Cloning, OrganismNuclear Transfer TechniquesClone CellsCell NucleusCloning, MolecularNucleoplasminsNuclear ReprogrammingOxytrichaParameciumTetrahymenaOocytesTetrahymena thermophilaBlastocystOctamer Transcription Factor-3Molecular Sequence DataHybrid CellsEmbryo, MammalianEmbryonic DevelopmentBase SequenceAmino Acid SequenceHistonesEpigenesis, GeneticGene Expression Regulation, DevelopmentalMethylation