Neuroendocrine TumorsCarcinoid TumorNeuroendocrine CellsCarcinoma, NeuroendocrineNeurosecretory SystemsCarcinoma, Small CellCell Line, TumorCarcinoma, Squamous CellChromogranin AChromograninsProstatic HyperplasiaCarcinoma, Renal CellOctreotidePancreatic NeoplasmsGastrointestinal NeoplasmsCarcinomaLung NeoplasmsProstatic NeoplasmsSmall Cell Lung CarcinomaTumor Markers, BiologicalReceptors, SomatostatinImmunohistochemistryCarcinoma, Basal CellDigestive System NeoplasmsTumor Cells, CulturedProstatic DiseasesSomatostatinCarcinoma, Merkel CellProstateSynaptophysinKidney NeoplasmsIntestinal NeoplasmsAdenocarcinomaIleal NeoplasmsBronchial NeoplasmsLiver NeoplasmsCarcinoma, HepatocellularEndocrine Gland NeoplasmsVipomaCarcinoma, Large CellNeoplasm StagingPrognosisCarcinoma, Transitional CellNeoplasm MetastasisAntineoplastic AgentsSkin NeoplasmsGene Expression Regulation, NeoplasticGastrinomaHead and Neck NeoplasmsPhosphopyruvate HydrataseNeuroendocrine Secretory Protein 7B2Secretory VesiclesRadiopharmaceuticalsCarcinoma, Islet CellCarcinoma, Acinar CellRNA, MessengerGlucagonomaProstatic Intraepithelial NeoplasiaPheochromocytomaChromogranin BTumor BurdenTreatment OutcomeTomography, X-Ray ComputedMouth NeoplasmsCell ProliferationMice, NudeNeoplasm ProteinsPC12 CellsImmunoenzyme TechniquesParagangliomaRetrospective StudiesNervous System NeoplasmsInsulinomaEndocrine GlandsReverse Transcriptase Polymerase Chain ReactionCarcinoma in SituDNA, NeoplasmAntigens, NeoplasmNeoplasm InvasivenessEsophageal NeoplasmsOrganometallic CompoundsLymphatic MetastasisAdrenal Gland NeoplasmsTumor Suppressor Protein p53Carcinoma, MedullaryNeoplasms, ExperimentalNeoplasms, Multiple PrimaryCell DivisionNeoplasm TransplantationSignal TransductionTime FactorsNeoplasmsIndium RadioisotopesDuodenal NeoplasmsFatal OutcomeKi-67 AntigenCarcinoma, PapillaryApudomaSurvival RateExocytosis