Gastrointestinal Stromal TumorsSex Cord-Gonadal Stromal TumorsSertoli Cell TumorGranulosa Cell TumorStromal CellsUrinary BladderProto-Oncogene Proteins c-kitGastrointestinal NeoplasmsBenzamidesUrinary Bladder NeoplasmsThecomaPiperazinesPyrimidinesReceptor, Platelet-Derived Growth Factor alphaOvarian NeoplasmsSpinal CordCalbindin 2Fibrous Dysplasia, MonostoticUterine NeoplasmsNeprilysinTumor Markers, BiologicalMicroscopy, ElectronSpinal Cord InjuriesImmunohistochemistryUrinary Bladder DiseasesVimentinEndometrial Stromal TumorsS100 Calcium Binding Protein GMesenchymomaAntineoplastic AgentsMART-1 AntigenCell Line, TumorTumor BurdenSarcoma, Endometrial StromalNephroma, MesoblasticDuodenal NeoplasmsMutationMitotic IndexNeoplasms, Multiple PrimaryPyrrolesUrinary Bladder, OveractiveNeoplasms, Connective TissueTumor Necrosis Factor-alphaJejunal NeoplasmsEpithelioid CellsTomography, X-Ray ComputedLeiomyosarcomaUrinary Bladder, NeurogenicStomach NeoplasmsIleal NeoplasmsSex FactorsIntestinal NeoplasmsTreatment OutcomeCarcinoma, Transitional CellSex CharacteristicsUmbilical CordIndolesPrognosisCell ProliferationUrinary Bladder Neck ObstructionProtein Kinase InhibitorsAntigens, CD34Urinary Bladder CalculiTime FactorsCarcinoid TumorSarcomaDNA Mutational AnalysisNeoplasms, Complex and MixedLeiomyomaMicroscopy, Electron, ScanningCarney ComplexWilms TumorNeoplasms, ExperimentalNeoplasm MetastasisGenes, Tumor SuppressorDisease ProgressionRetrospective StudiesNeoplasm ProteinsNeurofibromatosis 1UrotheliumRNA, MessengerAdenocarcinomaTumor MicroenvironmentTumor Suppressor Protein p53Neoplasm StagingDigestive System Surgical ProceduresReverse Transcriptase Polymerase Chain ReactionGastrectomyCells, CulturedMesenchymal Stromal CellsDisease-Free SurvivalSignal TransductionDNA, NeoplasmKidney NeoplasmsGene Expression Regulation, NeoplasticSexS100 ProteinsNeoplasm Recurrence, LocalTumor Suppressor ProteinsMice, Inbred C57BL