Trace ElementsSeleniumZincCopperSpectrophotometry, AtomicSpectrometry, X-Ray EmissionNailsDNA Transposable ElementsIronMetals, HeavyElementsSelenoproteinsDeficiency DiseasesManganeseChromiumResponse ElementsNeutron Activation AnalysisMineralsNickelHairEnhancer Elements, GeneticLeadMetalsThiramSelenocysteineAluminumCadmiumSodium SelenitePromoter Regions, GeneticWater Pollution, ChemicalWater Pollutants, ChemicalMolybdenumCobaltGeological PhenomenaManganese PoisoningAnanasEnvironmental MonitoringStrontiumCitrullusSteam BathAnimal ShellsMangiferaCoalMolecular Sequence DataVitaminsHemodiafiltrationFluoride PoisoningMetals, Rare EarthNutritional RequirementsFood AnalysisRegulatory Sequences, Nucleic AcidFinite Element AnalysisSelenoprotein PTranscription, GeneticGeologyNutritional StatusGlutathione PeroxidaseTelluriumBromineMercuryBase SequenceElectrolytesArsenicAlu ElementsMass SpectrometryAvitaminosisPicaBoronSelenium CompoundsTranscription FactorsWater SupplyNutritional Physiological Phenomena