Sex Cord-Gonadal Stromal TumorsGastrointestinal Stromal TumorsSertoli Cell TumorGranulosa Cell TumorStromal CellsThecomaProto-Oncogene Proteins c-kitSpinal CordCalbindin 2Gastrointestinal NeoplasmsOvarian NeoplasmsFibrous Dysplasia, MonostoticBenzamidesPiperazinesUterine NeoplasmsNeprilysinPyrimidinesSpinal Cord InjuriesReceptor, Platelet-Derived Growth Factor alphaTesticular NeoplasmsS100 Calcium Binding Protein GMART-1 AntigenVimentinNeoplasms, Germ Cell and EmbryonalRetroperitoneal SpaceGerminomaSex FactorsImmunohistochemistrySarcoma, Endometrial StromalTumor Markers, BiologicalUmbilical CordSex CharacteristicsEndometrial Stromal TumorsRetroperitoneal NeoplasmsMesenchymomaAntineoplastic AgentsNephroma, MesoblasticCell Line, TumorTumor BurdenMesenchymal Stromal CellsSexDuodenal NeoplasmsMitotic IndexNeoplasms, Connective TissuePyrrolesTreatment OutcomeNeoplasms, Multiple PrimaryMutationTumor Necrosis Factor-alphaJejunal NeoplasmsEpithelioid CellsLeiomyosarcomaTomography, X-Ray ComputedStomach NeoplasmsSeminomaIleal NeoplasmsPrognosisAntigens, CD34Cell ProliferationCorneal StromaIntestinal NeoplasmsNeoplasm StagingBone Marrow CellsSpinal Cord DiseasesRetrospective StudiesFetal BloodOrchiectomyDisease-Free SurvivalIndolesLymph Node ExcisionCells, CulturedSpinal Cord CompressionNeoplasm Recurrence, LocalProtein Kinase InhibitorsTumor MicroenvironmentTime FactorsSarcomaSex ChromosomesNeoplasms, Complex and MixedSpinal Cord NeoplasmsChemokine CXCL12LeiomyomaRNA, MessengerCarcinoid TumorDNA Mutational AnalysisCarney ComplexNeoplasm MetastasisSpermatic CordReverse Transcriptase Polymerase Chain ReactionWilms TumorMediastinal NeoplasmsTeratomaSignal TransductionDisease ProgressionNeurofibromatosis 1Sex Determination ProcessesNeoplasm ProteinsCell DifferentiationAdenocarcinomaMice, Inbred C57BL