Xenopus ProteinsEmbryonic InductionActivinsEctodermXenopusXenopus laevisGastrulaMesodermRNA CapsEmbryo, NonmammalianInhibinsFetal ProteinsGene Expression Regulation, DevelopmentalT-Box Domain ProteinsGoosecoid ProteinNervous SystemBone Morphogenetic ProteinsIn Situ HybridizationNeural PlateBody PatterningNodal Signaling LigandsBlastulaFibroblast Growth FactorsMolecular Sequence DataBone Morphogenetic Protein 4Organizers, EmbryonicHomeodomain ProteinsMorphogenesisEndodermTranscription FactorsRNA Cap AnalogsAmino Acid SequenceWnt ProteinsOtx Transcription FactorsMicroinjectionsSignal TransductionSOXF Transcription FactorsProteinsBase SequenceZebrafish ProteinsDNA-Binding ProteinsNeural CrestRNA, MessengerGrowth SubstancesSequence Homology, Amino AcidBlastomeresReceptors, Fibroblast Growth FactorNodal ProteinTailCarrier ProteinsTrans-ActivatorsEmbryonic DevelopmentPaired Box Transcription FactorsIntercellular Signaling Peptides and ProteinsCloning, MolecularReverse Transcriptase Polymerase Chain ReactionCell DifferentiationFibroblast Growth Factor 2Genes, HomeoboxGlycoproteinsDNA PrimersTransforming Growth Factor betaDNA, ComplementaryReceptors, Growth FactorRNABlastocystNerve Tissue ProteinsCell Lineagebeta CateninOligonucleotides, AntisenseRepressor ProteinsCytoskeletal ProteinsTretinoinCentral Nervous SystemProto-Oncogene ProteinsGene ExpressionPhenotypeTime FactorsProtein Structure, TertiaryTranscription, GeneticNuclear ProteinsPolymerase Chain ReactionModels, BiologicalRNA Cap-Binding ProteinsCommunity-Acquired InfectionsEukaryotic Initiation Factor-4EPneumonia, BacterialMethyltransferasesPneumoniaGuanosineRNA, Spliced LeaderCathelicidinsNuclear Cap-Binding Protein ComplexPeptide Initiation FactorsMethylationMicrofilament ProteinsProtein BiosynthesisAntimicrobial Cationic PeptidesCyclic AMP Receptor ProteinEukaryotic Initiation Factor-4F