Antidiuretic AgentsMass SpectrometryProteomicsTandem Mass SpectrometryPeptidesSpectrometry, Mass, Electrospray IonizationSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationGas Chromatography-Mass SpectrometryAmino Acid SequenceChromatography, LiquidProteinsMolecular Sequence DataProteomeChromatography, High Pressure LiquidPeptide FragmentsMethylhistidinesPeptide MappingSpectrometry, Mass, Secondary IonMolecular WeightPeptide LibraryLiverBody CompositionSpectrometry, Mass, Fast Atom BombardmentAntimicrobial Cationic PeptidesElectrophoresis, Polyacrylamide GelPeptides, CyclicKineticsBody WeightLipoprotein LipaseMuscle ProteinsElectrophoresis, Gel, Two-DimensionalSwineRNA, MessengerRats, Sprague-DawleyMuscle, SkeletalProtein BindingOligopeptidesMagnetic Resonance SpectroscopyMolecular StructureIsotope LabelingDeuterium Exchange MeasurementModels, MolecularReproducibility of ResultsTrypsinCholesterolProtein ConformationReference StandardsBinding SitesCalibrationInsulinSensitivity and SpecificityProtein Processing, Post-TranslationalIonsDeuteriumCarbohydrate SequenceRecombinant ProteinsSolid Phase ExtractionCattleNatriuretic Peptide, BrainLimit of DetectionBase SequenceSequence Homology, Amino AcidBody Mass IndexSequence Analysis, ProteinProtein Structure, TertiaryAmino AcidsIndicators and ReagentsChromatography, Thin LayerEscherichia coliCell LineBacterial ProteinsFourier AnalysisSubstrate SpecificityMetabolomicsHydrolysisGlycosylationSubstance Abuse DetectionProtein Structure, SecondaryChromatography, GasVasoactive Intestinal PeptideCalcitonin Gene-Related PeptidePeptide BiosynthesisCyclotronsCell-Penetrating PeptidesIsotopesPeptide HydrolasesPolysaccharidesAnalytic Sample Preparation MethodsTime FactorsStructure-Activity RelationshipIsomerismCloning, MolecularPhosphorylationBiological MarkersPeptide YYOxidation-ReductionProtein PrecursorsChromatography, Reverse-PhaseOligosaccharidesPeptide Synthases