nitrates has been researched along with nitrogenase in 52 studies
Timeframe | Studies, this research(%) | All Research% |
---|---|---|
pre-1990 | 28 (53.85) | 18.7374 |
1990's | 9 (17.31) | 18.2507 |
2000's | 10 (19.23) | 29.6817 |
2010's | 5 (9.62) | 24.3611 |
2020's | 0 (0.00) | 2.80 |
Authors | Studies |
---|---|
Child, JJ; Gibson, AH; Pagan, JD; Scowcroft, WR | 1 |
Peters, GA | 1 |
Eskew, DL; Focht, DD; Ting, IP | 1 |
Haselkorn, R; Nagatani, HH | 1 |
Bottomley, PJ; Grillo, JF; Tabita, FR; Van Baalen, C | 1 |
Manhart, JR; Wong, PP | 1 |
Kleiner, D | 1 |
Hyndráková, A; Nĕmocová, M; Skrdleta, V | 1 |
Singh, HN; Sonie, KC | 1 |
Hennecke, H; Lim, ST; Scott, DB | 1 |
Bisseling, T; van den Bos, RC; van Kammen, A | 1 |
Dudman, WF; Gibson, AH; Pagan, JD; Scowcroft, WR | 1 |
Neyra, CA; Van Berkum, P | 1 |
Kamberger, W | 1 |
Chatson, KB; Kurz, WG; LaRue, TA | 1 |
Keister, DL | 1 |
Shanmugasundaram, S; Thomas, SP | 1 |
Smith, RL; Tabita, FR; Van Baalen, C | 1 |
Rai, LC; Raizada, M | 1 |
Hassan, ME; Latorre, C; Shanmugam, KT; Spiller, H | 1 |
Shanmugam, KT; Spiller, H | 1 |
Helber, JT; Hirschberg, R; Johnson, TR; Yarbrough, LR | 1 |
Chen, LL; Fu, WC; Huang, CY | 1 |
Cejudo, FJ; Paneque, A | 1 |
de Vries, W; Duys, JG; Ligtenberg, AJ; Simons, LH; Stam, H; Stouthamer, AH | 1 |
Brill, WJ; Imperial, J; Shah, VK; Ugalde, RA | 1 |
Gotto, JW; Tabita, FR; Van Baalen, C | 1 |
Gaudinová, A; Hyndráková, A; Nĕmcová, M; Skrdleta, V | 1 |
Dunstan, RH; Kelley, BC; Nicholas, DJ | 1 |
Hennecke, H; Hom, SS; Shanmugam, KT | 1 |
Elmerich, C; Katupitiya, S; Kennedy, IR; Lidong, Z; Millet, J; Vesk, M; Viccars, L; Zeman, A | 1 |
Chakravarty, D; Singh, HN; Singh, S | 1 |
Cejudo, FJ; Muñoz-Centeno, MC; Paneque, A; Ruiz, MT | 1 |
Jain, SR; Joshi, AP; Kalia, VC; Kumar, A | 1 |
Alvarez-Cohen, L; Chu, KH | 1 |
Bergman, B; Janson, S; Matveyev, A | 1 |
Baird, LM; Becana, M; Dalton, DA; Escuredo, PR; Gordon, AJ; Iturbe-Ormaetxe, I; Matamoros, MA; Minchin, FR; Moran, JF; Rubio, MC | 1 |
Machado, HB; Pedrosa, FO; Souza, EM; Steffens, MB; Vitorino, JC; Yates, MG | 1 |
Fuhrer, J; Herrmann, B; Mattsson, M; Schjoerring, JK | 1 |
Gordon, AJ; James, CL; Minchin, FR; Skøt, L | 1 |
Bisen, PS; Chauhan, VS; Singh, B; Singh, S | 1 |
Luciński, R; Polcyn, W; Ratajczak, L | 1 |
Flores, E; Herrero, A; Pils, D; Schmetterer, G; Valladares, A | 1 |
Assumpção, MC; Chubatsu, LS; Huergo, LF; Pedrosa, FO; Souza, EM; Steffens, MB; Yates, MG | 1 |
Chubatsu, LS; Filipaki, A; Huergo, LF; Pedrosa, FO; Souza, EM; Steffens, MB; Yates, MG | 1 |
Bellaloui, N; Mengistu, A; Reddy, KN; Zablotowicz, RM | 1 |
Cheng, S; Pu, H; Wang, Q; Zhang, Y; Zhao, J; Zhao, W | 1 |
Kanahama, K; Kanayama, Y; Kato, K | 1 |
Affantrange, XA; Arthikala, MK; Blanco, L; Lara, M; Nanjareddy, K; Sánchez, F | 1 |
Schulze, J; Sulieman, S; Tran, LS | 1 |
Mishra, AK; Srivastava, A | 1 |
Barney, BM; Knutson, CM; Liming, RA; Plunkett, MH | 1 |
1 review(s) available for nitrates and nitrogenase
Article | Year |
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Nitrate reduction and nitrogen fixation in symbiotic association Rhizobium-legumes.
Topics: Biological Transport; Fabaceae; Nitrates; Nitrogen Fixation; Nitrogenase; Oxygen; Rhizobium; Symbiosis | 2002 |
51 other study(ies) available for nitrates and nitrogenase
Article | Year |
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Nitrogenase activity in cultured Rhizobium sp. strain 32H1: nutritional and physical considerations.
Topics: Arabinose; Calcium; Carboxylic Acids; Culture Media; Glutamates; Glutamine; Hydrogen-Ion Concentration; Inositol; Magnesium; Nitrates; Nitrogenase; Oxygen; Partial Pressure; Phosphates; Quaternary Ammonium Compounds; Rhizobium; Succinates; Temperature; Vitamins | 1976 |
The Azolla-Anabaena azzolae symbiosis.
Topics: Acetylene; Carbon Dioxide; Cell Division; Cyanobacteria; Glutamate Dehydrogenase; Glutamate-Ammonia Ligase; Kinetics; Microscopy, Electron; Microscopy, Electron, Scanning; Nitrates; Nitrogen Fixation; Nitrogenase; Photosynthesis; Plants; Symbiosis | 1977 |
Nitrogen fixation, denitrification, and pleomorphic growth in a highly pigmented Spirillum lipoferum.
Topics: Acetylene; Hydrogen-Ion Concentration; Nitrates; Nitrogen Fixation; Nitrogenase; Oxidation-Reduction; Pigments, Biological; Poaceae; Soil Microbiology; Spirillum | 1977 |
Molybdenum independence of nitrogenase component synthesis in the non-heterocystous cyanobacterium Plectonema.
Topics: Ammonia; Cyanobacteria; Enzyme Activation; Enzyme Induction; Methionine Sulfoximine; Molybdenum; Nitrates; Nitrogenase; Oxygen; Plant Proteins | 1978 |
Synthesis of nitrogenase and heterocysts by Anabaena sp. CA in the presence of high levels of ammonia.
Topics: Ammonia; Ammonium Chloride; Chloramphenicol; Cyanobacteria; Enzyme Repression; Nitrates; Nitrogen Fixation; Nitrogenase; Protein Biosynthesis | 1979 |
Nitrate reductase activities of rhizobia and the correlation between nitrate reduction and nitrogen fixation.
Topics: Culture Media; Fabaceae; Mannitol; Nitrate Reductases; Nitrates; Nitrogen Fixation; Nitrogenase; Oxidation-Reduction; Plants, Medicinal; Rhizobium; Soil Microbiology; Species Specificity | 1979 |
Ammonium uptake by nitrogen fixing bacteria I. Azotobacter vinelandii.
Topics: Acetates; Ammonium Chloride; Ammonium Sulfate; Anaerobiosis; Azotobacter; Biological Transport; Chloramphenicol; Citrates; Enzyme Repression; Glutamate Dehydrogenase; Glutamate-Ammonia Ligase; Lactates; Nitrates; Nitrogen Fixation; Nitrogenase; Quaternary Ammonium Compounds | 1975 |
Acetylene reduction (dinitrogen fixation) and nitrification in soil as affected by the structural aggregate size.
Topics: Acetylene; Bacteria; Nitrates; Nitrogen Fixation; Nitrogenase; Oxidation-Reduction; Particle Size; Soil; Soil Microbiology | 1979 |
Isolation and characterization of chlorate-resistant mutants of the blue-green alga Nosoc muscorum.
Topics: Chlorates; Cyanobacteria; Drug Resistance, Microbial; Mutation; Nitrates; Nitrogen Fixation; Nitrogenase | 1977 |
The biosynthesis of nitrogenase MoFe protein polypeptides in free-living cultures of Rhizobium japonicum.
Topics: Gluconates; Glutamates; Glycerol; Mannitol; Nitrates; Nitrogenase; Oxygen; Peptide Biosynthesis; Rhizobium | 1979 |
The effect of ammonium nitrate on the synthesis of nitrogenase and the concentration of leghemoglobin in pea root nodules induced by Rhizobium leguminosarum.
Topics: Enzyme Precursors; Fabaceae; Hemeproteins; Leghemoglobin; Nitrates; Nitrogen Fixation; Nitrogenase; Plants, Medicinal; Quaternary Ammonium Compounds; Rhizobium; Symbiosis | 1978 |
Nitrogen fixation in nitrate reductase-deficient mutants of cultured rhizobia.
Topics: Anaerobiosis; Mutation; Nitrate Reductases; Nitrates; Nitrites; Nitrogen Fixation; Nitrogenase; Oxidation-Reduction; Plant Development; Rhizobium; Symbiosis | 1977 |
Nitrate reduction nitrogenase activity in Spirillum lipoferum1.
Topics: Aerobiosis; Anaerobiosis; Chloramphenicol; Enzyme Induction; Nitrate Reductases; Nitrates; Nitrites; Nitrogenase; Oxidation-Reduction; Spirillum | 1977 |
Regulation of symbiotic nitrogen fixation in root nodules of alfalfa (Medicago sativa) infected with Rhizobium meliloti.
Topics: Ammonia; Ammonium Sulfate; Aspartic Acid; Enzyme Repression; Glutamates; Glutamine; Medicago sativa; Nitrates; Nitrites; Nitrogen Fixation; Nitrogenase; Rhizobium; Soil Microbiology; Symbiosis | 1977 |
Nitrogenase in synchronized Azotobacter vinelandii OP.
Topics: Acetates; Acetylene; Ammonia; Azotobacter; Cell Division; Glutamine; Nitrates; Nitrogen Fixation; Nitrogenase; Oxidation-Reduction; Quaternary Ammonium Compounds; Time Factors; Urea | 1975 |
Acetylene reduction by pure cultures of Rhizobia.
Topics: Acetylene; Ammonia; Azides; Carbon Monoxide; Cyanides; Enzyme Induction; Nitrates; Nitrogenase; Oxygen; Rhizobium; Species Specificity | 1975 |
Osmoregulatory role of alanine during salt stress in the nitrogen fixing cyanobacterium Anabaena sp. 287.
Topics: Alanine; Amino Acids; Carbohydrates; Cyanobacteria; Cytochrome c Group; Enzyme Inhibitors; Glutamate-Ammonia Ligase; Nitrates; Nitrogen Fixation; Nitrogenase; Oxygen Consumption; Photosynthesis; Quaternary Ammonium Compounds; Sodium Chloride; Water-Electrolyte Balance | 1991 |
Control of nitrogenase recovery from oxygen inactivation by ammonia in the cyanobacterium Anabaena sp. strain CA (ATCC 33047).
Topics: Ammonium Chloride; Cyanobacteria; Kinetics; Nitrates; Nitrogenase; Oxygen; Quaternary Ammonium Compounds | 1990 |
Effect of bimetallic combinations of Ni, Cr, and Pb on growth, uptake of nitrate and ammonia, 14CO2 fixation, and nitrogenase activity of Nostoc muscorum.
Topics: Ammonia; Carbon Dioxide; Chromium; Cyanobacteria; Lead; Metals; Nickel; Nitrates; Nitrogen Fixation; Nitrogenase | 1989 |
Isolation and characterization of nitrogenase-derepressed mutant strains of cyanobacterium Anabaena variabilis.
Topics: Ammonia; Cyanobacteria; Gene Expression Regulation; Glutamate-Ammonia Ligase; Kinetics; Mutation; Nitrates; Nitrogen; Nitrogenase | 1986 |
Physiological conditions for nitrogen fixation in a unicellular marine cyanobacterium, Synechococcus sp. strain SF1.
Topics: Ammonia; Bicarbonates; Culture Media; Cyanobacteria; Enzyme Induction; Glucose; Hydrogenase; Light; Nitrates; Nitrogen; Nitrogen Fixation; Nitrogenase; Oxygen; Succinates; Sucrose | 1987 |
Effect of nitrogenous compounds on nitrogenase gene expression in anaerobic cultures of Anabaena variabilis.
Topics: Ammonia; Anaerobiosis; Carbamyl Phosphate; Cyanobacteria; Gene Expression Regulation; Genes, Bacterial; Glutamates; Glutamine; Methionine Sulfoximine; Nitrates; Nitrogen; Nitrogen Fixation; Nitrogenase; Nucleic Acid Hybridization; RNA, Messenger; Transcription, Genetic | 1988 |
Effect of ammonium nitrate on the heterocyst differentiation and nitrogen fixing activity of Anabaena HA 101.
Topics: Culture Media; Cyanobacteria; Nitrates; Nitrogen Fixation; Nitrogenase; Plant Proteins | 1988 |
Short-term nitrate (nitrite) inhibition of nitrogen fixation in Azotobacter chroococcum.
Topics: Azotobacter; Nitrates; Nitrites; Nitrogen Fixation; Nitrogenase; Quaternary Ammonium Compounds | 1986 |
The effect of the dissolved oxygen concentration and anabolic limitations on the behaviour of Rhizobium ORS571 in chemostat cultures.
Topics: Adenosine Triphosphate; Ammonia; Culture Media; Hydrogen; Hydrogenase; Hydroxybutyrates; Magnesium; Nitrates; Nitrogen; Nitrogenase; Oxygen; Polyesters; Polymers; Rhizobium | 1986 |
Biosynthesis of the iron-molybdenum cofactor and the molybdenum cofactor in Klebsiella pneumoniae: effect of sulfur source.
Topics: Cysteine; Cystine; Enzyme Activation; Escherichia coli; Ferredoxins; Klebsiella pneumoniae; Molybdenum; Molybdoferredoxin; Mutation; Nitrates; Nitrogenase; Sulfates; Sulfur | 1985 |
Novel mutant of Anabaena sp. strain CA which growns on N2 but not on combined nitrogen.
Topics: Amino Acids; Cyanobacteria; Glutamate-Ammonia Ligase; Mutation; Nitrates; Nitrogen; Nitrogenase; Photosynthesis; Plant Proteins; Quaternary Ammonium Compounds | 1980 |
Symbiotic dinitrogen fixation as affected by short-term application of nitrate to nodulated Pisum sativum L.
Topics: Culture Media; Culture Techniques; Depression, Chemical; Fabaceae; Nitrate Reductases; Nitrates; Nitrogen; Nitrogenase; Photosynthesis; Plants, Medicinal; Time Factors | 1980 |
Fixation of dinitrogen derived from denitrification of nitrate in a photosynthetic bacterium, Rhodopseudomonas sphaeroides forma sp. denitrificans.
Topics: Bacterial Proteins; Light; Nitrates; Nitrogen Fixation; Nitrogenase; Quaternary Ammonium Compounds; Rhodobacter sphaeroides | 1982 |
Regulation of nitrogenase biosynthesis in Klebsiella pneumoniae: effect of nitrate.
Topics: Anaerobiosis; Azides; Electrophoresis, Polyacrylamide Gel; Enzyme Repression; Formate Dehydrogenases; Klebsiella pneumoniae; Mutation; Nitrates; Nitrites; Nitrogenase | 1980 |
A mutant of Azospirillum brasilense Sp7 impaired in flocculation with a modified colonization pattern and superior nitrogen fixation in association with wheat.
Topics: 2,4-Dichlorophenoxyacetic Acid; Azospirillum brasilense; Bacterial Proteins; Base Sequence; Congo Red; DNA, Bacterial; Fructose; Gene Expression Regulation, Bacterial; Genes, Bacterial; Microscopy, Electron, Scanning; Molecular Sequence Data; Nitrates; Nitrogen Fixation; Nitrogenase; Phenotype; Polymerase Chain Reaction; Polysaccharides, Bacterial; Recombinant Fusion Proteins; Surface Properties; Triticum | 1995 |
Mutational replacement of molybdenum by vanadium in assimilation of N2 or NO3- as nitrogen source in the cyanobacterium Nostoc muscorum.
Topics: Biological Transport; Cyanobacteria; Molybdenum; Mutation; Nitrate Reductase; Nitrate Reductases; Nitrates; Nitrogen; Nitrogen Fixation; Nitrogenase; Phenotype; Vanadium | 1993 |
Posttranslational regulation of nitrogenase activity by fixed nitrogen in Azotobacter chroococcum.
Topics: Adenosine Diphosphate Ribose; Ammonium Chloride; Azotobacter; Enzyme Inhibitors; Glutamate-Ammonia Ligase; Kinetics; Methionine Sulfoximine; Nitrates; Nitrogenase; Oxidoreductases; Potassium Compounds; Protein Processing, Post-Translational | 1996 |
Effect of some physiological factors on nitrogenase activity and nitrogenase mediated hydrogen evolution by mixed microbial culture.
Topics: Acetylene; Anaerobiosis; Animals; Bacteria; Cattle; Culture Media; Feces; Hydrogen; Hydrogenase; Nitrates; Nitrogenase; Oxidation-Reduction; Oxygen; Temperature | 1998 |
Effect of nitrogen source on growth and trichloroethylene degradation by methane-oxidizing bacteria.
Topics: Ammonia; Biodegradation, Environmental; Hydroxybutyrates; Methane; Methylococcaceae; Molecular Sequence Data; Nitrates; Nitrogen; Nitrogenase; Oxidation-Reduction; Polyesters; Trichloroethylene | 1998 |
The presence and expression of hetR in the non-heterocystous cyanobacterium Symploca PCC 8002.
Topics: Acetylene; Ammonia; Bacterial Proteins; Blotting, Northern; Culture Media; Cyanobacteria; DNA, Bacterial; Gene Expression Regulation, Bacterial; Genes, Bacterial; Molecular Sequence Data; Nitrates; Nitrogen Fixation; Nitrogenase; Oxidoreductases; Plant Proteins; Polymerase Chain Reaction; Sequence Analysis, DNA | 1998 |
Stress-induced legume root nodule senescence. Physiological, biochemical, and structural alterations.
Topics: Antioxidants; Ascorbate Peroxidases; Carbohydrate Metabolism; Cell Respiration; Darkness; Fabaceae; Ferritins; Glutathione; Nitrates; Nitrogen Fixation; Nitrogenase; Nucleotides; Oxidants; Oxidative Stress; Oxygen; Peroxidases; Pisum sativum; Plant Roots; Plants, Medicinal; Sulfhydryl Compounds; Time Factors | 1999 |
Potential roles for the glnB and ntrYX genes in Azospirillum brasilense.
Topics: Ammonia; Azospirillum brasilense; beta-Galactosidase; Cloning, Molecular; Conjugation, Genetic; Enzyme Activation; Gene Expression Regulation, Bacterial; Gene Expression Regulation, Enzymologic; Genes; Genes, Bacterial; Genetic Complementation Test; Glutamate-Ammonia Ligase; Mutation; Nitrates; Nitrogen Fixation; Nitrogenase; Phenotype; Plasmids | 2001 |
Leaf-atmosphere NH(3) exchange of white clover (Trifolium repens L.) in relation to mineral N nutrition and symbiotic N(2) fixation.
Topics: Ammonia; Cell Wall; Hydrogen-Ion Concentration; Models, Biological; Nitrates; Nitrogen; Nitrogen Fixation; Nitrogenase; Plant Leaves; Quaternary Ammonium Compounds; Symbiosis; Trifolium | 2002 |
Short-term metabolic responses of soybean root nodules to nitrate.
Topics: Blotting, Northern; Down-Regulation; Gene Expression Regulation, Plant; Glucosyltransferases; Glycine max; Leghemoglobin; Nitrates; Nitrogen Fixation; Nitrogen Isotopes; Nitrogenase; Plant Roots; Potassium Compounds; Starch; Sucrose; Urea | 2002 |
Physiological alterations and regulation of heterocyst and nitrogenase formation in Het(-) Fix(-) mutant strain of Anabaena variabilis.
Topics: Anabaena; Carbon Dioxide; Genes, Bacterial; Glucose-6-Phosphatase; Glutamate-Ammonia Ligase; Isocitrate Dehydrogenase; Methylnitronitrosoguanidine; Mutagenesis; Nitrate Reductase; Nitrate Reductases; Nitrates; Nitrite Reductases; Nitrites; Nitrogen Fixation; Nitrogenase; Quaternary Ammonium Compounds | 2002 |
Cytochrome c oxidase genes required for nitrogenase activity and diazotrophic growth in Anabaena sp. PCC 7120.
Topics: Anabaena; Bacterial Proteins; DNA-Binding Proteins; Electron Transport Complex IV; Gene Expression Regulation, Bacterial; Genes, Bacterial; Isoenzymes; Macromolecular Substances; Mutagenesis, Insertional; Nitrates; Nitrogen; Nitrogen Fixation; Nitrogenase; Operon; Quaternary Ammonium Compounds; Transcription Factors | 2003 |
Repressor mutant forms of the Azospirillum brasilense NtrC protein.
Topics: Amino Acid Sequence; Azospirillum brasilense; Bacterial Proteins; Base Sequence; DNA, Bacterial; Genes, Bacterial; Molecular Sequence Data; Mutation; Nitrates; Nitrogen Fixation; Nitrogenase; Nitrosoguanidines; Operon; Phenotype; PII Nitrogen Regulatory Proteins; Repressor Proteins; Sequence Homology, Amino Acid | 2004 |
Effect of the over-expression of PII and PZ proteins on the nitrogenase activity of Azospirillum brasilense.
Topics: Azospirillum brasilense; Bacterial Proteins; Gene Expression; Genes, Bacterial; Kinetics; Nitrates; Nitrogenase; PII Nitrogen Regulatory Proteins | 2005 |
Simulated glyphosate drift influences nitrate assimilation and nitrogen fixation in non-glyphosate-resistant soybean.
Topics: Drug Resistance; Glycine; Glycine max; Glyphosate; Herbicides; Nitrates; Nitrogen Fixation; Nitrogenase | 2006 |
PII is important in regulation of nitrogen metabolism but not required for heterocyst formation in the Cyanobacterium Anabaena sp. PCC 7120.
Topics: Anabaena; Bacterial Proteins; Electrophoresis, Gel, Two-Dimensional; Glutamate-Ammonia Ligase; Mass Spectrometry; Mutation; Nitrates; Nitrogen; Nitrogenase; PII Nitrogen Regulatory Proteins; Protein Conformation; Protein Structure, Tertiary; Synechocystis; Time Factors; Tyrosine | 2007 |
Involvement of nitric oxide in the inhibition of nitrogenase activity by nitrate in Lotus root nodules.
Topics: Lotus; Nitrates; Nitric Oxide; Nitrogenase; Root Nodules, Plant | 2010 |
Nitrate regulates rhizobial and mycorrhizal symbiosis in common bean (Phaseolus vulgaris L.).
Topics: Ammonium Compounds; Biomass; Cell Size; Colony Count, Microbial; Gene Expression Regulation, Plant; Membrane Proteins; Membrane Transport Proteins; Mycorrhizae; Nitrates; Nitrogen Fixation; Nitrogenase; Phaseolus; Phenotype; Phosphorus; Plant Proteins; Plant Shoots; Rhizobium; Root Nodules, Plant; Symbiosis | 2014 |
N-feedback regulation is synchronized with nodule carbon alteration in Medicago truncatula under excessive nitrate or low phosphorus conditions.
Topics: Asparagine; Carbon; Down-Regulation; Feedback, Physiological; Gene Expression Regulation, Plant; Hydroponics; Medicago truncatula; Models, Biological; Nitrates; Nitrogen; Nitrogen Fixation; Nitrogenase; Phloem; Phosphorus; Plant Roots; Plant Shoots; Root Nodules, Plant; Sinorhizobium meliloti; Succinic Acid; Symbiosis | 2014 |
Regulation of nitrogen metabolism in salt tolerant and salt sensitive Frankia strains.
Topics: Ammonia; Frankia; Glutamate-Ammonia Ligase; Nitrates; Nitrogen; Nitrogenase; Salinity; Salt Tolerance; Sodium Chloride | 2014 |
Efforts toward optimization of aerobic biohydrogen reveal details of secondary regulation of biological nitrogen fixation by nitrogenous compounds in Azotobacter vinelandii.
Topics: Ammonium Compounds; Azotobacter vinelandii; Catalytic Domain; Electrons; Hydrogen; Hydrogen-Ion Concentration; Industrial Microbiology; Nitrates; Nitrites; Nitrogen Compounds; Nitrogen Fixation; Nitrogenase; Oxidoreductases; Urea | 2018 |