Enzymes of Inorganic Nitrogen Metabolism

Microdiffusion Analysis and Volumetric Error

1948 • 2,165 citations

Methods in enzymology, vol. 127

1987 • 1,134 citations

CRYSTALLINE ALCOHOL DEHYDROGENASE FROM BAKERS' YEAST

1950 • 630 citations

On the Estimation of Bound Hydroxylamine in Biological Materials.

1948 • 566 citations

Data for Biochemical Research.

1960 • 411 citations

THE VIOLOGEN INDICATORS

1933 • 390 citations

Colorimetric Methods of Analysis

1948 • 389 citations

On the mechanism of the decomposition of hydrogen peroxide by catalase

1938 • 356 citations

Pyridine Nucleotide-Nitrate Reductase from Extracts of Higher Plants

1953 • 342 citations

Spectrophotometric Method for Determining Hydroxylamine Reductase Activity in Higher Plants

1955 • 322 citations

Nitrate Reductase Activity in Corn Seedlings as Affected by Light and Nitrate Content of Nutrient Media

1960 • 321 citations

Investigations on the denitrifying process in soil

1954 • 300 citations

THE COLORIMETRIC ESTIMATION OF SMALL AMOUNTS OF AMMONIA BY THE PHENOL-HYPOCHLORITE REACTION

1944 • 254 citations

Inorganic Nitrogen Metabolism

1956 • 247 citations

TRIPHOSPHOPYRIDINE NUCLEOTIDE-NITRATE REDUCTASE IN NEUROSPORA

1953 • 243 citations

Studies on thiobacillus denitrificans

1954 • 212 citations

THE STICKLAND REACTION

1954 • 172 citations

STUDIES ON METALLOFLAVOPROTEINS

1954 • 162 citations

Growth of Nitrosomonas europaea in batch and continuous culture

1961 • 151 citations

Nitrate reductase of nitrate respiration type from E. COLI

1960 • 150 citations

The oxidation of indolyl-3-acetic acid by waxpod bean root sap and peroxidase systems

1955 • 150 citations

Some Reactions of Resting Bacteria in Relation to Anaerobic Growth

1925 • 150 citations

MOLYBDENUM AND NITRATE REDUCTASE

1954 • 147 citations

MECHANISM OF ACTION OF NITRATE REDUCTASE FROM NEUROSPORA

1954 • 145 citations

Nitrate reductase from Pseudomonas aeruginosa

1961 • 138 citations

STUDIES ON METALLOFLAVOPROTEINS

1954 • 138 citations

MOLYBDENUM AND NITRATE REDUCTASE

1954 • 129 citations

The influence of manganese and phosphate on delayed light emission, fluorescence, photoreduction and photosynthesis in algae

1957 • 111 citations

PYRIDINE NUCLEOTIDE-QUINONE REDUCTASE

1954 • 110 citations

The biochemistry of the nitrifying organisms. 5. Nitrite oxidation by Nitrobacter

1957 • 108 citations

EXPERIMENTS ON BACTERIAL DENITRIFICATION

1952 • 108 citations

The effect of molybdenum and nitrogen deficiencies on nitrate reduction in plant tissues

1959 • 107 citations

Spectrophotometric measurements on ascorbic acid and their use for the estimation of ascorbic acid and dehydroascorbic acid in plant tissues

1961 • 101 citations

The biochemistry of the nitrifying organisms. 1. The ammonia-oxidizing systems of Nitrosomonas

1952 • 98 citations

GROWTH AND AUTOTROPHIC METABOLISM OF NITROSOMONAS EUROPAEA

1958 • 96 citations

DIPHOSPHOPYRIDINE NUCLEOTIDE-NITRATE REDUCTASE FROM ESCHERICHIA COLI

1955 • 95 citations

Bacterial degradation of the nitrobenzoic acids

1959 • 91 citations

Role of Molybdenum as a Constituent of Nitrate Reductase from Soybean Leaves.

1955 • 89 citations

The enzymic reduction of nitrite to ammonia by reduced pyridine nucleotides

1954 • 89 citations

The use of fungi for determining trace metals in biological materials

1952 • 89 citations

THE INFLUENCE OF OXYGEN ON NITRATE AND NITRITE REDUCTION

1949 • 88 citations

THE PRODUCTION OF β-NITROPROPIONIC ACID BY A STRAIN OF ASPERGILLUS FLAVUS

1951 • 87 citations

Adaptive Synthesis of Nitrate Reductase in Higher Plants

1959 • 85 citations

The Microbe's Contribution to Biology

1956 • 84 citations

The reduction of nitrate to ammonia by Clostridium welchii

1938 • 83 citations

Adaptive Formation of Nitrate Reductase in Rice Seedlings

1957 • 79 citations

THE PORPHYRIN REQUIREMENTS OF HAEMOPHILUS INFLUENZAE AND SOME FUNCTIONS OF THE VINYL AND PROPIONIC ACID SIDE CHAINS OF HEME

1946 • 78 citations

Neurospora nitrate reductase: The role of phosphate, flavine and cytochrome c reductase

1958 • 78 citations

Studies on Xanthine Oxidase

1925 • 77 citations

OXIDASE AND PEROXIDASE REACTIONS IN THE PRESENCE OF DIHYDROXYMALEIC ACID

1952 • 77 citations

Molybdenum as a Plant Nutrient. X. Some Factors Affecting the Activity of Nitrate Reductase in Cauliflower Plants Grown with Different Nitrogen Sources and Molybdenum Levels in Sand Culture

1957 • 77 citations

Nitrate reductase from Achromobacter fischeri. Purification and properties: Function of flavines and cytochrome

1957 • 77 citations

Oxidation of Hydroxylamine in Cell-Free Extracts of Nitrosomonas Europaea

1960 • 76 citations

EFFECTS OF OXYGEN, IRON, AND MOLYBDENUM ON ROUTES OF ELECTRON TRANSFER IN PSEUDOMONAS FLUORESCENS

1956 • 74 citations

Zinc in Beef Liver Glutamic Dehydrogenase

1958 • 73 citations

Utilization of Nitrate by Micro-organisms

1961 • 72 citations

Investigations on the root nodule bacteria of leguminous plants

1939 • 71 citations

YEAST ALCOHOL DEHYDROGENASE, A ZINC METALLOENZYME

1955 • 70 citations

Diphosphopyridine Nucleotide-Nitrate Reductase from Soybean Nodules.

1954 • 66 citations

Reduction of Nitrate, Nitrite and Hydroxylamine to Ammonia by Enzymes Extracted from Higher Plants

1962 • 65 citations

Hiptagenic Acid, a Toxic Component of Indigofera endecaphylla

1954 • 65 citations

Über den enzymatischen Abbau und Aufbau der Glutaminsäure III. In Bacterium Coli

1938 • 64 citations

Interference by reduced pyridine nucleotides in the diazotization of nitrite

1957 • 64 citations

Tungstate as a competitive inhibitor of molybdate in nitrite assimilation and in N2 fixation by Azotobacter

1957 • 64 citations

Action of Different Light Qualities on Simultaneous Photosynthesis and Nitrate Assimilation in Wheat Leaves

1955 • 63 citations

Studies on Xanthine Oxidase

1926 • 62 citations

Xanthine oxidase, a molybdo-flavoprotein

1953 • 61 citations

Minor Mineral Nutrients

1961 • 61 citations

Studies on reversible dehydrogenase systems

1934 • 60 citations

Occurrence of Hydrogenase in Nitrogen-Fixing Organisms.

1941 • 60 citations

Hiptagenic Acid Identified as β-Nitropropionic Acid

1949 • 57 citations

The reduction of nitrates by Bact. coli.

1931 • 55 citations

Utilization of Nitrogen and its Compounds by Plants.

1960 • 55 citations

RELATIONSHIP OF NITRITE AND HYDROXYLAMINE REDUCTASES TO NITRATE ASSIMILATION AND NITROGEN FIXATION IN AZOTOBACTER AGILE

1957 • 55 citations

The sulfite-activated oxidation of reduced pyridine nucleotides by peroxidase

1961 • 54 citations

Physiological Studies on Nodule-Nitrate Reductase

1960 • 54 citations

Valency Changes of Molybdenum During the Enzymatic Reduction of Nitrate in Neurospora

1955 • 53 citations

Utilization of Nitric Oxide By Micro-Organisms and Higher Plants

1960 • 53 citations

Über den enzymatischen Abbau und Aufbau der Glutaminsäure. - IV. In Hefe.

1938 • 53 citations

Zur Physiologie des Nitratumsatzes in höheren Pflanzen (Unter besonderer berücksichtigung der Nitratspeicherung)

1930 • 53 citations

A PYRIDINE NUCLEOTIDE-HYDROXYLAMINE REDUCTAS FROM NEUROSPORA

1955 • 53 citations

The Occurrence of Glutamic Dehydrogenase in Neurospora and its Apparent Absence in Certain Mutant Strains

1951 • 52 citations

Protein Synthesis by Plants I. Nitrate Reduction

1924 • 52 citations

The Microbial Metabolism of Nitro-aromatic Compounds

1958 • 52 citations

A nitrite reductase from Neurospora crassa

1960 • 52 citations

PHOSPHORYLATION COUPLED TO NITRITE OXIDATION BY PARTICLES FROM THE CHEMOAUTOTROPH, NITROBACTER AGILIS

1960 • 51 citations

Diphosphopyridine nucleotide and triphosphopyridine nucleotide linked glutamic dehydrogenases of fusarium

1961 • 50 citations

THE REDUCTION OF INORGANIC IRON AND CYTOCHROME c BY FLAVIN ENZYMES

1956 • 50 citations

ROLE OF MOLYBDENUM IN PLANT NUTRITION

1956 • 50 citations

Theoretical Chemistry

1981 • 49 citations

The oxidation of manganese by plant extracts in the presence of hydrogen peroxide

1949 • 49 citations

Biochemistry of autotrophic bacteria

1956 • 48 citations

Nitrogen Metabolism of Higher Plants

1953 • 48 citations

Enzyme studies on nitrate and nitrite mutants of Neurospora

1954 • 48 citations

Studies in the biochemistry of micro-organisms. 104. Metabolites of Penicillium atrovenetum G. Smith: β-nitropropionic acid, a major metabolite

1958 • 48 citations

Nitrite oxidase, a particulate cytochrome electron transport system from Nitrobacter

1959 • 47 citations

A Study of Nitrate Reduction in Mould Fungi

1956 • 46 citations

REVERSAL OF AUREOMYCIN INHIBITION OF BACTERIAL CELL-FREE NITRO REDUCTASE BY MANGANESE

1954 • 45 citations

Pyridine Nucleotide-Nitrite and -Hydroxylamine Enzymes from Soybean Leaves

1960 • 45 citations

Studies on Nitrate Reductase. III

1949 • 45 citations

STUDIES ON NITRATE REDUCTASE SYSTEM OF ESCHERICHIA COLI: I. PARTICULATE ELECTRON TRANSPORT SYSTEM. TO NITRATE AND ITS SOLUBILIZATION

1959 • 45 citations

An Assay of Iron Protoporphyrin based on the Reduction of Nitrate by a variant Strain of Staphylococcus aureus; Synthesis of Iron Protoporphyrin by Suspensions of Rhodopseudomonas spheroides

1956 • 44 citations

Nitrite reductase from Pseudomonas aeruginosa

1961 • 44 citations

Studies on true dissimilatory nitrate reduction

1954 • 44 citations

COFACTOR REQUIREMENTS FOR ENZYMATIC DENITRIFICATION

1956 • 44 citations

A Phosphate Requirement for Nitrate Reductase from Neurospora crassa

1956 • 44 citations

THE RÔLE OF α-KETOGLUTARATE AND MESACONATE IN GLUTAMATE FERMENTATION BY CLOSTRIDIUM TETANOMORPHUM

1956 • 44 citations

^|^Uuml;ber ein neues Enzym Glutaminocarboxylase

1937 • 43 citations

ENZYMATIC BASIS OF RESISTANCE TO AUREOMYCIN

1956 • 42 citations

The soil percolation technique

1949 • 42 citations

Iron and the Nitrifying Bacteria

1953 • 42 citations

THE SUCCESSIVE REDUCTION FROM NITRATE TO AMMONIA BY CELL-FREE BACTERIAL ENZYME SYSTEMS

1953 • 41 citations

Biochemistry of Autotrophic Bacteria.

1956 • 40 citations

A Dpnh-Specific Nitrate Reductase From Germinating Wheat

1959 • 39 citations

PYRIDINE NUCLEOTIDE-NITRATE REDUCTASE FROM HANSENULA ANOMALA , A NITRATE REDUCING YEAST

1957 • 38 citations

FORMATION OF NITROGEN, NITROUS OXIDE, AND NITRIC OXIDE BY EXTRACTS OF DENITRIFYING BACTERIA

1954 • 38 citations

Glutamic acid dehydrogenase from germinating seeds

1938 • 38 citations

Carbon dioxide fixation and phosphorylation by nitrobacter agilis

1960 • 37 citations

The biochemistry of the nitrifying organisms. 2. The free-energy efficiency of Nitrosomonas

1952 • 37 citations

On the relation between nitrogen fixation and nodule nitrate reductase of soybean root nodules

1957 • 37 citations

NITRATE REDUCTION I. <scp>Growth of</scp> Escherichia coli

1956 • 37 citations

Effects of Some Inorganic Nitrogenous Substances on Growth and Nitrogen Assimilation of Young Plant Embryos in Vitro

1958 • 36 citations

Riboflavin-catalyzed enzymic photoreduction of nitrate

1956 • 36 citations

Bacteriostatic Effects of Potassium Chlorate on Soil Nitrification

1945 • 35 citations

Association of Molybdenum with Nitrate Reductase from Soybean Leaves

1955 • 35 citations

Infrared spectra of brain phosphatidylserine

1960 • 34 citations

The effects of zinc and copper on soil nitrification

1948 • 34 citations

MANGANESE REVERSAL OF AUREOMYCIN INHIBITION OF BACTERIAL CELL-FREE NITRO-REDUCTASE

1953 • 31 citations

DEHYDROGENASES OF THE AVENA COLEOPTILE

1943 • 30 citations

THE REDUCTION OF NITRATE, NITRATE AND HYDROXYLAMINE BY E. COLI.

1946 • 30 citations

Nitrate Reduction by Aqueous Extracts of Excised Tomato Roots

1959 • 29 citations

Respiratory enzymes in Micrococcus denitrificans

1961 • 28 citations

STUDIES ON DENITRIFICATION

1958 • 28 citations

An Iron Requirement for a Dissimilatory Nitrate Reductase in Neurospora crassa

1961 • 27 citations

The Inhibition of Organic Nitro-Reductase by Aureomycin in Cell-Free Extracts

1953 • 27 citations

The aldehyde oxidase of the potato

1928 • 26 citations

Menadione derivatives and ferrous iron as cofactors of the nitrate reductase system of a coliform organism

1955 • 26 citations

Studies on Nitrate Reductase. VII. Reinvestigation on the Identity of the Enzyme with Cytochromeb

1952 • 26 citations

Methods for the Extraction of Enzymes from Cereal Leaves with Especial Reference to the Triosephosphate Dehydrogenases.

1959 • 26 citations

Culture of Nitrosomonas europaea in Media Free of Insoluble Constituents

1958 • 26 citations

Molybdenum as an electron carrier in nitrate reductase action

1954 • 25 citations

Hyponitrite Reductase in Neurospora

1957 • 25 citations

Role of Metals in Enzymes with Special Reference to Flavoproteins

1957 • 24 citations

Some Aspects of Micronutrient Element Metabolism in Plants

1957 • 24 citations

Nitrate reductase and related enzymes in Escherichia coli

1960 • 24 citations

Role of Photochemical Processes in the Reduction of Nitrate by Green Algae

1955 • 23 citations

Formation of Oxime-Nitrogen in Torula-Yeast Fed with Potassium Nitrate

1948 • 23 citations

Réduction de l'hydroxylamine liée à l'activité de l'hydrogénase de desulfovibrio desulfuricans

1958 • 22 citations

Studies on Enzymic Nitrite reduction I. Properties of the Enzyme System Involved in the Process of Nitrite Reduction*

1959 • 21 citations

The effect of reduced triphosphopyridine nucleotide on nitrate reduction by purified nitrate reductase

1952 • 20 citations

Oxidation of hydroxylamine by plant enzyme systems

1960 • 20 citations

STUDIES ON DENITRIFICATION

1956 • 20 citations

AMMONIUM DEHYDROGENASE

1954 • 19 citations

Intestinal damage produced by beta particles

1958 • 19 citations

Karakin, the glucoside of corynocarpus levigata, and hiptagenic acid

1943 • 19 citations

Studies in gas production by bacteria

1930 • 17 citations

Some Properties of Glutamic Dehydrogenase from Neurospora crassa

1960 • 17 citations

STUDIES ON THE METABOLISM OF THE TREPONEMATA I

1954 • 17 citations

Dehydrogenases of the Avena Coleoptile

1943 • 16 citations

THE METABOLIC REDUCTION OF ORGANIC NITRO GROUPS

1957 • 16 citations

Aerobic Sporeforming Nitrate-reducing bacteria.

1953 • 14 citations

Orgarnic Hydroxylamine Compounds Formed from Nitrite in Torulopsis utilis. II. Acetylhydroxamic Acid.

1956 • 14 citations

Isolation of the Nitrifying Organisms from Soil

1951 • 13 citations

Trace Elements and Nitrification

1948 • 12 citations

Nitrohydroxylamine: The unknown intermediate in nitrification?

1962 • 11 citations

Vitamin K-dependent nitrate reductase in Escherichia coli

1958 • 11 citations

The Assimilation of N¹⁵-from Labeled Hyponitrite by Soybean Leaves.

1958 • 10 citations

Fermente des Aminos�urestoffwechsels in Ulva lactuca

1957 • 10 citations

Interference by Azide with Diazotization Procedures used in Biological Assay Systems

1959 • 8 citations

REEVALUATION OF “AMMONIUM DEHYDROGENASE”

1957 • 8 citations

The separation of hyponitrite from nitrite, nitrate and hydroxylamine by paper chromatography

1959 • 8 citations

Some Obsevation on the Nitrate-reducing Properties of Plants

1924 • 8 citations

Measurement of Inhibition by Azide in Biochemical Assay Systems involving Nitrite Estimation by Diazotization

1959 • 7 citations

Untersuchungen �ber Glutaminsynthease und Glutamins�ure-dehydrogenase bei Allomyces arbuscula

1959 • 7 citations

Ammonia Dehydrogenase, Hydroxylamine Dehydrogenase, Hyponitrite Dehydrogenase and Nitrite Dehydrogenase

1961 • 6 citations

HYPONITRITES¹

1924 • 6 citations

REDUCTION OF NITRATES TO NITRITES BY THE EXPRESSED JUICE OF HIGHER GREEN PLANTS

1936 • 5 citations

Enzymatic Formation of Nitrous Oxide from Nitrite.

1956 • 5 citations

A manometric determination of nitrate reductase activity

1954 • 4 citations