Gastrointestinal Stromal TumorsSex Cord-Gonadal Stromal TumorsOvarian NeoplasmsGranulosa Cell TumorSertoli Cell TumorStromal CellsProto-Oncogene Proteins c-kitGastrointestinal NeoplasmsThecomaBenzamidesTumor Markers, BiologicalPiperazinesPyrimidinesCell Line, TumorTumor BurdenReceptor, Platelet-Derived Growth Factor alphaTumor Necrosis Factor-alphaImmunohistochemistrySpinal CordCalbindin 2Uterine NeoplasmsFibrous Dysplasia, MonostoticCarcinoid TumorGenes, Tumor SuppressorWilms TumorNeoplasms, ExperimentalMesenchymomaTomography, X-Ray ComputedTumor Suppressor Protein p53Neoplasms, Multiple PrimaryAntineoplastic AgentsNeprilysinLeiomyosarcomaVimentinTumor MicroenvironmentNeoplasm MetastasisBrain NeoplasmsAdenocarcinomaMutationTumor Suppressor ProteinsCell ProliferationNeuroendocrine TumorsSpinal Cord InjuriesTreatment OutcomeNeoplasm StagingCystadenomaDuodenal NeoplasmsCystadenocarcinoma, MucinousNeovascularization, PathologicNeoplasm ProteinsXenograft Model Antitumor AssaysMART-1 AntigenEndometrial Stromal TumorsSarcomaMammary Neoplasms, ExperimentalTransplantation, HeterologousKidney NeoplasmsDNA, NeoplasmS100 Calcium Binding Protein GNeoplasms, Complex and MixedLiver NeoplasmsRNA, MessengerPrognosisPeritoneal NeoplasmsReverse Transcriptase Polymerase Chain ReactionNeurilemmomaStomach NeoplasmsGene Expression Regulation, NeoplasticRetrospective StudiesDisease ProgressionSignal TransductionTime FactorsCystadenocarcinoma, SerousSarcoma, Endometrial StromalNeoplasmsNephroma, MesoblasticAntigens, NeoplasmMitotic IndexMice, Inbred BALB CNeoplasm Recurrence, LocalPancreatic NeoplasmsCell DivisionMixed Tumor, MalignantMice, NudeIntestinal NeoplasmsPyrrolesMice, Inbred C57BLOvarian CystsCell Transformation, NeoplasticNeoplasms, Glandular and EpithelialEpithelioid CellsMagnetic Resonance ImagingJejunal NeoplasmsSertoli-Leydig Cell TumorIleal NeoplasmsParagangliomaMice, SCIDCystadenoma, SerousFibrosarcomaSoft Tissue Neoplasms