2012
PlexinA2 limits recovery from corticospinal axotomy by mediating oligodendrocyte-derived Sema6A growth inhibition
Shim SO, Cafferty WB, Schmidt EC, Kim BG, Fujisawa H, Strittmatter SM. PlexinA2 limits recovery from corticospinal axotomy by mediating oligodendrocyte-derived Sema6A growth inhibition. Molecular And Cellular Neuroscience 2012, 50: 193-200. PMID: 22564823, PMCID: PMC3383336, DOI: 10.1016/j.mcn.2012.04.007.Peer-Reviewed Original ResearchConceptsAxonal growthSpinal cordPellet retrieval taskCervical spinal cordWild-type miceContralateral gray matterAxon guidance cuesSevered fibersSprouted fibersAxonal sproutingCorticofugal projectionsFunctional recoveryBehavioral recoveryCNS injuryImpaired forelimbClass 3 semaphorinsCorticospinal fibersCorticospinal tractMedullary pyramidsSynaptic punctaInhibitor receptorsType miceUnilateral pyramidotomyNeuron inhibitionAdult trauma
2010
Genetic Deletion and Pharmacological Inhibition of Nogo-66 Receptor Impairs Cognitive Outcome after Traumatic Brain Injury in Mice
Hånell A, Clausen F, Björk M, Jansson K, Philipson O, Nilsson LN, Hillered L, Weinreb PH, Lee D, McIntosh TK, Gimbel DA, Strittmatter SM, Marklund N. Genetic Deletion and Pharmacological Inhibition of Nogo-66 Receptor Impairs Cognitive Outcome after Traumatic Brain Injury in Mice. Journal Of Neurotrauma 2010, 27: 1297-1309. PMID: 20486800, PMCID: PMC2942864, DOI: 10.1089/neu.2009.1255.Peer-Reviewed Original ResearchConceptsTraumatic brain injuryMossy fiber sproutingSoluble NgR1Fiber sproutingBrain injuryCortical impact injury modelEarly post-injury periodNogo-66 receptor 1Hippocampal mossy fiber sproutingBehavioral recovery processSham-injured animalsBrain-injured animalsPost-injury periodSpinal cord injuryOligodendrocyte myelin glycoproteinPharmacological neutralizationBehavioral recoveryFunctional recoveryLoss of tissueCord injuryTimm stainInjury modelMotor functionRodent modelsHistological effectsMAG and OMgp Synergize with Nogo-A to Restrict Axonal Growth and Neurological Recovery after Spinal Cord Trauma
Cafferty WB, Duffy P, Huebner E, Strittmatter SM. MAG and OMgp Synergize with Nogo-A to Restrict Axonal Growth and Neurological Recovery after Spinal Cord Trauma. Journal Of Neuroscience 2010, 30: 6825-6837. PMID: 20484625, PMCID: PMC2883258, DOI: 10.1523/jneurosci.6239-09.2010.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAnimalsBiotinCells, CulturedDextransDisease Models, AnimalFemaleFunctional LateralityGanglia, SpinalGPI-Linked ProteinsMaleMiceMice, Inbred C57BLMice, KnockoutMutationMyelin ProteinsMyelin-Associated GlycoproteinMyelin-Oligodendrocyte GlycoproteinNerve Tissue ProteinsNeuronsNogo ProteinsPyramidal TractsReceptors, Cell SurfaceReceptors, SerotoninRecovery of FunctionSpinal Cord InjuriesConceptsAxonal growthSpinal Cord Injury StudyMutant miceGreater axonal growthGreater behavioral recoverySpinal cord traumaWild-type miceAxonal growth inhibitionHeterozygous mutant miceDeficient myelinNeurological recoveryCNS damageTriple-mutant miceBehavioral recoveryCord traumaFunctional recoveryNeurological functionMyelin inhibitorsAxonal regrowthReceptor mechanismsInjury studiesMyelin inhibitionDecoy receptorOptimal chanceMiceCombination of NEP 1-40 Treatment and Motor Training Enhances Behavioral Recovery After a Focal Cortical Infarct in Rats
Fang PC, Barbay S, Plautz EJ, Hoover E, Strittmatter SM, Nudo RJ. Combination of NEP 1-40 Treatment and Motor Training Enhances Behavioral Recovery After a Focal Cortical Infarct in Rats. Stroke 2010, 41: 544-549. PMID: 20075346, PMCID: PMC2853474, DOI: 10.1161/strokeaha.109.572073.Peer-Reviewed Original ResearchConceptsMotor trainingWeeks postinfarctBehavioral recoverySkilled reachWeek 2Focal cortical infarctsFocal cortical ischemiaFocal ischemic infarctTreatment week 2Foot-fault testFocal ischemic injuryWeeks of treatmentSkilled reach taskNEP 1Cortical infarctsForelimb impairmentCortical ischemiaFoot faultsMotor recoveryIschemic infarctIschemic injuryMotor cortexEndothelin-1Intraventricular infusionMotor function