Magnetic Resonance SpectroscopyCholineMagnetic Resonance ImagingCreatineBrainContrast MediaPhosphocreatineSpectroscopy, Near-InfraredFerric CompoundsAspartic AcidProtonsMagnetite NanoparticlesMagnetic Resonance AngiographyGadoliniumCell TrackingFerrosoferric OxideElectron Spin Resonance SpectroscopyGadolinium DTPANuclear Magnetic Resonance, BiomolecularImage Processing, Computer-AssistedPhosphorusEnergy MetabolismInositolPhosphorus IsotopesReproducibility of ResultsImaging, Three-DimensionalCarbon IsotopesStaining and LabelingDisease Models, AnimalTime FactorsAortic DiseasesFluorinePhosphatesLactic AcidBrain ChemistryHydrogen-Ion ConcentrationMagnetic Resonance Imaging, CineGlutamic AcidSpectrophotometry, InfraredGlutamineLipid MetabolismOxygenMuscle, SkeletalAdenosine TriphosphateSpectrum AnalysisDiffusion Magnetic Resonance ImagingPhosphorylcholineModels, MolecularProtein ConformationHydrogenMolecular Sequence DataGlucoseKineticsLactatesOxyhemoglobinsBrain MappingMass SpectrometryOxidation-ReductionSensitivity and SpecificityLiverMetabolomicsDeuteriumSurface Plasmon ResonanceSolutionsOxygen ConsumptionGlycerylphosphorylcholineChromatography, High Pressure LiquidNitrite ReductasesMolecular StructureWaterCarbohydrate SequenceAmino Acid SequenceGlycolysisBrain NeoplasmsSpin LabelsProtein Structure, SecondaryCircular DichroismBrain DiseasesMetabolomeGyrus CinguliSpectrum Analysis, RamanReference ValuesAlgorithmsOccipital LobeNeurochemistryMolecular ConformationFrontal LobeProtein BindingChemistryMyocardiumChemical Phenomena