Embryonic Stem CellsRegenerationKidneyAmbystoma mexicanumExtremitiesStem CellsTurbellariaAmbystomaNotophthalmus viridescensNotophthalmusCell DifferentiationForelimbPluripotent Stem CellsUreterSalamandridaeStem Cell TransplantationEmbryo, MammalianGene Expression Regulation, DevelopmentalOctamer Transcription Factor-3Hematopoietic Stem CellsMesodermPlanariansInduced Pluripotent Stem CellsAnimal FinsCell LineageCell Culture TechniquesAdult Stem CellsHomeodomain ProteinsCells, CulturedTriturusMultipotent Stem CellsCell LineEmbryoid BodiesNeural Stem CellsCell ProliferationEmbryo ResearchTailNephronsSOXB1 Transcription FactorsIn Situ HybridizationTeratomaStem Cell NicheWilms TumorHematopoietic Stem Cell TransplantationTranscription FactorsTotipotent Stem CellsGene Expression ProfilingAmputationPAX2 Transcription FactorCell DedifferentiationSignal TransductionMorphogenesisMesenchymal Stromal CellsReverse Transcriptase Polymerase Chain ReactionGerm LayersImmunohistochemistryMesenchymal Stem Cell TransplantationWnt4 ProteinEndodermLeukemia Inhibitory FactorStem Cell ResearchBone Morphogenetic Protein 4ChimeraUrodelaOrganogenesisTretinoinGene ExpressionWnt ProteinsMesonephrosGene TargetingNerve TissueStem Cell FactorGene Expression RegulationPleurodelesZebrafishBlastocystWolffian DuctsStage-Specific Embryonic AntigensMolecular Sequence DataEmbryonic DevelopmentNuclear ReprogrammingBase SequenceFeeder CellsModels, BiologicalMice, Inbred C57BLRegenerative MedicineGlial Cell Line-Derived Neurotrophic FactorOrgan Culture TechniquesRNA, MessengerEmbryonic and Fetal DevelopmentFlow CytometryCell SeparationMice, TransgenicGreen Fluorescent ProteinsPhenotypeCoculture TechniquesHematopoiesisTime FactorsBiological MarkersOligonucleotide Array Sequence Analysis