CerebrumEmbryonic StructuresGene Expression Regulation, DevelopmentalBody PatterningEmbryo, MammalianZebrafishEmbryo, NonmammalianIn Situ HybridizationMesodermBrainTelencephalonCerebellumMilk SubstitutesGrewiaDysautonomia, FamilialBrain ChemistryOxytropisMeningoencephalitisCerebral CortexTrichlorfonMercury Poisoning, Nervous SystemPia MaterMagnetic Resonance ImagingDog DiseasesBrain StemTissue DistributionOrgan SpecificityFatal OutcomeOrgan SizeCerebellar DiseasesDogsCerebrovascular CirculationNerve Tissue ProteinsCerebral VentriclesAnimals, NewbornBlood-Brain BarrierBrain DiseasesMice, Inbred ICRSpinal CordImmunohistochemistryGangliosidesBrain NeoplasmsAtrophyCentral Nervous SystemLiverRats, Inbred StrainsNeuronsCorpus CallosumKidneyRats, Sprague-DawleyAstrocytesSwineFetusCerebral InfarctionMyelin SheathRNA, MessengerRats, WistarMolecular Sequence DataAgingCollateral CirculationDisease Models, AnimalPregnancyNerve Fibers, MyelinatedCholesterol, DietaryRegional Blood FlowChickensCatsImage Processing, Computer-AssistedAmino Acid SequenceGestational Age