BlastocystEmbryo, MammalianEmbryonic DevelopmentEmbryo ImplantationEmbryonic and Fetal DevelopmentBlastomeresFertilization in VitroEmbryo Culture TechniquesEmbryo ResearchPregnancyEmbryo, NonmammalianEmbryo TransferChick EmbryoCryopreservationPersonhoodZygoteBeginning of Human LifeMorulaOocytesPregnancy RateEmbryo DispositionEctogenesisGene Expression Regulation, DevelopmentalSperm Injections, IntracytoplasmicCulture TechniquesCleavage Stage, OvumPreimplantation DiagnosisFertilizationEmbryologyIncubatorsCloning, OrganismFetal ViabilitySingle Embryo TransferLifeFallopian TubesSeedsValue of LifeEmbryo LossAnatomy, ArtisticMosaicismTheologyVitrificationTrophoblastsCulture MediaCryoprotective AgentsEthylene GlycolEndometriumReproductive TechniquesTime FactorsFetal ResearchGestational AgePregnancy OutcomePrenatal InjuriesZona PellucidaEmbryo Implantation, DelayedAneuploidyResearch Embryo CreationReproductive Techniques, AssistedIn Situ HybridizationMoralsHuman CharacteristicsRNA, MessengerUterusSuperovulationCumulus CellsMesodermGamete Intrafallopian TransferEmbryonic Stem CellsYolk SacMorphogenesisFetusMolecular Sequence DataInfertility, FemalePropylene GlycolNuclear Transfer TechniquesGerm LayersIn Vitro Oocyte Maturation TechniquesZebrafishParthenogenesisCatholicismCell DifferentiationThiepinsImmunohistochemistryCell NucleusTotipotent Stem CellsChromosome AberrationsCochlear ImplantationNontherapeutic Human ExperimentationHomeodomain ProteinsOogenesisSpermatozoaEastern OrthodoxyCattleMice, Inbred ICREndospermCell CountBody PatterningTranscription FactorsBase SequenceCells, Cultured