Embryonic Stem CellsRegenerationAmbystoma mexicanumExtremitiesStem CellsTurbellariaNotophthalmusAmbystomaNotophthalmus viridescensCell DifferentiationPluripotent Stem CellsForelimbStem Cell TransplantationEmbryo, MammalianOctamer Transcription Factor-3Hematopoietic Stem CellsInduced Pluripotent Stem CellsCell LineageCell Culture TechniquesAdult Stem CellsGene Expression Regulation, DevelopmentalSalamandridaeEmbryoid BodiesCells, CulturedNeural Stem CellsCell LineEmbryo ResearchMultipotent Stem CellsSOXB1 Transcription FactorsHomeodomain ProteinsTeratomaStem Cell NicheCell ProliferationHematopoietic Stem Cell TransplantationTotipotent Stem CellsPlanariansGerm LayersMesenchymal Stromal CellsAnimal FinsMesenchymal Stem Cell TransplantationEndodermGene Expression ProfilingLeukemia Inhibitory FactorStem Cell ResearchChimeraGene TargetingTranscription FactorsReverse Transcriptase Polymerase Chain ReactionStem Cell FactorSignal TransductionCell DedifferentiationBlastocystStage-Specific Embryonic AntigensNuclear ReprogrammingFeeder CellsTriturusGene Expression RegulationRegenerative MedicineFlow CytometryMesodermBone Morphogenetic Protein 4Cell SeparationGreen Fluorescent ProteinsTretinoinTailCoculture TechniquesHematopoiesisBiological MarkersGene ExpressionMice, Inbred C57BLGerm CellsMyocytes, CardiacNeuronsImmunohistochemistryFetal Stem CellsEpigenesis, GeneticEmbryonic DevelopmentMice, SCIDModels, BiologicalActivinsBase SequenceNeoplastic Stem CellsCell SurvivalKaryotypingPhenotypePlant StemsRNA, MessengerAmputationMolecular Sequence DataCloning, OrganismIn Situ HybridizationMice, TransgenicCell TransplantationTissue EngineeringOligonucleotide Array Sequence AnalysisTime FactorsWnt ProteinsDNA-Binding ProteinsCell- and Tissue-Based TherapyEmbryonal Carcinoma Stem Cells