Gastrointestinal Stromal TumorsSex Cord-Gonadal Stromal TumorsOvarian NeoplasmsGranulosa Cell TumorSertoli Cell TumorStromal CellsProto-Oncogene Proteins c-kitGastrointestinal NeoplasmsThecomaBenzamidesPiperazinesPyrimidinesReceptor, Platelet-Derived Growth Factor alphaTumor Markers, BiologicalSpinal CordCalbindin 2Cell Line, TumorTumor BurdenFibrous Dysplasia, MonostoticUterine NeoplasmsImmunohistochemistryTumor Necrosis Factor-alphaNeprilysinAntineoplastic AgentsSpinal Cord InjuriesVimentinGenes, Tumor SuppressorMesenchymomaCystadenomaEndometrial Stromal TumorsWilms TumorNeoplasms, ExperimentalMutationMART-1 AntigenS100 Calcium Binding Protein GCarcinoid TumorNeoplasms, Multiple PrimaryTumor Suppressor Protein p53Cystadenocarcinoma, SerousCell ProliferationTumor MicroenvironmentSarcoma, Endometrial StromalNephroma, MesoblasticNeoplasm MetastasisAdenocarcinomaTomography, X-Ray ComputedCystadenocarcinoma, MucinousDuodenal NeoplasmsNeoplasm ProteinsTumor Suppressor ProteinsMitotic IndexNeoplasms, Glandular and EpithelialNeoplasm StagingStomach NeoplasmsOvarian CystsTreatment OutcomePyrrolesDNA, NeoplasmXenograft Model Antitumor AssaysNeuroendocrine TumorsGene Expression Regulation, NeoplasticEpithelioid CellsJejunal NeoplasmsNeovascularization, PathologicPrognosisBrain NeoplasmsIntestinal NeoplasmsNeoplasms, Connective TissueRNA, MessengerCystadenoma, SerousReverse Transcriptase Polymerase Chain ReactionIleal NeoplasmsSertoli-Leydig Cell TumorTransplantation, HeterologousDisease ProgressionPeritoneal NeoplasmsCA-125 AntigenSignal TransductionLeiomyosarcomaOvaryMammary Neoplasms, ExperimentalTime FactorsMice, NudeRetrospective StudiesCystadenocarcinomaDNA Mutational AnalysisNeoplasmsSarcomaAntigens, NeoplasmSex FactorsCell DivisionIndolesMice, Inbred BALB CLiver NeoplasmsKidney NeoplasmsAdenocarcinoma, MucinousProtein Kinase InhibitorsMice, Inbred C57BLLaparotomyUmbilical Cord