Gas Chromatography-Mass SpectrometryMass SpectrometryChromatography, GasChromatography, LiquidChromatography, High Pressure LiquidVolatile Organic CompoundsSolid Phase MicroextractionMetabolomicsTandem Mass SpectrometryMetabolomePerianal GlandsSpectrometry, Mass, Electrospray IonizationOils, VolatileSubstance Abuse DetectionVolatilizationOcimum basilicumChromatography, Thin LayerAndrostenediolsAcetic AnhydridesMeconiumDeuteriumDoping in SportsF2-IsoprostanesMagnetic Resonance SpectroscopyFatty AcidsSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationBiotransformationCarboxylic AcidsHydroxyeicosatetraenoic AcidsGasesReproducibility of ResultsUrinalysisOxidation-ReductionQuality ControlEstersSteroidsChemistryMolecular StructureMethylationChemical PhenomenaFlame IonizationMolecular Sequence DataCarbohydrate ConformationWater Pollutants, ChemicalCarbohydrate SequenceLipoxygenasePolycyclic Hydrocarbons, AromaticStereoisomerismSensitivity and SpecificityArachidonic AcidsArachidonic AcidHot TemperatureHydrolysisProteomicsDinoprostCytochrome P-450 Enzyme SystemFatty Acids, UnsaturatedBiological MarkersLiverHexanesTime FactorsMycolic AcidsChromatography, AffinityCattleKineticsChromatography, Ion ExchangeAmino Acid SequenceEucommiaceaeCalibrationIsotope LabelingLipid MetabolismPentanesProteomeChromatographyReference Standards8,11,14-Eicosatrienoic AcidChromatography, GelLimit of DetectionRhodiolaZeolitesPolycyclic CompoundsBreath TestsBiofuelsReference ValuesWater PollutantsSugar AcidsCarbon RadioisotopesCarbon IsotopesMethanococcalesChromatography, Reverse-PhaseFiresDose-Response Relationship, DrugGlucoseMethanolEnvironmental MonitoringCholesterolOligosaccharidesMethyl ChlorideOxidative StressAcetates