2023
Repeated intravenous infusion of mesenchymal stem cells enhances recovery of motor function in a rat model with chronic spinal cord injury
Kurihara K, Sasaki M, Nagahama H, Obara H, Fukushi R, Hirota R, Yoshimoto M, Teramoto A, Kocsis J, Yamashita T, Honmou O. Repeated intravenous infusion of mesenchymal stem cells enhances recovery of motor function in a rat model with chronic spinal cord injury. Brain Research 2023, 1817: 148484. PMID: 37442249, DOI: 10.1016/j.brainres.2023.148484.Peer-Reviewed Original ResearchConceptsSpinal cord injuryInfusion of MSCsChronic spinal cord injuryMesenchymal stem cellsAxonal sproutingCord injuryHD-MSCsIntravenous infusionMotor functionVehicle groupWeek 6Single high-dose infusionInjection of MSCsChronic SCI ratsSingle MSC injectionGreater functional recoveryRat SCI modelSingle intravenous infusionHigh-dose infusionLimited treatment optionsGreater functional improvementSingle high doseHigh disease burdenVivo diffusion tensor imagingEx vivo diffusion tensor imaging
2022
Enhanced Network in Corticospinal Tracts after Infused Mesenchymal Stem Cells in Spinal Cord Injury
Hirota R, Sasaki M, Kataoka-Sasaki Y, Oshigiri T, Kurihara K, Fukushi R, Oka S, Ukai R, Yoshimoto M, Kocsis JD, Yamashita T, Honmou O. Enhanced Network in Corticospinal Tracts after Infused Mesenchymal Stem Cells in Spinal Cord Injury. Journal Of Neurotrauma 2022, 39: 1665-1677. PMID: 35611987, PMCID: PMC9734021, DOI: 10.1089/neu.2022.0106.Peer-Reviewed Original ResearchConceptsSpinal cord injuryCorticospinal tractMesenchymal stem cellsCord injurySpinal cordSpontaneous recoveryInfused mesenchymal stem cellsLimited spontaneous recoveryDorsal corticospinal tractLateral corticospinal tractStem cellsCST pathwayCST projectionsSCI inductionMSC infusionAxonal sproutingFunctional recoveryLateral funiculusIntravenous infusionAxonal tracerLesion coreMotor pathwaysFunctional improvementCircuit reorganizationMajor projections
2018
Intravenous Infusion of Mesenchymal Stem Cells Alters Motor Cortex Gene Expression in a Rat Model of Acute Spinal Cord Injury
Oshigiri T, Sasaki T, Sasaki M, Kataoka-Sasaki Y, Nakazaki M, Oka S, Morita T, Hirota R, Yoshimoto M, Yamashita T, Hashimoto-Torii K, Honmou O. Intravenous Infusion of Mesenchymal Stem Cells Alters Motor Cortex Gene Expression in a Rat Model of Acute Spinal Cord Injury. Journal Of Neurotrauma 2018, 36: 411-420. PMID: 29901416, PMCID: PMC6352512, DOI: 10.1089/neu.2018.5793.Peer-Reviewed Original ResearchConceptsSpinal cord injuryInfused mesenchymal stem cellsMesenchymal stem cellsCord injuryIntravenous infusionFunctional improvementAcute spinal cord injuryBlood-spinal cord barrierGene expression signaturesAxonal sproutingFunctional recoveryMotor cortexSystemic infusionVehicle infusionSpinal cordRat modelTherapeutic mechanismImproved functionInfusionTranscription-polymerase chain reaction dataPearson correlation analysisBehavioral functionsExpression signaturesGenome-wide RNA profilingRecent evidence
2017
Mesenchymal Stem Cells
Sasaki M, Honmou O. Mesenchymal Stem Cells. 2017, 147-156. DOI: 10.1007/978-4-431-56059-3_12.Peer-Reviewed Original ResearchIntravenous infusionMesenchymal stem cellsAdult human bone marrowHuman bone marrowAnimal modelsBone marrowInfused mesenchymal stem cellsHuman stroke patientsSpinal cord injuryInitial clinical studiesInitial human studiesStem cellsAxonal sproutingCerebral strokeStroke patientsCord injuryFunctional improvementClinical studiesTherapeutic effectStroke modelHuman studiesInfusionStrokeMarrowHuman mesenchymal stem cells
2012
Mesenchymal stem cells: therapeutic outlook for stroke
Honmou O, Onodera R, Sasaki M, Waxman SG, Kocsis JD. Mesenchymal stem cells: therapeutic outlook for stroke. Trends In Molecular Medicine 2012, 18: 292-297. PMID: 22459358, DOI: 10.1016/j.molmed.2012.02.003.Peer-Reviewed Original ResearchConceptsMarrow-derived mesenchymal stem cellsTransplanted MSCsSpinal cord injuryInitial clinical studiesInitial human studiesBone marrow-derived mesenchymal stem cellsAdult bone marrow-derived mesenchymal stem cellsAdult human bone marrowAxonal sproutingCerebral ischemiaClinical outcomesNeuroprotective effectsCord injuryHuman bone marrowClinical studiesTherapeutic effectStroke modelAnimal modelsHuman studiesBone marrowMesenchymal stem cellsIntravenous deliveryTherapeutic outlookMSC deliveryStroke
2009
BDNF-Hypersecreting Human Mesenchymal Stem Cells Promote Functional Recovery, Axonal Sprouting, and Protection of Corticospinal Neurons after Spinal Cord Injury
Sasaki M, Radtke C, Tan AM, Zhao P, Hamada H, Houkin K, Honmou O, Kocsis JD. BDNF-Hypersecreting Human Mesenchymal Stem Cells Promote Functional Recovery, Axonal Sprouting, and Protection of Corticospinal Neurons after Spinal Cord Injury. Journal Of Neuroscience 2009, 29: 14932-14941. PMID: 19940189, PMCID: PMC2825276, DOI: 10.1523/jneurosci.2769-09.2009.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBrain-Derived Neurotrophic FactorCells, CulturedCytoprotectionDisease Models, AnimalFemaleGene ExpressionGenetic VectorsGrowth ConesHumansMesenchymal Stem Cell TransplantationNerve RegenerationNeuronal PlasticityPyramidal TractsRatsRats, Sprague-DawleyRecovery of FunctionSpinal Cord InjuriesTransfectionTransplantation, HeterologousTreatment OutcomeConceptsSpinal cord injuryMesenchymal stem cellsCord injuryFunctional outcomeBone marrowAcute spinal cord injuryBrain-derived neurotrophic factorCorticospinal tract neuronsNumber of FGImproved functional outcomesPrimary motor cortexSpinal gray matterPotential therapeutic effectsStem cellsM1 cortexTransection lesionCorticospinal neuronsTract neuronsAxonal sproutingFunctional recoveryVentral hornNeuronal densitySerotonergic fibersLesion cavityMotor cortex