Body FluidsPeptidesChromatography, High Pressure LiquidPeptide FragmentsFlow Injection AnalysisMass SpectrometryForensic MedicinePeptide LibraryKallikreinsChemistry Techniques, AnalyticalAmniotic FluidBiological AssayFluoroimmunoassayThiothixeneChemical EngineeringMicrochemistryClopenthixolAntimicrobial Cationic PeptidesAmino Acid SequenceSalivaRadioimmunoassayPeptides, CyclicSensitivity and SpecificityTissue ExtractsMethylergonovineBiological MarkersChromatography, GasMolecular Sequence DataPlasmaPemolineSpectrometry, Mass, Electrospray IonizationGas Chromatography-Mass SpectrometryExosomesChromatography, LiquidIndicators and ReagentsMethodsImmunoassayReference StandardsProtein BindingPeptide MappingEnzyme-Linked Immunosorbent AssayOligopeptidesReproducibility of ResultsModels, BiologicalSerumDoping in SportsCalibrationElectrodesKineticsCinchona AlkaloidsProteomicsLuminescent MeasurementsAscitic FluidSpectrophotometry, UltravioletRecombinant ProteinsCell LineLimit of DetectionPharmaceutical PreparationsProteinsUltrafiltrationMilk, HumanBlood ProteinsNatriuretic Peptide, BrainRabbitsSolubilitySpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationSemenAntibodies, MonoclonalAutoanalysisElectrophoresis, Polyacrylamide GelTandem Mass SpectrometrySubstance Abuse DetectionMolecular StructureTime FactorsModels, MolecularChromatography, Thin LayerHydrogen-Ion ConcentrationChromatography, AffinitySpectrophotometry, AtomicBiosensing TechniquesCattleCells, CulturedBinding, CompetitiveVasoactive Intestinal PeptideElectrochemistryBuffersBileProteomeMolecular WeightStructure-Activity RelationshipAntibodiesAntibody SpecificityReference ValuesBase SequenceProtein ConformationBinding SitesSolventsBlood Chemical AnalysisCalcitonin Gene-Related PeptideReceptors, Lysophosphatidic Acid