
1979
A golgi study of radial glial cells in developing monkey telencephalon: Morphogenesis and transformation into astrocytes
Schmechel D, Rakic P. A golgi study of radial glial cells in developing monkey telencephalon: Morphogenesis and transformation into astrocytes. Brain Structure And Function 1979, 156: 115-152. PMID: 111580, DOI: 10.1007/bf00300010.Peer-Reviewed Original ResearchConceptsRadial glial cellsGlial cellsCerebral wallSubventricular zoneOccipital lobeRadial fibersPial surfaceRadial glial fibersRapid Golgi methodMedial cerebral wallMonkey telencephalonCalcarine fissureCortical plateGolgi studyLateral ventricleProtoplasmic astrocytesLarge oval nucleiDay 365Ependymal cellsGlial fibersAstrocytesRhesus monkeysOlder ageDay 48Oval nucleiArrested proliferation of radial glial cells during midgestation in rhesus monkey
SCHMECHEL D, RAKIC P. Arrested proliferation of radial glial cells during midgestation in rhesus monkey. Nature 1979, 277: 303-305. PMID: 105294, DOI: 10.1038/277303a0.Peer-Reviewed Original ResearchConceptsRadial glial cellsGlial cellsPial surfaceCerebral cortexGlial natureOccipital lobeTelencephalic wallEpendymal cellsGlial fibersRhesus monkeysNeuronal migrationCell classesAutoradiographic analysisVentricular surfaceAstrocytesTwo-thirdsMidgestationPresent studyCellsProliferationGestationPostnatalCerebrumCortexMonths
1968
Subcommissural organ and adjacent ependyma: Autoradiographic study of their origin in the mouse brain
Rakic P, Sidman R. Subcommissural organ and adjacent ependyma: Autoradiographic study of their origin in the mouse brain. Developmental Dynamics 1968, 122: 317-335. PMID: 5659133, DOI: 10.1002/aja.1001220210.Peer-Reviewed Original Research
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