Sarcoma, YoshidaSarcoma, Clear CellLangerhans Cell SarcomaSarcomaDendritic Cell Sarcoma, FollicularSarcoma, Small CellDendritic Cell Sarcoma, InterdigitatingConnective Tissue CellsSarcoma, SynovialHistiocytic SarcomaSoft Tissue NeoplasmsSarcoma, EwingSarcoma, KaposiSarcoma, ExperimentalLiver Neoplasms, ExperimentalAvian Sarcoma VirusesSarcoma 180Connective TissueDendritic Cells, FollicularOncogene Proteins, FusionNephroma, MesoblasticNeoplasms, ExperimentalNeoplasm TransplantationLymphoma, Non-HodgkinSarcoma Viruses, MurineCachexiaLeiomyosarcomaRNA-Binding Protein EWSImmunohistochemistryLymphoma, Large B-Cell, DiffusePeripheral Nervous System NeoplasmsCell TransdifferentiationAscitesLiverSarcoma, Avian