SomatostatinReceptors, SomatostatinEnzyme-Linked Immunosorbent AssayReagent Kits, DiagnosticOctreotideSensitivity and SpecificityReindeerAlphaherpesvirinaeSeroepidemiologic StudiesSomatostatin-28Antibodies, ViralBiological MarkersImmunoglobulin MImmunoglobulin GCase-Control StudiesAntibodies, BacterialNeuroendocrine TumorsReproducibility of ResultsGastrinsSomatostatin-Secreting CellsFecesProto-Oncogene Proteins c-kitAcromegalyGlucagonIndium RadioisotopesROC CurvePeptides, CyclicInterleukin-6Hepatitis BBlotting, WesternGrowth Hormone-Releasing HormonePredictive Value of TestsCarcinoid TumorPentetic AcidPituitary NeoplasmsGrowth HormoneReceptors, NeurotransmitterTime FactorsPancreatic HormonesVascular Endothelial Growth Factor ATumor Necrosis Factor-alphaHormonesGrowth Hormone-Secreting Pituitary AdenomaPancreasPancreatic PolypeptideInsulinEndocrine Gland NeoplasmsHormone AntagonistsIslets of LangerhansPrognosisVasoactive Intestinal PeptideSomatostatinomaGastric AcidPancreatic NeoplasmsHuman Growth HormoneGastrointestinal NeoplasmsMotilinPituitary GlandAdenoma, Islet CellRNA, MessengerPyloric AntrumGastric MucosaImmunohistochemistryRadioimmunoassayRadiopharmaceuticalsGastrointestinal HormonesPentagastrinSecretinAntineoplastic Agents, HormonalPertussis ToxinVirulence Factors, BordetellaBombesinMalignant Carcinoid SyndromeDose-Response Relationship, DrugSecretory RateCholecystokininNeuropeptidesGalaninCells, CulturedMolecular Sequence DataCysteamineInsulinoma