Mast-Cell SarcomaSarcoma, Clear CellMast CellsLangerhans Cell SarcomaSarcomaDendritic Cell Sarcoma, FollicularSarcoma, Small CellDendritic Cell Sarcoma, InterdigitatingSarcoma, SynovialAntibodiesHistiocytic SarcomaSoft Tissue NeoplasmsSarcoma, EwingAntibody SpecificitySarcoma, ExperimentalSarcoma, KaposiAntibodies, ViralAntibodies, MonoclonalAvian Sarcoma VirusesCell DegranulationAntibodies, BacterialSarcoma 180Histamine ReleaseAntibody FormationDendritic Cells, FollicularAntibodies, NeutralizingOncogene Proteins, FusionNephroma, MesoblasticLymphoma, Non-HodgkinTryptasesChymasesReceptors, IgESarcoma Viruses, Murinep-Methoxy-N-methylphenethylamineImmunohistochemistryLeiomyosarcomaImmunoglobulin EAntibody AffinityFluorescent Antibody TechniqueRNA-Binding Protein EWSAntibodies, Anti-IdiotypicLymphoma, Large B-Cell, DiffusePeripheral Nervous System NeoplasmsCell TransdifferentiationBinding Sites, AntibodySarcoma, AvianMastocytosisMicrophthalmia-Associated Transcription FactorKidney NeoplasmsV(D)J RecombinationEpitopesHIV AntibodiesWilms TumorMice, Inbred BALB CAntibodies, NeoplasmCells, CulturedSplenic NeoplasmsEye NeoplasmsMice, Inbred StrainsAntibodies, ProtozoanProto-Oncogene Proteins c-kitMice, Inbred C57BLSarcoma, MyeloidMolecular Sequence DataMelanomaAntibodies, AntinuclearCromolyn SodiumSarcoma, Endometrial StromalCross ReactionsAnaphylaxisTranslocation, GeneticHistamineCell LineSerine EndopeptidasesTumor Markers, Biological