Gas Chromatography-Mass SpectrometryMass SpectrometryChromatography, GasChromatography, High Pressure LiquidChromatography, LiquidVolatile Organic CompoundsSolid Phase MicroextractionMetabolomicsTandem Mass SpectrometrySpectrometry, Mass, Electrospray IonizationMetabolomePerianal GlandsOils, VolatileChromatography, Thin LayerSubstance Abuse DetectionVolatilizationAcetic AnhydridesOcimum basilicumAndrostenediolsMeconiumDeuteriumMagnetic Resonance SpectroscopyDoping in SportsF2-IsoprostanesFatty AcidsSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationCarboxylic AcidsBiotransformationReproducibility of ResultsHydroxyeicosatetraenoic AcidsGasesUrinalysisMolecular StructureOxidation-ReductionEstersQuality ControlSteroidsStereoisomerismSensitivity and SpecificityCarbohydrate SequenceMethylationCarbohydrate ConformationMolecular Sequence DataWater Pollutants, ChemicalLipoxygenaseChemistryPolycyclic Hydrocarbons, AromaticChemical PhenomenaHydrolysisHexanesArachidonic AcidsArachidonic AcidCalibrationProteomicsFatty Acids, UnsaturatedLiverBiological MarkersDinoprostCytochrome P-450 Enzyme SystemReference StandardsCattleTime FactorsLimit of DetectionChromatography, Ion ExchangeKineticsChromatography, AffinityAmino Acid SequenceIndicators and ReagentsFlame IonizationIsotope LabelingEucommiaceaeChromatography, Reverse-PhaseChromatographyLipid MetabolismSolid Phase ExtractionChromatography, GelPentanes8,11,14-Eicosatrienoic AcidProteomeRhodiolaReference ValuesBreath TestsCarbon IsotopesMethanolWater PollutantsSpectrophotometry, UltravioletOligosaccharidesSugar AcidsCarbon RadioisotopesEnvironmental MonitoringPeptidesAmino AcidsGlucoseDose-Response Relationship, DrugSpectrometry, Mass, Fast Atom BombardmentAcetatesCholesterolIndicator Dilution TechniquesIsotopesSugar Alcohols