RegenerationAmbystoma mexicanumCell DedifferentiationExtremitiesTurbellariaNotophthalmus viridescensNotophthalmusAmbystomaCell ProliferationForelimbSalamandridaeCell DifferentiationCell DivisionAnimal FinsCells, CulturedSignal TransductionPlanariansApoptosisTailCell Line, TumorUrodelaImmunohistochemistryTriturusCell CycleRNA, MessengerBromodeoxyuridineReverse Transcriptase Polymerase Chain ReactionGene Expression RegulationCell MovementStem CellsBlotting, WesternGene Expression Regulation, DevelopmentalIn Situ HybridizationCell LineZebrafishDown-RegulationAmputationCell SurvivalTranscription FactorsTime FactorsEpithelial CellsGene ExpressionWound HealingMolecular Sequence DataChondrocytesPhosphorylationMice, Inbred C57BLGene Expression Regulation, NeoplasticHomeodomain ProteinsGene Expression ProfilingRNA, Small InterferingTumor Cells, CulturedModels, BiologicalBase SequenceProliferating Cell Nuclear AntigenPleurodelesMesodermLymphocyte ActivationMice, TransgenicLiposarcomabeta CateninMuscle, Smooth, VascularWilms TumorUp-RegulationFlow CytometryTransfectionKi-67 AntigenPhenotypeMice, KnockoutFibroblastsNerve TissueCell Transformation, NeoplasticAmino Acid SequenceCell Growth ProcessesTretinoinDNA PrimersMyocytes, Smooth MuscleRNA InterferenceProto-Oncogene Proteins c-aktMorphogenesisCell CountCell NucleusCell Culture TechniquesDose-Response Relationship, DrugOligonucleotide Array Sequence AnalysisRats, Sprague-DawleyEnzyme ActivationTrans-ActivatorsZebrafish ProteinsCyclin D1T-LymphocytesCartilageEpidermisTransforming Growth Factor betaExtracellular MatrixDNAMitogen-Activated Protein KinasesDNA-Binding ProteinsThymidineMice, Nude