Spin LabelsSpin TrappingElectron Spin Resonance SpectroscopyReagent Kits, DiagnosticProto-Oncogene Proteins c-kitCyclic N-OxidesNitrogen OxidesFree RadicalsTriacetoneamine-N-OxylGastrointestinal Stromal TumorsHydroxyl RadicalMagnetic Resonance SpectroscopyMagneticsStem Cell FactorHydroxidesSensitivity and SpecificityReceptor, Platelet-Derived Growth Factor alphaSpectroscopy, MossbauerOxidation-ReductionHemeElectronsQuantum TheoryModels, MolecularMagnetic Resonance ImagingProtein ConformationIronMastocytosis, SystemicTemperatureModels, ChemicalSpectrophotometryReproducibility of ResultsBenzamidesMutationImage EnhancementMethemoglobinMicrowavesKineticsOxygenEvaluation Studies as TopicLeukemia, Mast-CellCamphorCerebrovascular CirculationPiebaldismMolecular StructureSpectrum AnalysisMolecular ConformationPiperazinesWaterLipid BilayersSpectrum Analysis, RamanPyrimidinesMembrane FluiditySuperoxidesMetmyoglobinMathematicsDimyristoylphosphatidylcholineBinding SitesNuclear Magnetic Resonance, BiomolecularPhysical PhenomenaMast CellsEcho-Planar ImagingImage Interpretation, Computer-AssistedThermodynamicsMastocytosisProtein BindingPerfusion ImagingMagnetic Resonance AngiographyAlgorithmsHydrogen PeroxideHemeproteinsNitrogen IsotopesFerric CompoundsEnzyme-Linked Immunosorbent AssaySulfur OxidesMembranes, ArtificialCyanidesPhosphatidylcholinesStearic AcidsHydrogen-Ion ConcentrationMembrane LipidsFree Radical ScavengersTime FactorsComputer SimulationMyoglobinImage Processing, Computer-AssistedNanodiamondsProtonsCattleGastrointestinal NeoplasmsMagnetic FieldsFerrous CompoundsBenzene DerivativesDiffusionMolecular Sequence DataLigandsPolymerase Chain ReactionIron-Sulfur ProteinsSolutionsSignal-To-Noise RatioProtein Structure, Secondary