SkinStem CellsKeratinocytesAdult Stem CellsEmbryonic Stem CellsUltraviolet RaysHematopoietic Stem CellsMelanocytesCell DifferentiationFibroblastsEpidermisCloning, MolecularCells, CulturedSkin NeoplasmsSkin AgingDose-Response Relationship, RadiationEmbryo, MammalianStem Cell TransplantationEmbryo, NonmammalianSkin Physiological PhenomenaPluripotent Stem CellsChick EmbryoHematopoietic Stem Cell TransplantationStem Cell NicheNeural Stem CellsInduced Pluripotent Stem CellsSkin, ArtificialBase SequenceMultipotent Stem CellsMolecular Sequence DataMesenchymal Stem Cell TransplantationDermisStem Cell FactorSkin DiseasesMesenchymal Stromal CellsSkin PigmentationEmbryo ImplantationBlastocystCell LineageAmino Acid SequenceGene Expression Regulation, DevelopmentalCell ProliferationCell LineRNA, MessengerEmbryonic DevelopmentStem Cell ResearchPlant StemsSkin AbsorptionGene ExpressionMice, Inbred C57BLFetal Stem CellsCloning, OrganismSunlightSignal TransductionWound HealingGene Expression RegulationCell SurvivalDNA, ComplementaryCell DivisionMice, HairlessImmunohistochemistryHematopoietic Stem Cell MobilizationSequence Homology, Amino AcidModels, BiologicalEmbryonic and Fetal DevelopmentNeoplastic Stem CellsCysteamineCell Culture TechniquesEmbryo LossOctamer Transcription Factor-3DNAEmbryo ResearchBone Marrow CellsMutationMelaninsRegenerationPregnancyTime FactorsReverse Transcriptase Polymerase Chain ReactionTranscription FactorsPhenotypeApoptosisDNA PrimersCell SeparationSkin TestsHomeodomain ProteinsDNA DamageIn Situ HybridizationAdministration, TopicalHair FollicleFertilization in VitroFlow CytometryHematopoiesisTotipotent Stem CellsBlastomeresKeratinsOxidative StressMice, SCIDRegenerative MedicineCleavage Stage, Ovum