Gastrointestinal Stromal TumorsSex Cord-Gonadal Stromal TumorsGranulosa CellsGranulosa Cell TumorOvarian NeoplasmsSertoli Cell TumorStromal CellsProto-Oncogene Proteins c-kitThecomaGastrointestinal NeoplasmsBenzamidesPiperazinesPyrimidinesReceptor, Platelet-Derived Growth Factor alphaTumor Markers, BiologicalSpinal CordCalbindin 2Cell Line, TumorTumor BurdenImmunohistochemistryUterine NeoplasmsFibrous Dysplasia, MonostoticTumor Necrosis Factor-alphaOvaryNeprilysinOvarian FollicleAntineoplastic AgentsSpinal Cord InjuriesVimentinGenes, Tumor SuppressorMesenchymomaCystadenomaMutationEndometrial Stromal TumorsWilms TumorS100 Calcium Binding Protein GNeoplasms, ExperimentalMART-1 AntigenRNA, MessengerCell ProliferationNeoplasms, Multiple PrimaryCarcinoid TumorTheca CellsTumor Suppressor Protein p53Cystadenocarcinoma, SerousCells, CulturedFollicle Stimulating HormoneTumor MicroenvironmentAdenocarcinomaSarcoma, Endometrial StromalNephroma, MesoblasticNeoplasm MetastasisReverse Transcriptase Polymerase Chain ReactionTomography, X-Ray ComputedCystadenocarcinoma, MucinousNeoplasm ProteinsTumor Suppressor ProteinsMitotic IndexDuodenal NeoplasmsOvarian CystsNeoplasms, Glandular and EpithelialNeoplasm StagingProgesteroneStomach NeoplasmsTreatment OutcomePyrrolesSignal TransductionDNA, NeoplasmXenograft Model Antitumor AssaysFollicular AtresiaGene Expression Regulation, NeoplasticNeuroendocrine TumorsEpithelioid CellsJejunal NeoplasmsNeovascularization, PathologicCystadenoma, SerousPrognosisTime FactorsCell DivisionBrain NeoplasmsIntestinal NeoplasmsNeoplasms, Connective TissueIleal NeoplasmsSertoli-Leydig Cell TumorTransplantation, HeterologousDisease ProgressionPeritoneal NeoplasmsCA-125 AntigenLeiomyosarcomaMammary Neoplasms, ExperimentalCystadenocarcinomaRetrospective StudiesDNA Mutational AnalysisMice, NudeBlotting, WesternMice, Inbred C57BLNeoplasmsSarcomaAntigens, NeoplasmIndoles