Mass SpectrometryChromatography, High Pressure LiquidComplex MixturesChromatography, LiquidTandem Mass SpectrometrySpectrometry, Mass, Electrospray IonizationChromatography, AffinitySpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationGas Chromatography-Mass SpectrometryChromatography, GasChromatography, Ion ExchangeChromatography, GelChromatographyChromatography, Thin LayerGelsMolecular Sequence DataProteomicsAmino Acid SequenceMolecular WeightProteomeElectrophoresis, Polyacrylamide GelElectrophoresis, Gel, Two-DimensionalPeptidesChromatography, Reverse-PhaseReproducibility of ResultsMolecular StructureKineticsReference StandardsMagnetic Resonance SpectroscopySpectrophotometry, UltravioletCarbohydrate SequenceAmino AcidsChemical FractionationSpectrometry, Mass, Secondary IonSpectrometry, Mass, Fast Atom BombardmentCalibrationPeptide FragmentsCattleChromatography, DEAE-CellulosePeptide MappingSensitivity and SpecificityProteinsIsotope LabelingTrypsinOligosaccharidesLimit of DetectionSolid Phase ExtractionHydrogen-Ion ConcentrationSubstrate SpecificityIonic LiquidsIndicators and ReagentsChromatography, AgaroseBiotransformationProtein BindingHydrolysisDrug StabilityChemistry Techniques, AnalyticalEscherichia coliIsomerismMetabolomicsIonsPolysaccharidesPlant ExtractsHydrocarbonsPolycyclic CompoundsBase SequenceLiverSolventsBiological AssayTime FactorsEnvironmental MonitoringRecombinant ProteinsAcetonitrilesOxidation-ReductionMicrochemistryStereoisomerismChemistryChemical PhenomenaIsoelectric FocusingAir PollutantsBacterial ProteinsTemperatureGlycopeptidesGlycosylationWater Pollutants, ChemicalCarbohydratesVolatilizationBlood ProteinsCarbohydrate ConformationPolycyclic Hydrocarbons, AromaticEnvironmental PollutantsProtein Processing, Post-TranslationalEstersFatty AcidsCell LineChromatography, PaperDNA AdductsFuel OilsDeuterium Exchange MeasurementRabbits