Electron Spin Resonance SpectroscopySpin LabelsFree RadicalsCyclic N-OxidesSpin TrappingMagnetic Resonance SpectroscopyHydroxyl RadicalNitrogen OxidesHydroxidesSuperoxidesFree Radical ScavengersMembrane LipidsOxidation-ReductionReactive Oxygen SpeciesQuinonesTemperatureOxidative StressNitric OxideMagnetic Resonance ImagingElectronsDimyristoylphosphatidylcholineMolecular ConformationElectron TransportMembrane FluidityCreatineMicroscopy, ElectronPhosphatidylcholinesSpectrum AnalysisLipid BilayersPhosphocreatineStearic AcidsProtonsKineticsProtein ConformationCobalt IsotopesCholineAspartic AcidHydrogen PeroxideOxygenHydrogen-Ion ConcentrationMicroscopy, Electron, ScanningWater1,2-DipalmitoylphosphatidylcholineNuclear Magnetic Resonance, BiomolecularIronMicrowavesPeroxidesModels, ChemicalCopperModels, MolecularMolecular StructureSpectrophotometryAscorbic AcidMembranes, ArtificialSarcoma, YoshidaLiposomesSpectrometry, FluorescenceSolutionsXanthine OxidaseUnithiolThermodynamicsIodoacetamideBinding SitesSpectroscopy, Near-InfraredBrainThiramProtein BindingChemistryMelaninsBiophysical PhenomenaChemical PhenomenaPhospholipidsMagneticsMathematicsCattleBiophysicsBenzoquinonesManganeseAntioxidantsNitroso Compounds