2011
Remyelination after olfactory ensheathing cell transplantation into diverse demyelinating environments
Sasaki M, Lankford KL, Radtke C, Honmou O, Kocsis JD. Remyelination after olfactory ensheathing cell transplantation into diverse demyelinating environments. Experimental Neurology 2011, 229: 88-98. PMID: 21281634, DOI: 10.1016/j.expneurol.2011.01.010.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell MovementCell TransplantationDemyelinating DiseasesHumansMyelin SheathOlfactory BulbConceptsCell transplantationDemyelinated spinal cord axonsMacrophage/microglia activationMost rodent modelsEndogenous myelin repairSpinal cord axonsNervous system repairMyelin-forming cellsMicroglia activationDemyelination modelDemyelinated lesionsLesion environmentActive demyelinationMyelin repairMyelin debrisRemyelination potentialInflammatory signalingRodent modelsLesion inductionRemyelinationExperimental remyelinationTransplantationTransplant studiesOECsHuman progenitorsCNPase Expression in Olfactory Ensheathing Cells
Radtke C, Sasaki M, Lankford KL, Gallo V, Kocsis JD. CNPase Expression in Olfactory Ensheathing Cells. BioMed Research International 2011, 2011: 608496. PMID: 22174557, PMCID: PMC3228405, DOI: 10.1155/2011/608496.Peer-Reviewed Original ResearchConceptsOuter nerve layerOlfactory bulbNerve layerPeripheral nervesCNPase expressionOlfactory nerve axonsTransplantation of OECsSpinal cord injuryEndogenous Schwann cellsExpression of CNPaseTransplantation of olfactoryOlfactory Ensheathing CellsEnhanced green fluorescent proteinMyelination potentialCord injuryAxonal regenerationRegenerated axonsSchwann cellsTransgenic miceNerve axonsPeripheral myelinNerveCNPaseMyelinOECs
2009
Convergence of Cells from the Progenitor Fraction of Adult Olfactory Bulb Tissue to Remyelinating Glia in Demyelinating Spinal Cord Lesions
Markakis EA, Sasaki M, Lankford KL, Kocsis JD. Convergence of Cells from the Progenitor Fraction of Adult Olfactory Bulb Tissue to Remyelinating Glia in Demyelinating Spinal Cord Lesions. PLOS ONE 2009, 4: e7260. PMID: 19787061, PMCID: PMC2747269, DOI: 10.1371/journal.pone.0007260.Peer-Reviewed Original Research
2008
Olfactory ensheathing cells exhibit unique migratory, phagocytic, and myelinating properties in the X‐irradiated spinal cord not shared by Schwann cells
Lankford KL, Sasaki M, Radtke C, Kocsis JD. Olfactory ensheathing cells exhibit unique migratory, phagocytic, and myelinating properties in the X‐irradiated spinal cord not shared by Schwann cells. Glia 2008, 56: 1664-1678. PMID: 18551623, DOI: 10.1002/glia.20718.Peer-Reviewed Original ResearchConceptsCentral nervous systemSpinal cordSchwann cellsOligodendrocyte progenitor cellsNormal central nervous systemMigratory propertiesOX-42 stainingNormal spinal cordOlfactory Ensheathing CellsMyelin-forming cellsDemyelinated lesionsHost axonsPhagocytic phenotypePoor survivalSubsequent lesionsNervous systemWhite matterCordLimited survivalOECsMigratory capabilityProgenitor cellsTransplantationX-irradiationLesions
2007
Demyelinating diseases and potential repair strategies
Radtke C, Spies M, Sasaki M, Vogt PM, Kocsis JD. Demyelinating diseases and potential repair strategies. International Journal Of Developmental Neuroscience 2007, 25: 149-153. PMID: 17408905, PMCID: PMC2692731, DOI: 10.1016/j.ijdevneu.2007.02.002.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell TransplantationDemyelinating DiseasesDisease Models, AnimalHumansMyelin SheathNerve RegenerationConceptsMultiple sclerosisInjury modelSpinal cord injuryCell-based strategiesAxon lossNerve compressionNeuroprotective potentialCord injuryFunctional outcomeClinical studiesMS lesionsTherapeutic goalsVulnerable axonsCellular transplantationNeurological disordersDemyelinationRemyelinationNeuroprotectionPotential repair strategiesCell typesSclerosisTransplantationInjuryLesionsAxonsRemyelination of the injured spinal cord
Sasaki M, Li B, Lankford KL, Radtke C, Kocsis JD. Remyelination of the injured spinal cord. Progress In Brain Research 2007, 161: 419-433. PMID: 17618995, PMCID: PMC2605400, DOI: 10.1016/s0079-6123(06)61030-3.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAxonsCell TransplantationHumansMyelin SheathNerve RegenerationPyramidal TractsSpinal Cord InjuriesConceptsSpinal cord injuryFunctional outcomeSpinal cordContusive spinal cord injuryLong white matter tractsPotential cell therapy candidatesWhite matter tractsMyelin-forming cellsCell therapy candidatesCord injuryCentral necrotic coreClinical studiesTherapy candidatesNecrotic coreTransplantation studiesExperimental modelCordOutcomesCellsDemyelinationRemyelinationInjuryNecrosisOECsAxons
2006
Myelination and nodal formation of regenerated peripheral nerve fibers following transplantation of acutely prepared olfactory ensheathing cells
Dombrowski MA, Sasaki M, Lankford KL, Kocsis JD, Radtke C. Myelination and nodal formation of regenerated peripheral nerve fibers following transplantation of acutely prepared olfactory ensheathing cells. Brain Research 2006, 1125: 1-8. PMID: 17112480, PMCID: PMC2673087, DOI: 10.1016/j.brainres.2006.09.089.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedCell Adhesion Molecules, NeuronalCell TransplantationGreen Fluorescent ProteinsImmunohistochemistryMicroscopy, ImmunoelectronMyelin SheathNAV1.6 Voltage-Gated Sodium ChannelNerve RegenerationNeurofilament ProteinsNeurogliaOlfactory BulbRanvier's NodesRatsRats, Sprague-DawleySciatic NeuropathySodium ChannelsTime FactorsConceptsPeripheral nerve fibersPeripheral nervesNodes of RanvierFunctional outcomeAxonal regenerationNerve fibersRegenerated peripheral nerve fibersSciatic nerve crush lesionNerve crush lesionPeripheral-type myelinSpinal cord resultsTransplantation of olfactoryPeripheral axonal regenerationParanodal CasprCrush lesionCord resultsFunctional improvementOlfactory bulbTransection siteTransgenic ratsLesion zoneNerveNodal formationTransplantation siteOECsMolecular Reconstruction of Nodes of Ranvier after Remyelination by Transplanted Olfactory Ensheathing Cells in the Demyelinated Spinal Cord
Sasaki M, Black JA, Lankford KL, Tokuno HA, Waxman SG, Kocsis JD. Molecular Reconstruction of Nodes of Ranvier after Remyelination by Transplanted Olfactory Ensheathing Cells in the Demyelinated Spinal Cord. Journal Of Neuroscience 2006, 26: 1803-1812. PMID: 16467529, PMCID: PMC2605396, DOI: 10.1523/jneurosci.3611-05.2006.Peer-Reviewed Original ResearchConceptsDemyelinated spinal cordSpecific membrane domainsSpinal cordVoltage-gated ion channelsGreen fluorescent proteinTransplanted Olfactory Ensheathing CellsMature NodalMembrane domainsSpinal cord demyelinationOlfactory Ensheathing CellsVivo electrophysiological recordingsFluorescent proteinJuxtaparanodal domainsMolecular reconstructionIon channelsMature nodesRemyelinated axonsExtensive remyelinationUninjured axonsKv channelsDemyelinated axonsDonor ratsCentral axonsGlial cellsJuxtaparanodal region
2004
Identified Olfactory Ensheathing Cells Transplanted into the Transected Dorsal Funiculus Bridge the Lesion and Form Myelin
Sasaki M, Lankford KL, Zemedkun M, Kocsis JD. Identified Olfactory Ensheathing Cells Transplanted into the Transected Dorsal Funiculus Bridge the Lesion and Form Myelin. Journal Of Neuroscience 2004, 24: 8485-8493. PMID: 15456822, PMCID: PMC2605369, DOI: 10.1523/jneurosci.1998-04.2004.Peer-Reviewed Original ResearchConceptsSprague-DawleyOlfactory bulbTransection siteMyelinated axonsLesion zoneForm myelinOpen field locomotor behaviorAdult olfactory bulbTransection lesionTransplantation groupPattern of repairSD ratsSpinal cordLesion areaLesionsCellular elementsImproved locomotionAxonsLocomotor behaviorMyelinGFP cellsGreen fluorescent proteinCellsAnti-GFP antibodyDiscrete bundles
2000
[Remyelination by Schwann cell transplantation for CNS demyelinated axons: functional comparison with developmental myelination].
Imaizumi T, Tsushima S, Sasaki M, Akiyama Y, Hashi K. [Remyelination by Schwann cell transplantation for CNS demyelinated axons: functional comparison with developmental myelination]. Brain And Nerve 脳と神経 2000, 52: 701-7. PMID: 11002480.Peer-Reviewed Original ResearchConceptsCompound action potentialConduction velocitySC transplantationAdult ratsDemyelinated axonsHigh-frequency stimulationDay old pupsLower conduction velocityNormal adult ratsSC myelinationSpinal cordFrequency stimulationRat dorsalHistological examinationStimulus trainsTransplantationOld pupsRemyelinationAmplitude decrementAction potentialsNormal adultsAxonsRatsNormal DCsMyelination[Comparison of myelin-forming cells as candidates for therapeutic transplantation in demyelinated CNS axons].
Imaizumi T, Lankford K, Kocsis J, Sasaki M, Akiyama Y, Hashi K. [Comparison of myelin-forming cells as candidates for therapeutic transplantation in demyelinated CNS axons]. Brain And Nerve 脳と神経 2000, 52: 609-15. PMID: 10934721.Peer-Reviewed Original ResearchConceptsDemyelinated CNS axonsSchwann cellsBrain cellsSpinal cordConduction velocityCNS axonsAdult rat spinal cordFronto-temporal lobesRat spinal cordAdult Schwann cellsDemyelination of axonsMyelin-forming cellsBlock of conductionAdult olfactoryDemyelinated diseasesDemyelinated axonsLess myelinationHistological examinationCNS tissueTherapeutic approachesStimulus trainsDay 28Transplanted OECsAmplitude decrementRemyelination