Gas Chromatography-Mass SpectrometryMass SpectrometryChromatography, GasChromatography, LiquidChromatography, High Pressure LiquidSpectrometry, Mass, Electrospray IonizationVolatile Organic CompoundsTandem Mass SpectrometrySolid Phase MicroextractionSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationMetabolomicsMetabolomePerianal GlandsChromatography, Thin LayerOils, VolatileVolatilizationOcimum basilicumAndrostenediolsAcetic AnhydridesSubstance Abuse DetectionMolecular Sequence DataDeuteriumMagnetic Resonance SpectroscopyMeconiumFatty AcidsDoping in SportsF2-IsoprostanesAmino Acid SequenceProteomicsBiotransformationCarbohydrate SequenceMolecular StructureCarboxylic AcidsOxidation-ReductionCarbohydrate ConformationHydroxyeicosatetraenoic AcidsReproducibility of ResultsEstersGasesMethylationUrinalysisQuality ControlSteroidsHydrolysisSensitivity and SpecificityElectrophoresis, Gel, Two-DimensionalChromatography, AffinityProteomeCattleWater Pollutants, ChemicalLipoxygenaseStereoisomerismArachidonic AcidIsotope LabelingPolycyclic Hydrocarbons, AromaticChemistryChemical PhenomenaKineticsPeptidesChromatography, Ion ExchangeTime FactorsLiverArachidonic AcidsBiological MarkersPeptide MappingSpectrometry, Mass, Fast Atom BombardmentPeptide FragmentsDinoprostCytochrome P-450 Enzyme SystemFatty Acids, UnsaturatedChromatography, GelChromatographyHexanesOligosaccharidesElectrophoresis, Polyacrylamide GelCalibrationPolysaccharidesReference StandardsEucommiaceaeMolecular WeightCarbon IsotopesIonsLipid MetabolismPentanes8,11,14-Eicosatrienoic AcidLimit of DetectionRecombinant ProteinsRhodiolaDose-Response Relationship, DrugTrypsinBreath TestsMicrosomes, LiverReference ValuesLysineAmino AcidsProtein Processing, Post-TranslationalGlycosylationWater PollutantsFlame IonizationSubstrate Specificity