Cell DifferentiationNeuroendocrine TumorsCarcinoma, Squamous CellCarcinoma, NeuroendocrineCarcinomaCornified Envelope Proline-Rich ProteinsHuman Papillomavirus DNA TestsNeurosecretory SystemsCarcinoma, Transitional CellCarcinoma, AdenosquamousNeuroendocrine CellsImmunohistochemistryKeratinsRetinoidsUrotheliumUrinary Bladder NeoplasmsEpitheliumBronchiTransglutaminasesCarcinoma, HepatocellularKeratinocytesMetaplasiaTretinoinCystectomyTumor Markers, BiologicalCells, CulturedEpithelial CellsCell Transformation, NeoplasticLung NeoplasmsCell DivisionReceptors, Retinoic AcidAdenocarcinomaChromogranin ARNA, MessengerTumor Cells, CulturedTranscription FactorsTracheaProtein PrecursorsIn Situ HybridizationHead and Neck NeoplasmsTransforming Growth FactorsCarcinoma in SituChromograninsTetradecanoylphorbol AcetateCarcinoid TumorLiver NeoplasmsCarcinoma, PapillaryPapillomaviridaeTransfectionCarcinoma, Small CellSignal TransductionCarcinoma, Ductal, BreastCell ProliferationCarcinoma, Basal CellCell LineCell Line, TumorPancreatic NeoplasmsStem CellsReverse Transcriptase Polymerase Chain ReactionNeuroendocrine Secretory Protein 7B2Gene Expression Regulation, DevelopmentalCarcinoma, Large CellMolecular Sequence DataGene Expression Regulation, NeoplasticSex DifferentiationCarcinoma, MedullaryGastrointestinal NeoplasmsSynaptophysinCarcinoma, Merkel CellPrognosisBase SequenceGene Expression RegulationCarcinoma, BronchogenicCell LineageDNA-Binding ProteinsGene ExpressionEmbryonic Stem CellsTime FactorsNeoplasm StagingThyroid NeoplasmsCarcinoma, EmbryonalPhenotypeOctreotideNeoplasm ProteinsNeoplasm InvasivenessCarcinoma, Intraductal, NoninfiltratingCarcinoma, Adenoid CysticBreast NeoplasmsApoptosisBlotting, WesternMice, Inbred C57BLCarcinoma, LobularGene Expression ProfilingMutationMice, TransgenicNeuronsHomeodomain ProteinsNasopharyngeal NeoplasmsImmunoenzyme TechniquesPromoter Regions, Genetic