NitritesNitrate ReductaseSodium NitriteNitrite ReductasesNitratesAmyl NitriteNitrate Reductase (NADH)Silver NitrateNitric OxideAnion Transport ProteinsNitrite Reductase (NAD(P)H)Nitrate Reductase (NAD(P)H)ChloratesOxidation-ReductionNitrogenNitrate ReductasesQuaternary Ammonium CompoundsNitrobacterDenitrificationNitric Oxide SynthaseMolybdenumNitroso CompoundsNitroglycerinMethemoglobinMolecular Sequence DataPotassium CompoundsPhylogenyIsosorbide DinitrateNitrous OxideAmmoniaOxidoreductasesGalliumNitrogen CompoundsFerredoxin-Nitrite ReductasePlant RootsNitric Oxide Synthase Type IIParacoccusNitric AcidNitrogen IsotopesSequence Analysis, DNAPentaerythritol TetranitrateCytochromesHydrogen-Ion ConcentrationFertilizersGene Expression Regulation, BacterialAnaerobiosisOxygenBacterial ProteinsNitrosationNitrogen OxidesArginineMethemoglobinemiaAlcaligenesHydroxylaminesWater Pollutants, ChemicalHemeElectron TransportCulture MediaNitrosomonasParacoccus denitrificansXanthine DehydrogenaseTime FactorsFood PreservativesElectron Spin Resonance SpectroscopyRNA, Ribosomal, 16SS-NitrosothiolsNitric Oxide DonorsMutationEscherichia coliKineticsGeologic SedimentsVasodilator AgentsNitrosaminesFormatesTungsten CompoundsNitrosomonas europaeaDrug TolerancePteridinesNitrate Reductase (NADPH)BacteriaWater SupplySpectrophotometryPseudomonasNADH, NADPH OxidoreductasesOperonDNA, BacterialEnzyme InductionHemoglobinsUnited StatesSeawaterChlorellaSoilNitric Oxide Synthase Type IIIBeta vulgarisHydroxylamineFresh WaterVasodilationDNA, RibosomalAlcaligenes faecalisGenes, Bacterial