Magnetic Resonance SpectroscopyMagnetic Resonance ImagingElectron Spin Resonance SpectroscopyCreatineSpin LabelsPhosphocreatineCholineAspartic AcidProtonsNuclear Magnetic Resonance, BiomolecularBrainPhosphorusSpectroscopy, Near-InfraredInositolSpin TrappingPhosphorus IsotopesCarbon IsotopesSpectrum AnalysisMagnetic Resonance AngiographyFluorineEnergy MetabolismSpectrophotometry, InfraredHydrogen-Ion ConcentrationPhosphatesModels, MolecularProtein ConformationSpectrum Analysis, RamanBrain ChemistryMagnetic Resonance Imaging, CineGlutamineLactic AcidGlutamic AcidCircular DichroismHydrogenPhosphorylcholineSolutionsDiffusion Magnetic Resonance ImagingProtein Structure, SecondaryAdenosine TriphosphateOxygenMolecular Sequence DataKineticsContrast MediaReproducibility of ResultsMolecular StructureSpectrometry, FluorescenceMuscle, SkeletalDeuteriumWaterMass SpectrometryImage Processing, Computer-AssistedSurface Plasmon ResonanceOxidation-ReductionMolecular ConformationCarbohydrate SequenceSensitivity and SpecificityTime FactorsAmino Acid SequenceBrain MappingGlycerylphosphorylcholineLactatesMetabolomicsProtein BindingTemperatureBinding SitesBrain NeoplasmsBrain DiseasesCarbohydrate ConformationNitrogen IsotopesModels, ChemicalChemistryChromatography, High Pressure LiquidChemical PhenomenaCyclic N-OxidesGyrus CinguliOccipital LobeSpectrophotometry, UltravioletFourier AnalysisAlgorithmsNeurochemistryGadolinium DTPAGadoliniumThermodynamicsX-Ray Absorption SpectroscopyImage EnhancementMetabolomeImage Interpretation, Computer-AssistedReference ValuesFree RadicalsGlucoseSpectrometry, Mass, Fast Atom BombardmentSpectroscopy, MossbauerProtein Structure, TertiaryImaging, Three-DimensionalDeuterium OxideSpectrophotometryLiverFrontal LobeMyocardiumMyoglobin