ThiepinsEmbryo, MammalianCell LineCell Transformation, NeoplasticClone CellsCell Line, TumorEmbryo ImplantationBlastocystChick EmbryoBlastomeresEmbryo ResearchEmbryonic DevelopmentEmbryo, NonmammalianMolecular Sequence DataBase SequenceFertilization in VitroCulture TechniquesCell Line, TransformedEmbryonic and Fetal DevelopmentCloning, MolecularPersonhoodPregnancyBeginning of Human LifeAmino Acid SequenceRNA, MessengerEmbryo DispositionCryopreservationEmbryo Culture TechniquesCells, CulturedEmbryo TransferCricetinaeMesocricetusTumor Cells, CulturedDNAGene Expression Regulation, Developmental