Xenopus laevisXenopusXenopus ProteinsOocytesOvumEmbryo, NonmammalianMetamorphosis, BiologicalMolecular Sequence DataEgg YolkMicroinjectionsGastrulaAmino Acid SequenceEgg ProteinsLarvaBase SequenceGene Expression Regulation, DevelopmentalCloning, MolecularVitellogeninsRNA, MessengerBlastulaRNA, ComplementaryEgg ShellEgg WhiteIn Situ HybridizationOogenesisSequence Homology, Amino AcidEmbryonic InductionEctodermMesodermFertilizationDNA, ComplementaryCell ExtractsDNATranscription, GeneticZygoteBody PatterningMelanophoresRNA, Ribosomal, 5STranscription Factor TFIIIACarrier ProteinsMorphogenesisNucleoplasminsParasite Egg CountNervous SystemRNAKineticsVitelline MembraneAnimals, Genetically ModifiedTranscription FactorsRNA, RibosomalSequence AlignmentBiological TransportGene ExpressionMembrane PotentialsTailNotochordCell NucleusProtein BiosynthesisRecombinant ProteinsTime FactorsSpecies SpecificityMaturation-Promoting FactorAmphibiansBlastomeresEgg HypersensitivityActivinsSequence Homology, Nucleic AcidEmbryonic DevelopmentEgg Proteins, DietarySymportersElectrophysiologySpermatozoaPoly AHomeodomain ProteinsGenesDNA-Binding ProteinsMeiosisPlasmidsSperm-Ovum InteractionsNucleic Acid HybridizationGastrulationSignal TransductionOvipositionSodiumMutationAnuraBlotting, NorthernGene LibraryMicroscopy, ElectronMitosisGene Expression RegulationT-Box Domain ProteinsNuclear ProteinsDNA PrimersCalciumCell MembraneRecombinant Fusion ProteinsCell-Free SystemModels, BiologicalOligonucleotides, Antisense