Magnetic Resonance SpectroscopyMagnetic Resonance ImagingElectron Spin Resonance SpectroscopyCreatineSpin LabelsPhosphocreatineCholineAspartic AcidProtonsTemperatureNuclear Magnetic Resonance, BiomolecularBrainPhosphorusSpin TrappingInositolBody TemperaturePhosphorus IsotopesMagnetic Resonance AngiographyCarbon IsotopesHot TemperatureHydrogen-Ion ConcentrationEnergy MetabolismFluorineCold TemperaturePhosphatesMagnetic Resonance Imaging, CineBrain ChemistryGlutamineLactic AcidGlutamic AcidProtein ConformationSpectroscopy, Near-InfraredModels, MolecularSpectrum AnalysisDiffusion Magnetic Resonance ImagingHydrogenPhosphorylcholineKineticsAdenosine TriphosphateSpectrophotometry, InfraredContrast MediaWaterTime FactorsMolecular Sequence DataOxygenMuscle, SkeletalReproducibility of ResultsSolutionsImage Processing, Computer-AssistedDeuteriumCircular DichroismSensitivity and SpecificitySurface Plasmon ResonanceSkin TemperatureProtein Structure, SecondaryMass SpectrometryBrain MappingMolecular StructureSpectrum Analysis, RamanOxidation-ReductionLactatesGlycerylphosphorylcholineAmino Acid SequenceBody Temperature RegulationMolecular ConformationThermodynamicsCarbohydrate SequenceMetabolomicsBrain NeoplasmsBrain DiseasesProtein BindingGyrus CinguliChemistryBinding SitesChemical PhenomenaChromatography, High Pressure LiquidGadolinium DTPACyclic N-OxidesOccipital LobeGadoliniumModels, ChemicalNeurochemistryAlgorithmsGlucoseImage Interpretation, Computer-AssistedSpectrometry, FluorescenceImage EnhancementReference ValuesNitrogen IsotopesCarbohydrate ConformationMetabolomeImaging, Three-DimensionalLiverEscherichia coliFourier AnalysisMyocardiumSpectrometry, Mass, Fast Atom BombardmentFree RadicalsFrontal LobeOxygen Consumption