Trace ElementsZincSeleniumCopperSpectrophotometry, AtomicSpectrometry, X-Ray EmissionNailsDNA Transposable ElementsIronMetals, HeavyElementsManganeseChromiumDeficiency DiseasesSelenoproteinsResponse ElementsNeutron Activation AnalysisHairNickelMineralsEnhancer Elements, GeneticLeadMetalsAluminumThiramCadmiumWater Pollutants, ChemicalMolecular Sequence DataSelenocysteineSex Determination ProcessesMolybdenumPromoter Regions, GeneticWater Pollution, ChemicalSodium SeleniteCobaltEnvironmental MonitoringGeological PhenomenaCalibrationFood AnalysisManganese PoisoningStrontiumAnanasBase SequenceMass SpectrometryCitrullusMetals, Rare EarthSteam BathReference StandardsMangiferaReproducibility of ResultsAnimal ShellsTranscription, GeneticCoalVitaminsAmino Acid SequenceHemodiafiltrationNutritional RequirementsFluoride PoisoningRegulatory Sequences, Nucleic AcidMercuryFinite Element AnalysisBromineSelenoprotein PNutritional StatusGeologyTelluriumGlutathione PeroxidaseTranscription FactorsElectrolytesChromatography, High Pressure LiquidArsenicSex Determination AnalysisTime FactorsBoronAlu ElementsDNA-Binding ProteinsBinding SitesAvitaminosisPicaWater SupplySelenium CompoundsSoil PollutantsWater PollutantsNutritional Physiological PhenomenaIodineArchaeologyReference Values