Induced Pluripotent Stem CellsPluripotent Stem CellsNuclear ReprogrammingOctamer Transcription Factor-3SkinEmbryonic Stem CellsSOXB1 Transcription FactorsKeratinocytesCell DifferentiationFibroblastsUltraviolet RaysCells, CulturedMelanocytesEpidermisCell Culture TechniquesSkin NeoplasmsCell LineSkin AgingHomeodomain ProteinsDose-Response Relationship, RadiationLeukemia Inhibitory FactorGene Expression Regulation, DevelopmentalEmbryo, MammalianCell DedifferentiationCell LineageSkin Physiological PhenomenaEpigenesis, GeneticGene Expression RegulationTranscription FactorsEmbryonic DevelopmentGerm LayersStem CellsCell ProliferationTeratomaKruppel-Like Transcription FactorsSignal TransductionSkin, ArtificialDermisEmbryoid BodiesGenetic VectorsGene Expression ProfilingSkin DiseasesSkin PigmentationRepressor ProteinsDNA-Binding ProteinsHistonesRNA InterferenceStage-Specific Embryonic AntigensPromoter Regions, GeneticProto-Oncogene Proteins c-mycLentivirusRegenerative MedicineSkin AbsorptionFeeder CellsSunlightMice, HairlessGerm CellsCysteamineChimeraOctamer Transcription FactorsMelaninsGene ExpressionWound HealingCell EngineeringRNA, MessengerTotipotent Stem CellsSkin TestsMice, Inbred C57BLReverse Transcriptase Polymerase Chain ReactionMice, SCIDBlastocyst Inner Cell MassModels, BiologicalAdministration, TopicalDNA MethylationBiological MarkersKaryotypingTransgenesImmunohistochemistryEndodermTetraploidyAntigens, CD15DNA DamagePyrimidine DimersStem Cell TransplantationTransduction, GeneticOxidative StressErythemaActivinsPhotosensitizing AgentsChromosomes, Artificial, HumanCell SurvivalDiphenylamineCulture Media, ConditionedMicroscopy, FluorescenceCell- and Tissue-Based TherapyOligonucleotide Array Sequence AnalysisPhthalic AnhydridesMelanomaKeratinsBase Sequence