Regenerative MedicineGuided Tissue Regeneration, PeriodontalRegenerationTissue EngineeringBioengineeringStem Cell TransplantationInduced Pluripotent Stem CellsEmbryonic Stem CellsStem CellsCell DifferentiationAlveolar Bone LossAdult Stem CellsCell- and Tissue-Based TherapyPluripotent Stem CellsCell Culture TechniquesMesenchymal Stromal CellsBiocompatible MaterialsCells, CulturedCell LineageMesenchymal Stem Cell TransplantationMyocytes, CardiacCell ProliferationFetal BloodCell TransdifferentiationFetusNuclear ReprogrammingCloning, OrganismAnimals, NewbornAgingInfant, NewbornFibroblastsEmbryo, MammalianGene Expression Regulation, DevelopmentalRNA, MessengerCell DivisionGene Expression RegulationGene Expression ProfilingPhenotypeFlow CytometryAge FactorsCell LinePregnancyTranscription FactorsTime FactorsTranscription, GeneticModels, BiologicalMolecular Sequence DataSignal Transduction