Infusions, SubcutaneousMagnetic Resonance SpectroscopySurface Plasmon ResonanceElectron Spin Resonance SpectroscopyMagnetic Resonance AngiographyFluorescence Resonance Energy TransferMagnetic Resonance Imaging, CineNuclear Magnetic Resonance, BiomolecularContrast MediaDiffusion Magnetic Resonance ImagingBrainGadolinium DTPASpectrum Analysis, RamanGadoliniumBrain MappingSpin LabelsImage Interpretation, Computer-AssistedImage EnhancementImaging, Three-DimensionalProtonsMagnetic Resonance Imaging, InterventionalReproducibility of ResultsSensitivity and SpecificityOxygenProtein ConformationTomography, X-Ray ComputedEnergy TransferCholangiopancreatography, Magnetic ResonanceProtein BindingModels, MolecularTime FactorsCreatinePredictive Value of TestsPhosphocreatineOrganometallic CompoundsCarbon IsotopesNitrogen IsotopesAlgorithmsHydrogen-Ion ConcentrationKineticsBinding SitesBiosensing TechniquesAspartic AcidBrain DiseasesFunctional LateralityDiagnostic ImagingCholineEcho-Planar ImagingCerebral CortexMolecular ConformationMagnetite NanoparticlesFluorineFourier AnalysisMolecular Sequence DataMagneticsAmino Acid SequenceSolutionsFrontal LobeAtrophyFerrosoferric OxideSpectrometry, FluorescenceCost of IllnessHydrogenPhosphorusPhantoms, ImagingWaterBrain NeoplasmsTemporal LobeEquilibrative Nucleoside Transporter 1Spectrum AnalysisGyrus CinguliFerric CompoundsProspective StudiesEncephalitis, St. LouisPhotic StimulationObserver VariationNeuropsychological TestsTemperatureProtein Structure, SecondaryMolecular StructureMolecular EpidemiologyOxidation-ReductionHemeCyclotronsTreatment OutcomeIronParietal LobePrefrontal CortexMyocardiumFeasibility StudiesFree RadicalsAnisotropyModels, ChemicalNerve NetSeverity of Illness IndexNeural PathwaysCerebrovascular CirculationOccipital LobeComputer SimulationAnalysis of Variance