Carcinoma, Basal CellEpidermisCarcinomaCarcinoma, Squamous CellCarcinoma, HepatocellularSkin NeoplasmsBasal Cell Nevus SyndromeSkinKeratinocytesPlant EpidermisCarcinoma in SituKeratinsImmunohistochemistryCarcinoma, PapillaryNeoplasms, Basal CellLiver NeoplasmsKeratin-14Carcinoma, Ductal, BreastEyelid NeoplasmsHair FollicleTumor Markers, BiologicalCarcinoma, Transitional CellFacial NeoplasmsCarcinoma, Adenoid CysticAdenocarcinomaMohs SurgeryCarcinoma, BronchogenicNeoplasm InvasivenessCarcinoma, Intraductal, NoninfiltratingGene Expression Regulation, NeoplasticCell DifferentiationCarcinoma, Small CellEpitheliumKeratosisCarcinoma, MedullaryCell Line, TumorRNA, MessengerCarcinoma, LobularBreast NeoplasmsPrognosisTumor Cells, CulturedKeratin-5Carcinoma, NeuroendocrinePapillomaNeoplasm StagingNasopharyngeal NeoplasmsMice, HairlessThyroid NeoplasmsCell DivisionHead and Neck NeoplasmsEpithelial CellsLung NeoplasmsImmunoenzyme TechniquesCell ProliferationKeratin-15Mouth NeoplasmsDermisSkin Physiological PhenomenaCarcinoma, MucoepidermoidNeoplasm ProteinsCarcinoma, AdenosquamousKeratin-10Esophageal NeoplasmsReverse Transcriptase Polymerase Chain ReactionPrecancerous ConditionsCarcinoma, EndometrioidNeoplasms, Multiple PrimaryBiopsyMutationNeoplasm Recurrence, LocalCarcinoma, EmbryonalCarcinoma, BasosquamousSkin DiseasesIn Situ HybridizationLymphatic MetastasisCarcinoma, Merkel CellMice, NudeDesmosomesSebaceous GlandsCarcinoma, DuctalHyperplasiaSunlightSkin PigmentationMice, TransgenicUrinary Bladder NeoplasmsBowen's DiseaseSignal TransductionNeoplasm MetastasisTime FactorsKeratosis, SeborrheicOvarian NeoplasmsAdrenocortical CarcinomaMolecular Sequence DataRetrospective StudiesColonic NeoplasmsCarcinoma, VerrucousAntineoplastic AgentsTumor Suppressor Protein p53HairDNA, Neoplasm