Enteroendocrine CellsGastrinsCholecystokininEndocrine GlandsSecretinGastrointestinal HormonesGlucagon-Like Peptide 1Gastric Inhibitory PolypeptideProglucagonIntestine, SmallReceptors, CholecystokininGlucagon-Like Peptide 2Paneth CellsReceptor, Cholecystokinin BPeptonesDuodenumIncretinsEndocrine SystemIntestinal MucosaEnterochromaffin CellsProtein HydrolysatesGastric MucosaIntestinesDigestive SystemGoblet CellsParietal Cells, GastricBasic Helix-Loop-Helix Transcription FactorsChromogranin ASomatostatinPyloric AntrumReceptors, G-Protein-CoupledEnterocytesPhenylthioureaAPUD CellsGastric AcidStomachGastrointestinal TractGastric JuiceSerotoninColonPylorusGlucagon-Like PeptidesCell LineagePeptide YYZollinger-Ellison SyndromeGastrin-Secreting CellsPentagastrinIleitisMice, TransgenicEndocrine CellsLower Gastrointestinal TractNerve Tissue ProteinsNeurotensinOpossumsCell DifferentiationJejunumGlucagonTasteBenzodiazepinonesEnterochromaffin-like CellsDuodenal UlcerImmunohistochemistryFatty Acid-Binding ProteinsReceptors, GlucagonIntestine, LargeHistidine DecarboxylaseGastrin-Releasing PeptideStem CellsHomeodomain ProteinsTransducinEatingSubstance PEnteric Nervous SystemProtein PrecursorsCell LineAnemia, PerniciousCell CountGhrelinAchlorhydriaSincalideRNA, MessengerEpithelial CellsSignal TransductionMotilin