Indicators and ReagentsReagent Kits, DiagnosticSulfhydryl ReagentsProto-Oncogene Proteins c-kitCross-Linking ReagentsReagent StripsGastrointestinal Stromal TumorsSensitivity and SpecificityEthylmaleimideSulfhydryl CompoundsStem Cell FactorEvaluation Studies as TopicCysteineDithionitrobenzoic AcidSuccinimidesMesylatesReceptor, Platelet-Derived Growth Factor alphaKineticsAutoanalysisImmunoassayMolecular Sequence DataAffinity LabelsPhenylglyoxalEnzyme-Linked Immunosorbent AssayQuality ControlColorimetryAntibodies, MonoclonalMastocytosis, SystemicAmino Acid SequenceHydrogen-Ion Concentration4-ChloromercuribenzenesulfonateBenzamidesLatex Fixation TestsBinding SitesMutationImidoestersPolymerase Chain ReactionRadioimmunoassayReproducibility of ResultsMercaptoethanolDiethyl PyrocarbonateDithiothreitolReference StandardsMethodsLeukemia, Mast-CellPiperazinesPyrimidinesChromatography, High Pressure LiquidPiebaldismAzidesMolecular StructureChloromercuribenzoatesStereoisomerismChemistryImmunoenzyme Techniquesp-Chloromercuribenzoic AcidElectrophoresis, Polyacrylamide GelDiazonium CompoundsFalse Positive ReactionsChemical PhenomenaCross ReactionsMolecular WeightMast CellsIodoacetamideIsotope LabelingBase SequenceSpectrophotometryCattleProtein BindingImidesMastocytosisOxidation-ReductionHydroxymercuribenzoatesDimethyl SuberimidateMicrochemistryAgglutination TestsAldehydesAlkylationEscherichia coliBacteriological TechniquesIodoacetatesFluorescent Antibody TechniqueMersalylTime FactorsCarbodiimidesFluorescent DyesRabbitsAntibody SpecificityPhenylmercury CompoundsCell LinePeptidesMaleimidesEthyl MethanesulfonateDisulfidesBiotinRecombinant ProteinsCatalysisGastrointestinal NeoplasmsFreeze DryingOrganometallic Compounds