Intestine, SmallVitamin AIntestinesVitaminsVitamin DVitamin EVitamin B 12Vitamin A DeficiencyIntestine, LargeVitamin D DeficiencyIntestinal MucosaJejunumIntestinal AbsorptionVitamin K 1IleumVitamin B 6Vitamin E DeficiencyVitamin B 12 DeficiencyDuodenumVitamin K DeficiencyCholecalciferolVitamin B 6 DeficiencyAscorbic AcidIntestinal NeoplasmsMicrovilliDietary SupplementsReceptors, CalcitriolColonVitamin D-Binding ProteinEnterocytesIntestinal DiseasesDigestive SystemDietPyridoxineLiverGastrointestinal MotilityCalcitriolVitamin K 2SucraseSwineCalcifediolPaneth CellsStomachCecumGerm-Free LifeTissue DistributionRNA, MessengerRats, Inbred StrainsIntestinal SecretionsGastrointestinal TransitMyenteric PlexusSerous MembraneJejunal NeoplasmsVitamin B DeficiencyAntioxidantsEpitheliumDigestionGastrointestinal ContentsErgocalciferolsFolic AcidOrgan SpecificityDigestive System Physiological PhenomenaAnimals, SucklingVitamin K 3EnteritisDisaccharidasesIleal NeoplasmsRats, WistarMice, Inbred C57BLCaco-2 CellsAdministration, OralMolecular Sequence DataRats, Sprague-DawleyBiological TransportVitamin K Deficiency BleedingGastrointestinal TractTime FactorsRicketsAvitaminosisSunlightbeta CaroteneNutritional StatusAnimal Feedalpha-TocopherolBody WeightFecesSubmucous PlexusMyoelectric Complex, MigratingDose-Response Relationship, DrugSodium-Coupled Vitamin C TransportersPeristalsisMesenteryKidneyHydroxycholecalciferolsImmunohistochemistryAnimals, NewbornGastrointestinal HormonesMalabsorption SyndromesDiarrheaEpithelial Cells