Gas Chromatography-Mass SpectrometryMass SpectrometryChromatography, GasChromatography, LiquidChromatography, High Pressure LiquidVolatile Organic CompoundsSolid Phase MicroextractionMetabolomicsTandem Mass SpectrometryMetabolomePerianal GlandsSpectrometry, Mass, Electrospray IonizationOils, VolatileVolatilizationOcimum basilicumChromatography, Thin LayerAndrostenediolsAcetic AnhydridesSubstance Abuse DetectionMeconiumDeuteriumDoping in SportsMagnetic Resonance SpectroscopyF2-IsoprostanesFatty AcidsSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationBiotransformationCarboxylic AcidsHydroxyeicosatetraenoic AcidsGasesReproducibility of ResultsUrinalysisOxidation-ReductionQuality ControlEstersSteroidsMolecular StructureMethylationMolecular Sequence DataWater Pollutants, ChemicalCarbohydrate ConformationCarbohydrate SequenceLipoxygenasePolycyclic Hydrocarbons, AromaticSensitivity and SpecificityStereoisomerismChemistryChemical PhenomenaArachidonic AcidsArachidonic AcidHydrolysisProteomicsDinoprostBiological MarkersCytochrome P-450 Enzyme SystemFatty Acids, UnsaturatedLiverTime FactorsHexanesCattleChromatography, AffinityKineticsChromatography, Ion ExchangeCalibrationAmino Acid SequenceEucommiaceaeIsotope LabelingLipid MetabolismReference StandardsProteomeChromatographyPentanes8,11,14-Eicosatrienoic AcidLimit of DetectionChromatography, GelRhodiolaBreath TestsReference ValuesWater PollutantsFlame IonizationDose-Response Relationship, DrugCarbon RadioisotopesSugar AcidsCarbon IsotopesChromatography, Reverse-PhaseMethanolGlucoseEnvironmental MonitoringCholesterolOligosaccharidesPeptidesAcetatesOxidative StressSugar AlcoholsMicrosomes, LiverSulfur CompoundsFungicides, IndustrialAmino AcidsSolid Phase ExtractionTerphenyl Compounds