Gas Chromatography-Mass SpectrometryMass SpectrometryChromatography, GasChromatography, LiquidChromatography, High Pressure LiquidSpectrometry, Mass, Electrospray IonizationVolatile Organic CompoundsSolid Phase MicroextractionMetabolomicsTandem Mass SpectrometryMetabolomePerianal GlandsOils, VolatileVolatilizationChromatography, Thin LayerOcimum basilicumAndrostenediolsSubstance Abuse DetectionAcetic AnhydridesSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationMeconiumDeuteriumMagnetic Resonance SpectroscopyDoping in SportsF2-IsoprostanesFatty AcidsBiotransformationGasesCarboxylic AcidsHydroxyeicosatetraenoic AcidsReproducibility of ResultsUrinalysisOxidation-ReductionEstersMolecular StructureQuality ControlSteroidsCarbohydrate SequenceMolecular Sequence DataMethylationCarbohydrate ConformationSensitivity and SpecificityWater Pollutants, ChemicalLipoxygenasePolycyclic Hydrocarbons, AromaticStereoisomerismChemistryChemical PhenomenaProteomicsHydrolysisArachidonic AcidsArachidonic AcidFlame IonizationBiological MarkersFatty Acids, UnsaturatedDinoprostCytochrome P-450 Enzyme SystemLiverCattleTime FactorsHexanesKineticsChromatography, AffinityCalibrationAmino Acid SequenceChromatography, Ion ExchangeReference StandardsEucommiaceaeProteomeIsotope LabelingLimit of DetectionLipid MetabolismAir IonizationChromatography8,11,14-Eicosatrienoic AcidPentanesChromatography, GelRhodiolaBreath TestsReference ValuesWater PollutantsEnvironmental MonitoringMethanolChromatography, Reverse-PhaseCarbon IsotopesOligosaccharidesIonsSugar AcidsCarbon RadioisotopesPeptidesDose-Response Relationship, DrugGlucoseElectrophoresis, Gel, Two-DimensionalCholesterolSolid Phase ExtractionAcetatesSugar AlcoholsMicrosomes, LiverTerphenyl CompoundsOxidative Stress