Carcinoma, Small CellSarcomaSmall Cell Lung CarcinomaSarcoma, EwingSarcoma, SynovialSarcoma, KaposiLung NeoplasmsAvian Sarcoma VirusesSarcoma, ExperimentalSarcoma 180Sarcoma Viruses, MurineSoft Tissue NeoplasmsSarcoma, AvianHistiocytic SarcomaSarcoma, Small CellSarcoma, MyeloidSarcoma, Endometrial StromalSarcoma, Clear CellSarcoma, YoshidaKirsten murine sarcoma virusCarcinoma, NeuroendocrineMoloney murine sarcoma virusBone NeoplasmsSarcoma Viruses, FelineTumor Cells, CulturedGastrin-Releasing PeptideRous sarcoma virusEtoposidePhosphopyruvate HydrataseCarcinoma, Non-Small-Cell LungImmunohistochemistryOsteosarcomaSarcoma, Alveolar Soft PartLeiomyosarcomaRNA-Binding Protein EWSTumor Markers, BiologicalAntineoplastic Combined Chemotherapy ProtocolsBombesinCombined Modality TherapyParaneoplastic SyndromesHerpesvirus 8, HumanPrognosisAlpharetrovirusAntineoplastic AgentsAntigens, NeoplasmCell Transformation, ViralProto-Oncogene Protein c-fli-1Fatal OutcomeHarvey murine sarcoma virusCarcinoma, Large CellCell LineIfosfamideDoxorubicinGammaretrovirusCell Transformation, NeoplasticAdenocarcinomaReceptors, BombesinRhabdomyosarcomaCell Line, TumorChondrosarcoma, MesenchymalNeoplasm StagingOncogene Proteins, FusionHistiocytoma, Malignant FibrousNeoplasm TransplantationAntibodies, MonoclonalLiposarcomaCell DivisionChromograninsDNA, NeoplasmSurvival RateCisplatinMice, NudeProto-Oncogene Proteins c-kitRetrospective StudiesSarcoma 37Treatment OutcomeTopotecanBase SequenceCarcinoma, Squamous CellGene Expression Regulation, NeoplasticCarcinoma, BronchogenicCarcinoid TumorNeoplasm Recurrence, LocalBronchial NeoplasmsTomography, X-Ray ComputedSynaptophysinHistiocytoma, Benign FibrousNeuroectodermal TumorsVincristineLambert-Eaton Myasthenic SyndromeNeoplasm ProteinsOncogenesTransplantation, HeterologousImmunoenzyme TechniquesNeuroectodermal Tumors, Primitive, PeripheralLangerhans Cell SarcomaTime FactorsVascular NeoplasmsBiopsyRetroperitoneal Neoplasms