Embryo, MammalianBlastocystBlastomeresCleavage Stage, OvumEmbryonic DevelopmentEmbryo, NonmammalianVertebratesMorulaZygoteEmbryonic and Fetal DevelopmentReptilesViviparity, NonmammalianEmbryo ImplantationZebrafishOryziasChick EmbryoFertilization in VitroChickensMolecular Sequence DataMammalsOncorhynchus mykissOocytesPregnancyFetal ViabilitySaccule and UtricleUrochordataFish ProteinsAmino Acid SequenceEmbryo TransferFishesEvolution, MolecularGene Expression Regulation, DevelopmentalEmbryo Culture TechniquesCulture TechniquesCryopreservationPhylogenyHair Cells, AuditoryFallopian TubesRana catesbeianaBase SequenceSequence Homology, Amino AcidZona PellucidaRNA, MessengerOptic Lobe, NonmammalianAlpha-AmanitinCloning, MolecularSequence AlignmentSpecies SpecificityMice, Inbred ICRDNA, ComplementaryCulture MediaNuclear Transfer TechniquesEthylene GlycolTotipotent Stem CellsEmbryo LossOvumFertilizationTissue DistributionCryoprotective AgentsParthenogenesisCarbonic AcidSperm Injections, IntracytoplasmicCloning, OrganismMorphogenesisMice, Inbred StrainsRetinaSuperovulationMicroinjectionsCattleEmbryonic InductionCytochalasinsIn Situ HybridizationMesodermMice, Inbred CBASequence Analysis, DNAAmanitinsSpermatozoaFreezingCell NucleusEmbryo DispositionMetaphaseChimeraAphidicolinMesocricetusTime FactorsSerum Albumin, BovineSperm-Ovum InteractionsCell AggregationMice, Inbred C57BLGastrulaOctamer Transcription Factor-3Transcription FactorsCell DifferentiationXenopus laevisBody PatterningCytochalasin BTranscription, GeneticCytoplasmCell DivisionRNA