Isotope LabelingCosmic RadiationHeavy IonsLinear Energy TransferIsotopesNitrogen IsotopesOxygen IsotopesCarbon IsotopesDNA Transposable ElementsResponse ElementsZinc IsotopesEnhancer Elements, GeneticSulfur IsotopesDeuteriumIron IsotopesPromoter Regions, GeneticStrontium IsotopesTrace ElementsElementsRegulatory Sequences, Nucleic AcidFinite Element AnalysisTranscription, GeneticRadioisotope Dilution TechniqueAlu ElementsMolecular Sequence DataBase SequenceTranscription FactorsDNA-Binding ProteinsBinding SitesMass SpectrometryLong Interspersed Nucleotide Elements