Granuloma, Lethal MidlineMidline Thalamic NucleiBody PatterningAxonsCentral Nervous SystemGene Expression Regulation, DevelopmentalOptic ChiasmHoloprosencephalyNotochordEmbryo, NonmammalianDrosophila ProteinsDiencephalonDrosophilaZebrafishNerve Tissue ProteinsDiastemaAgenesis of Corpus CallosumNervous SystemIn Situ HybridizationMorphogenesisHedgehog ProteinsZebrafish ProteinsNeurogliaGrowth ConesCorpus CallosumEmbryonic InductionPalateEphrin-B3RhombencephalonReceptors, ImmunologicTelencephalonEctodermGenes, InsectGastrulaMesodermSpinal CordLaparotomyChick EmbryoAbdominal WallNeuronsHypertelorismEphrinsSignal TransductionNodal ProteinProsencephalonHomeodomain ProteinsNeural PathwaysMutationDrosophila melanogasterReceptors, Eph FamilyTranscription FactorsOrganizers, EmbryonicAnimals, Genetically ModifiedMagnetic Resonance ImagingMesencephalonAbdominal Wound Closure TechniquesContactin 2EncephaloceleCraniofacial AbnormalitiesT-Box Domain ProteinsDermoid CystLeft-Right Determination FactorsFibroblast Growth Factor 8Insect ProteinsThird VentricleCell MovementBasic Helix-Loop-Helix Transcription FactorsPhenotypeReceptor, EphB5Hernia, VentralBone Morphogenetic ProteinsImmunohistochemistryFetal ProteinsNerve Growth FactorsIntercellular Signaling Peptides and ProteinsSOX Transcription FactorsSkullEmbryonic DevelopmentNeural PlateCerebellumMembrane ProteinsSurgical Wound DehiscenceCranial Fossa, PosteriorGrasshoppersTomography, X-Ray ComputedAbnormalities, MultipleHernia, AbdominalThyroglossal CystSuture TechniquesBrainNose NeoplasmsEmbryo, MammalianReceptor, EphB2Nervous System MalformationsCell DifferentiationNeural Tube DefectsSmilingNeurulationBrain StemChoristoma