ThymineAmmoniaThymine DNA GlycosylaseUracilThymine NucleotidesPyrimidine DimersDeoxyribonuclease (Pyrimidine Dimer)BromouracilPentoxylOsmium TetroxideCytosineNitrosomonasDNACarbamoyl-Phosphate Synthase (Ammonia)UreaNitrogenThymidineEndodeoxyribonucleasesHyperammonemiaGlutamate-Ammonia LigasePotassium PermanganateGlutamineAmmonium ChlorideNitrogen RadioisotopesNitrificationEscherichia coliUltraviolet RaysGuanineAdenineBase SequenceDNA RepairOligodeoxyribonucleotides5-MethylcytosineN-Glycosyl HydrolasesDeaminationDNA, BacterialOsmiumHydrogen-Ion ConcentrationNucleic Acid ConformationMolecular Sequence DataDNA GlycosylasesBase PairingKineticsDNA DamageDeoxyribodipyrimidine Photo-LyaseGlutaminaseOxidation-ReductionOligonucleotidesAmino AcidsBase Pair MismatchHepatic EncephalopathyNucleosidesNucleic Acid DenaturationManureNitrosomonas europaeaGlutamate DehydrogenaseMutationDNA ReplicationSubstrate SpecificityDeoxyriboseRumenNitrogen IsotopesUracil-DNA GlycosidasePhenylalanine Ammonia-LyaseRhodotorulaGillsPyrimidine NucleosidesOxidoreductasesBase CompositionGlutamate SynthaseModels, MolecularQuaternary Ammonium CompoundsDeoxyribonucleosidesAminohydrolasesTritiumRadiation EffectsAcetyleneGlutamatesPhotochemistryCulture MediaPentosesMethionine SulfoximineArchaeaCarbon IsotopesUreaseMagnetic Resonance SpectroscopyFatty Acids, VolatileHydrogen BondingDNA-Directed DNA PolymerasePurinesDeoxycytidine MonophosphateAcidosisBacteriaFish Proteins