2017
Cryopreservation Maintains Functionality of Human iPSC Dopamine Neurons and Rescues Parkinsonian Phenotypes In Vivo
Wakeman D, Hiller B, Marmion D, McMahon C, Corbett G, Mangan K, Ma J, Little L, Xie Z, Perez-Rosello T, Guzman J, Surmeier D, Kordower J. Cryopreservation Maintains Functionality of Human iPSC Dopamine Neurons and Rescues Parkinsonian Phenotypes In Vivo. Stem Cell Reports 2017, 9: 149-161. PMID: 28579395, PMCID: PMC5511045, DOI: 10.1016/j.stemcr.2017.04.033.Peer-Reviewed Original ResearchConceptsParkinson's diseaseDopamine neuronsMidbrain dopamine neuronsStem cell therapyGrafted neuronsHost striatumCell-based therapiesPluripotent stem cell therapyFunctional deficitsPrimate modelFiber innervationParkinsonian phenotypeTherapeutic efficacyTransplantation studiesCell therapyNeuronsSignificant reversalTranslational developmentBehavioral assessmentClinical applicationTherapyElectrophysiological signaturesRatsDiseaseMinimal manipulation
2014
Survival and Integration of Neurons Derived from Human Embryonic Stem Cells in MPTP-Lesioned Primates
Wakeman DR, Weiss S, Sladek JR, Elsworth JD, Bauereis B, Leranth C, Hurley PJ, Roth RH, Redmond DE. Survival and Integration of Neurons Derived from Human Embryonic Stem Cells in MPTP-Lesioned Primates. Cell Transplantation 2014, 23: 981-994. PMID: 23562290, DOI: 10.3727/096368913x664865.Peer-Reviewed Original ResearchConceptsHuman embryonic stem cell linesEmbryonic stem cell linesHuman embryonic stem cellsEmbryonic stem cellsGene expression studiesStem cell linesGFP lentiviral vectorExpression studiesDifferentiated cellsDifferentiation protocolsDopamine neuronal survivalIntegration of neuronsNeuronal cellsNeuronal phenotypeTyrosine hydroxylaseStem cellsExtension of processesBiochemical analysisDopaminergic marker tyrosine hydroxylaseHESCCell linesIII-tubulinMidbrain of MPTPPhenotypeMembrane depolarization
2010
Cellular Repair in the Parkinsonian Nonhuman Primate Brain
Redmond DE, Weiss S, Elsworth JD, Roth RH, Wakeman DR, Bjugstad KB, Collier TJ, Blanchard BC, Teng YD, Synder EY, Sladek JR. Cellular Repair in the Parkinsonian Nonhuman Primate Brain. Rejuvenation Research 2010, 13: 188-194. PMID: 20370501, PMCID: PMC2946058, DOI: 10.1089/rej.2009.0960.Peer-Reviewed Original ResearchConceptsHuman neural stem cellsSubstantia nigraDopamine neuronsParkinson's diseaseFetal dopaminergic neuronsFetal striatal tissueReduction of medicationLittle therapeutic benefitParkinsonian motor deficitsSubsequent clinical trialsDopaminergic neural systemsNonhuman primate brainCell replacement strategiesLong-term improvementStem cellsNeural stem cellsMotor deficitsDopaminergic neuronsNeurological signsCellular repairClinical trialsStriatal targetsStriatal tissueTherapeutic benefitParkinson's patients
2007
Behavioral improvement in a primate Parkinson's model is associated with multiple homeostatic effects of human neural stem cells
Redmond DE, Bjugstad KB, Teng YD, Ourednik V, Ourednik J, Wakeman DR, Parsons XH, Gonzalez R, Blanchard BC, Kim SU, Gu Z, Lipton SA, Markakis EA, Roth RH, Elsworth JD, Sladek JR, Sidman RL, Snyder EY. Behavioral improvement in a primate Parkinson's model is associated with multiple homeostatic effects of human neural stem cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2007, 104: 12175-12180. PMID: 17586681, PMCID: PMC1896134, DOI: 10.1073/pnas.0704091104.Peer-Reviewed Original ResearchConceptsHuman neural stem cellsSubstantia nigraParkinson's diseaseNeural stem cellsTyrosine hydroxylaseBehavioral improvementModel of PDHost substantia nigraStem cellsResponsive progenitor cellsAlpha-synuclein aggregationDA markersNigrostriatal circuitryParkinsonian primatesParkinsonian signsNeuronal numberDA levelsFunctional improvementParkinson modelImmunopositive cellsNormalizing effectDA phenotypeHomeostatic effectsNumber of diseasesProgenitor cells