Caco-2 CellsCephalexinIntestinesIntestinal MucosaSymportersHT29 CellsCell LineBacterial AdhesionIntestinal AbsorptionEnterocytesColonic NeoplasmsBiological TransportRNA, MessengerCarrier ProteinsCalcium CarbonateIntestine, SmallCistusCell Line, TumorEpithelial CellsTumor Cells, CulturedLactobacillus acidophilusMolecular Sequence DataGene Expression RegulationCell MembraneKineticsCell Line, TransformedCell PolarityDipeptidesEpitheliumBase SequenceEnterotoxinsColonPromoter Regions, GeneticMembrane ProteinsInterleukin-8Cells, CulturedChloridesHydrogen-Ion ConcentrationTransfection