Neural CrestNeurulationNeural TubeEctodermNervous SystemNeural Tube DefectsChick EmbryoEmbryo, NonmammalianAmbystoma mexicanumCentral Nervous SystemSkullIn Situ HybridizationMorphogenesisGene Expression Regulation, DevelopmentalAmyotrophic Lateral SclerosisXenopus ProteinsEmbryo, MammalianMicroscopy, Electron, ScanningAmbystomaGallic AcidMesodermGastrulaNotochordBody PatterningMesencephalonHeadQuailPapaverineRhombencephalonLateral Line SystemXenopus laevisXenopusEmbryonic and Fetal DevelopmentCell MovementEmbryonic InductionGenes, HomeoboxHomeodomain ProteinsTranscription FactorsMolecular Sequence DataColchicineTime FactorsReceptor, Platelet-Derived Growth Factor alphaCulture TechniquesEpitheliumMicroscopy, ElectronDiazepamBrainHypothalamic Area, LateralLateral VentriclesCadherinsAmino Acid SequenceNocodazoleCell DifferentiationImmunohistochemistrySignal TransductionGeniculate BodiesKineticsLateral Ligament, AnkleNeuronsMutationMagnetic Resonance ImagingPlant RootsTennis ElbowVocal CordsModels, MolecularBase SequenceRNA, MessengerLateral Medullary SyndromeCatsDiffusionMotor NeuronsNeural PathwaysRats, Sprague-DawleySuperoxide DismutaseModels, BiologicalBrain MappingProtein FoldingLateral Thalamic NucleiCells, CulturedIndoleacetic AcidsCell LineSpinal CordBinding SitesKnee JointAmygdalaCell MembraneFunctional LateralityVisual PathwaysCadaverProtein BindingGene Transfer, HorizontalProtein Structure, TertiaryMotor Neuron DiseaseRange of Motion, ArticularPonsImage Processing, Computer-AssistedPhotic StimulationSequence Homology, Amino AcidRecombinant ProteinsJoint Instability