VertebratesEmbryo, MammalianEmbryo, NonmammalianChromatography, High Pressure LiquidReptilesViviparity, NonmammalianChromatography, AffinityZebrafishChick EmbryoMolecular Sequence DataOryziasChickensAmino Acid SequenceMammalsChromatography, GelOncorhynchus mykissChromatographyChromatography, Ion ExchangeChromatography, GasSaccule and UtricleFish ProteinsEmbryo ImplantationFishesEvolution, MolecularPhylogenyChromatography, Thin LayerChromatography, LiquidSequence Homology, Amino AcidBlastocystHair Cells, AuditoryRana catesbeianaCloning, MolecularBase SequenceEmbryonic DevelopmentSpecies SpecificityOptic Lobe, NonmammalianSequence AlignmentDNA, ComplementaryTissue DistributionEmbryo LossRNA, MessengerEmbryonic and Fetal DevelopmentGene Expression Regulation, DevelopmentalMolecular WeightChromatography, DEAE-CelluloseRetinaFertilization in VitroPregnancyCleavage Stage, OvumBlastomeresElectrophoresis, Polyacrylamide GelSequence Analysis, DNAChromatography, AgaroseEmbryo DispositionMass SpectrometryMorulaZygoteGas Chromatography-Mass SpectrometryCattleKineticsChromatography, Reverse-PhaseCryopreservationGastrulaAmino AcidsBody PatterningOocytesIn Situ HybridizationChromatography, PaperCulture TechniquesMorphogenesisEmbryo ResearchCloning, OrganismSingle Embryo TransferSeedsMesodermHydrogen-Ion ConcentrationEctogenesisNuclear Transfer TechniquesTime FactorsEctodermSubstrate SpecificityZebrafish ProteinsPregnancy RateSepharoseSpectrophotometry, UltravioletChemistryChemical PhenomenaTandem Mass SpectrometryTranscription FactorsMutationXenopus ProteinsCulture MediaSperm Injections, IntracytoplasmicSea UrchinsHomeodomain ProteinsCarbohydratesIsoelectric FocusingFetal ViabilitySpectrometry, Mass, Electrospray IonizationEndoderm