Gas Chromatography-Mass SpectrometryMass SpectrometryChromatography, GasChromatography, LiquidChromatography, High Pressure LiquidVolatile Organic CompoundsSolid Phase MicroextractionMagnetic Resonance SpectroscopyMetabolomicsMetabolomeTandem Mass SpectrometryPerianal GlandsSpectrometry, Mass, Electrospray IonizationOils, VolatileVolatilizationChromatography, Thin LayerOcimum basilicumAndrostenediolsAcetic AnhydridesSubstance Abuse DetectionMeconiumDeuteriumDoping in SportsF2-IsoprostanesFatty AcidsTemperatureSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationBiotransformationCarboxylic AcidsHydroxyeicosatetraenoic AcidsGasesReproducibility of ResultsOxidation-ReductionUrinalysisMolecular StructureMolecular Sequence DataEstersQuality ControlSteroidsCarbohydrate ConformationCarbohydrate SequenceMethylationWater Pollutants, ChemicalLipoxygenaseStereoisomerismSensitivity and SpecificityPolycyclic Hydrocarbons, AromaticChemistryChemical PhenomenaHydrolysisKineticsTime FactorsArachidonic AcidsBody TemperatureArachidonic AcidHot TemperatureProteomicsLiverCattleFatty Acids, UnsaturatedAmino Acid SequenceBiological MarkersCytochrome P-450 Enzyme SystemDinoprostHexanesChromatography, AffinityChromatography, Ion ExchangeCalibrationEucommiaceaeCold TemperatureLipid MetabolismIsotope LabelingPentanesChromatography, GelChromatographyReference StandardsProteomeLimit of Detection8,11,14-Eicosatrienoic AcidCarbon IsotopesRhodiolaBreath TestsReference ValuesWater PollutantsGlucoseSugar AcidsCarbon RadioisotopesMethanolFlame IonizationSpectrophotometry, UltravioletDose-Response Relationship, DrugOligosaccharidesEnvironmental MonitoringChromatography, Reverse-PhasePeptidesCholesterolHydrogen-Ion ConcentrationAmino AcidsAcetatesSugar Alcohols