Biochemical genetics of nitrogen fixation

Applications of the acetylene-ethylene assay for measurement of nitrogen fixation

1973 • 1,040 citations

Control of leghaemoglobin synthesis in snake beans

1971 • 907 citations

The Biology of Nitrogen Fixation

1976 • 875 citations

Isolation of an iron-molybdenum cofactor from nitrogenase

1977 • 582 citations

Acetylene reduction by nitrogen-fixing preparations from Clostridium pasteurianum

1966 • 576 citations

Root Nodule Bacteria and Leguminous Plants

1939 • 510 citations

Transfer of the drug-resistance transposon Tn5 to Rhizobium

1978 • 483 citations

Hydrogen evolution: A major factor affecting the efficiency of nitrogen fixation in nodulated symbionts

1976 • 473 citations

Nitrogen Fixation in Bacteria and Higher Plants

1975 • 449 citations

Root Nodule Bacteria and Leguminous Plants

1933 • 426 citations

Lectins: A Possible Basis for Specificity in the Rhizobium —Legume Root Nodule Symbiosis

1974 • 420 citations

Isolation and Cultivation in vitro of the Actinomycete Causing Root Nodulation in Comptonia

1978 • 398 citations

An electron transport factor from Clostridiumpasteurianum

1962 • 382 citations

Interspecies homology of nitrogenase genes.

1980 • 372 citations

High frequency transfer of nodulating ability between strains and species of Rhizobium

1978 • 354 citations

Infection of Legumes by Rhizobia

1981 • 352 citations

Regulation of the Assimilation of Nitrogen Compounds

1978 • 345 citations

The nitrogenase system from Azotobacter: two-enzyme requirement for N2 reduction, ATP-dependent H2 evolution, and ATP hydrolysis.

1966 • 343 citations

Structure and Function of Nitrogenase

1993 • 310 citations

Regulation and characterization of protein products coded by the nif (nitrogen fixation) genes of Klebsiella pneumoniae

1978 • 303 citations

Nitrogenase of Klebsiella pneumoniae. Purification and properties of the component proteins

1972 • 300 citations

Hydrogenase in legume root nodule bacteroids: Occurrence and properties

1972 • 285 citations

Nitrogenase and nitrogenase reductase associate and dissociate with each catalytic cycle.

1978 • 274 citations

Cross-reactive antigens and lectin as determinants of symbiotic specificity in the Rhizobium-clover association

1975 • 242 citations

Interactions among substrates and inhibitors of nitrogenase

1975 • 231 citations

Novel metal cluster in the iron-molybdenum cofactor of nitrogenase. Spectroscopic evidence

1978 • 224 citations

Facilitated Oxygen Diffusion

1974 • 214 citations

Genetic mapping of Rhizobium meliloti.

1977 • 207 citations

Genetic Transfer of Nitrogen Fixation from Klebsiella pneumoniae to Escherichia coli

1972 • 204 citations

In Vitro Formation of Assimilatory Reduced Nicotinamide Adenine Dinucleotide Phosphate: Nitrate Reductase from a Neurospora Mutant and a Component of Molybdenum-Enzymes

1971 • 200 citations

Regulation of Nitrogen Fixation in Klebsiella pneumoniae : Evidence for a Role of Glutamine Synthetase as a Regulator of Nitrogenase Synthesis

1974 • 199 citations

Symbiosis between Rhizobium and the Non-legume, Trema aspera

1973 • 199 citations

NITROGEN FIXATION: HYDROSULFITE AS ELECTRON DONOR WITH CELL-FREE PREPARATIONS OF AZOTOBACTER VINELANDII AND RHODOSPIRILLUM RUBRUM

1965 • 191 citations

Growth and Physiology of Azotobacter chroococcum in Continuous Culture

1969 • 191 citations

Overlapping sequences of Klebsiella pneumoniae nif DNA cloned and characterised

1979 • 190 citations

Evidence for nitrogen fixation (nif) genes on indigenous Rhizobium plasmids

1979 • 188 citations

Nitrogenase IV. Simple method of purification to homogeneity of nitrogenase components from Azotobacter vinelandii

1973 • 185 citations

Hydrogenase in Rhizobium japonicum Increases Nitrogen Fixation by Nodulated Soybeans

1979 • 184 citations

Genetic Engineering for Nitrogen Fixation

1977 • 184 citations

Physiology and cytological chemistry blue-green algae

1973 • 175 citations

Hydrogen-Dependent Nitrogenase Activity and ATP Formation in Rhizobium japonicum Bacteroids

1979 • 174 citations

Inhibition of nitrogenase-catalyzed reductions

1973 • 172 citations

Electron‐Paramagnetic‐Resonance Studies on Nitrogenase

1974 • 169 citations

Electron Paramagnetic Resonance of Nitrogenase and Nitrogenase Components from Clostridium pasteurianum W5 and Azotobacter vinelandii OP

1972 • 167 citations

Studies by electron paramagnetic resonance on the catalytic mechanism of nitrogenase of Klebsiella pneumoniae

1973 • 167 citations

Characterization of the gene transfer agent made by an overproducer mutant of Rhodopseudomonas capsulata

1979 • 166 citations

Complementation analysis of Klebsiella pneumoniae mutants defective in nitrogen fixation

1977 • 161 citations

alpha-Ketoglutarate dehydrogenase mutant of Rhizobium meliloti

1979 • 159 citations

Fine-structure mapping and complementation analysis of nif (nitrogen fixation) genes in Klebsiella pneumoniae

1978 • 158 citations

Identification of blue-green algal nitrogen fixation genes by using heterologous DNA hybridization probes

1980 • 156 citations

Construction of a P plasmid carrying nitrogen fixation genes from Klebsiella pneumoniae

1976 • 154 citations

Host-symbiont interactions.I. The lectins of legumes interact with the O-antigen-containing lipopolysaccharides of their symbiont Rhizobia

1976 • 150 citations

Nitrogen fixation in cell-free extracts of Clostridium pasteurianum

1960 • 148 citations

Circular linkage map of Rhizobium meliloti chromosome

1977 • 148 citations

Simple, Rapid Assay for Screening Nitrogen‐fixing Ability in Soybean¹

1976 • 145 citations

Isolation and Characteristics of Flavodoxin from Nitrogen-fixing Clostridium pasteurianum

1966 • 142 citations

Role of Lectins in Plant-Microorganism Interactions

1977 • 141 citations

Nitrogenase. III. Nitrogenaseless mutants of Azotobacter vinelandii: Activities, cross-reactions and epr spectra

1973 • 140 citations

Nitrogen Fixation by Actinomycete-Nodulated Angiosperms

1978 • 138 citations

Factors affecting growth and nitrogen fixation of Spirillum lipoferum

1976 • 138 citations

Glutamine synthetase and ammonium regulation of nitrogenase synthesis in Klebsiella

1974 • 137 citations

Inheritance of a Strain‐Specific Ineffective Nodulation in Soybeans¹

1966 • 137 citations

Biological nitrogen fixation by way of an enzyme-bound dinitrogen-hydride intermediate

1978 • 135 citations

Regulation by Fixed Nitrogen of Host-Symbiont Recognition in the Rhizobium-Clover Symbiosis

1978 • 135 citations

Trifolin: A Rhizobium recognition protein from white clover

1978 • 135 citations

NITROGEN FIXATION BY A FACULTATIVE BACILLUS

1958 • 132 citations

Possible Role of Phytohaemagglutinin in Phaseolus vulgaris L.

1973 • 131 citations

Genetics and Regulation of Nitrogen Fixation

1981 • 131 citations

THE INFLUENCE OF THE LEGUME IN ROOT‐NODULE SYMBIOSIS

1956 • 129 citations

Optimal conditions for transformation of Azotobacter vinelandii

1979 • 129 citations

Nitrogen control in Salmonella : Regulation by the glnR and glnF gene products

1979 • 129 citations

Limitations and Potentials for Biological Nitrogen Fixation in the Tropics

1978 • 127 citations

Biological Nitrogen Fixation

1978 • 124 citations

A new glnA-linked regulatory gene for glutamine synthetase in Escherichia coli.

1979 • 124 citations

In Vitro Assembly of Neurospora Assimilatory Nitrate Reductase from Protein Subunits of a Neurospora Mutant and the Xanthine Oxidizing or Aldehyde Oxidase Systems of Higher Animals

1970 • 121 citations

Carbohydrate Metabolism in Rhizobium trifolii: Identification and Symbiotic Properties of Mutants

1979 • 120 citations

Rj₃ A Gene Conditioning Ineffective Nodulation in Soybean¹

1970 • 120 citations

FERREDOXIN AND ATP, REQUIREMENTS FOR NITROGEN FIXATION IN CELL-FREE EXTRACTS OF CLOSTRIDIUM PASTEURIANUM

1964 • 119 citations

Initiation of Plant Root-Microbe Interactions

1979 • 118 citations

Molybdenum cofactors from molybdoenzymes and in vitro reconstitution of nitrogenase and nitrate reductase

1977 • 117 citations

Linkage Mapping in Rhizobium leguminosarum by means of R Plasmid-mediated Recombination

1978 • 117 citations

Generalized Transduction in Rhizobium leguminosarum

1979 • 116 citations

Isolation and in vitro translation of soybean leghaemoglobin mRNA

1974 • 111 citations

Isolation and characterization of the membrane envelope enclosing the bacteroids in soybean root nodules.

1978 • 110 citations

Two Biologically Active Ferredoxins from the Aerobic Nitrogen-fixing Bacterium, Azotobacter vinelandii

1972 • 109 citations

Hydrogen Reactions of Nodulated Leguminous Plants

1978 • 109 citations

Derepression of nitrogenase synthesis in the presence of excess NH4+

1974 • 106 citations

Physiological factors affecting transformation of Azotobacter vinelandii

1976 • 105 citations

Recent developments in nitrogen fixation

1977 • 105 citations

Transduction of the Nitrogen-Fixation Genes in Klebsiella pneumoniae

1971 • 104 citations

Host plant control of the inheritance of dinitrogen fixation in the Pisum-Rhizobium symbiosis

1975 • 102 citations

Differentiation in Nostoc muscorum: Nitrogenase Is Synthesized in Heterocysts

1973 • 101 citations

Components of cell-free extracts of clostridium pasteurianum required for ATP-dependent H2 evolution from dithionite and for N2 fixation☆

1966 • 101 citations

Electron transport to nitrogenase in Klebsiella pneumoniae.

1980 • 101 citations

High recovery of nitrogenase activity and of ⁵⁵ Fe-labeled nitrogenase in heterocysts isolated from Anabaena variabilis

1978 • 101 citations

The Rhizobium -legume symbiosis

1979 • 100 citations

Purification, metal composition and properties of molybdo-ferredoxin and azoferredoxin, two of the components of the nitrogen-fixing system of Clostridium pasteurianum

1967 • 99 citations

Ineffective and non-nodulating mutant strains of Rhizobium japonicum

1976 • 97 citations

Genetic analysis of Azotobacter vinelandii mutant strains unable to fix nitrogen

1977 • 93 citations

Aeration in fermentations

1961 • 93 citations

Physical map of chromosomal nitrogen fixation ( nif ) genes of Klebsiella pneumoniae

1979 • 93 citations

Atp hydrolysis and electron transfer in the nitrogenase reaction with different combinations of the iron protein and the molybdenum-iron protein

1972 • 93 citations

Genetic transfer of nitrogenase–hydrogenase activity in Rhodopseudomonas capsulata

1975 • 93 citations

Photosynthetic components and activities of nitrogen-fixing isolated heterocysts of Anabaena cylindrica

1977 • 90 citations

Involvement of the cytoplasmic membrane in nitrogen fixation by azotobacter vinelandii

1977 • 90 citations

HæMoglobin in the Root Nodules of Leguminous Plants

1945 • 90 citations

A Non-Gummy Chromogenic Strain of Azotobacter vinelandii

1959 • 89 citations

Separation and determination of the relative concentrations of the homogeneous components of soybean leghemoglobin by isoelectric focusing

1979 • 89 citations

The site of heme synthesis in soybean root nodules

1969 • 89 citations

The Nitrogen Fixation Genes

1972 • 89 citations

Isolation by crystallization of the MoFe protein of Azotobacter nitrogenase

1970 • 88 citations

Kinetic studies of the nitrogenase-catalyzed hydrogen evolution and nitrogen reduction reactions

1970 • 88 citations

Bacterial polysaccharide which binds Rhizobium trifolii to clover root hairs

1979 • 87 citations

Flavodoxin: A flavoprotein with ferredoxin activity from Clostridium pasteurianum

1966 • 87 citations

An Ouchterlony double diffusion study on the interaction between legume lectins and rhizobial cell surface antigens

1979 • 86 citations

Sucrose Catabolism in Clostridium pasteurianum and Its Relation to N ₂ Fixation

1968 • 85 citations

Use of Two-Dimensional Polyacrylamide Gel Electrophoresis to Identify and Classify Rhizobium Strains

1980 • 85 citations

The Apparent ATP Requirement for Nitrogen Fixation in Growing Klebsiella pneumoniae

1976 • 83 citations

The plant as the genetic determinant of leghaemoglobin production in the legume root nodule

1969 • 83 citations

Purification and properties of the particulate hydrogenase from the bacteroids of soybean root nodules

1979 • 83 citations

Biochemistry and genetics of Klebsiella pneumoniae mutant strains unable to fix N2

1975 • 83 citations

Genetic and Biochemical Analysis of Mutants Affected in Nitrate Reduction in Rhizobium meliloti

1979 • 83 citations

Polarity of mutations induced by insertion of transposons Tn5, Tn7 and Tn10 into the nif gene cluster of Klebsiella pneumoniae

1978 • 82 citations

Studies on the Bacterial Component of Soybean Root Nodules: Cytology and Organization in the Host Tissue

1958 • 81 citations

A Nodule-Specific Plant Protein (Nodulin-35) from Soybean

1979 • 81 citations

Symbiotic nitrogen fixation under stress conditions

1971 • 81 citations

The molybdenum–iron protein of Klebsiella pneumoniae nitrogenase. Evidence for non-identical subunits from peptide ‘mapping’

1976 • 80 citations

Leghaemoglobin and the Supply of O2 to Nitrogen-fixing Root Nodule Bacteroids: Presence of Two Oxidase Systems and ATP Production at Low Free O2 Concentration

1975 • 80 citations

Nitrate effects on the nodulation of legumes inoculated with nitrate-reductase-deficient mutants of Rhizobium

1977 • 80 citations

Isolation and preliminary characterization of auxotrophs of a filamentous Cyanobacterium

1977 • 79 citations

Localization of an Uptake Hydrogenase in Anabaena

1978 • 78 citations

Activation of Inactive Nitrogenase by Acid-Treated Component I

1974 • 78 citations

Rough and fine linkage mapping of the Rhizobium meliloti chromosome

1979 • 78 citations

THE ELECTION TRANSPORT SYSTEM IN NITROGEN FIXATION BY Azotobacter , I. AZOTOFLAVIN AS AN ELECTRON CARRIER

1969 • 77 citations

The hydrogen cycle in nitrogen-fixing Azotobacter chroococcum

1978 • 76 citations

Acetylene reduction by the iron-molybdenum cofactor from nitrogenase

1978 • 75 citations

Transfer of nitrogen-fixing (NIF) genes in the blue-green alga nostocmuscorum

1975 • 75 citations

Nitrogen Fixation by Members of the Tribe Klebsielleae

1965 • 75 citations

Root-nodule symbioses with Rhizobium

1974 • 74 citations

Linkage map of the nitrogen fixation (nif) genes in Klebsiella pneumoniae

1977 • 73 citations

Leghemoglobin biosynthesis in soybean root nodules. Characterization of the nascent and released peptides and the relative rate of synthesis of the major leghemoglobins

1979 • 73 citations

Heme Synthesis in Soybean Root Nodules

1977 • 72 citations

Nitrogenase II. Changes in the EPR signal of Component I (iron-molybdenum protein) of Azotobacter vinelandii nitrogenase during repression and derepression

1972 • 72 citations

Inhibitors of nitrogen fixation in extracts from Clostridium pasteurianum

1965 • 72 citations

Characterization of an oxygen-stable nitrogenase complex isolated from Azotobacter chroococcum

1979 • 72 citations

Effect of Amino Acids on the Nitrogenase System of Klebsiella pneumoniae

1966 • 71 citations

REGULATION AND GENETICS OF BACTERIAL NITROGEN FIXATION

1975 • 71 citations

Characterization of two soluble ferredoxins as distinct from bound iron-sulfur proteins in the photosynthetic bacterium Rhodospirillum rubrum.

1975 • 71 citations

The electron transport system in nitrogen fixation by Azotobacter. III. Requirements for NADPH-supported nitrogenase activity

1971 • 71 citations

Electron transport to nitrogenase in Azotobacter chroococcum: Azotobacter flavodoxin hydroquinone as an electron donor

1972 • 70 citations

Hydrogen Reactions of Nodulated Leguminous Plants

1977 • 70 citations

Symbiotic Properties of Antibiotic-Resistant and Auxotrophic Mutants ofRhizobium leguminosarum

1979 • 69 citations

Regulation of Nitrogenase Synthesis by Oxygen in Klebsiella pneumoniae

1974 • 69 citations

Comparisons and cross reactions of nitrogenase from Klebsiella pneumoniae; Azotobacter chroococcum and Bacillus polymyxa

1969 • 68 citations

The dual role of pyruvate and the energy requirement in nitrogen fixation

1964 • 68 citations

Nitrogenase of Klebsiella pneumoniae: electron-paramagnetic-resonance studies on the catalytic mechanism

1972 • 68 citations

Classes of Anabaena variabilis mutants with oxygen-sensitive nitrogenase activity

1978 • 68 citations

The Biochemistry of N₂ Fixation

1971 • 67 citations

Nitrogenases of Klebsiella pneumoniae and Azotobacter chroococcum

1975 • 66 citations

Isolation and partial characterization of two different subunits from the molybdenum-iron protein of Azotobacter vinelandii nitrogenase.

1978 • 66 citations

THE ELECTRON TRANSPORT SYSTEM IN NITROGEN FIXATION BY Azotobacter . II. ISOLATION AND FUNCTION OF A NEW TYPE OF FERREDOXIN

1969 • 66 citations

Rhizobium japonicum mutants unable to use hydrogen

1978 • 65 citations

Recombinant plasmid that carries part of the nitrogen fixation (nif) gene cluster of Klebsiella pneumoniae.

1977 • 65 citations

Inheritance of a Soybean Seed Lectin¹

1978 • 65 citations

Genetic and biochemical analysis of mutants induced by bacteriophage Mu DNA integration into Klebsiella pneumoniae nitrogen fixation genes

1978 • 64 citations

Hydrogen evolution and uptake by nodules of soybeans inoculated with different strains of Rhizobium japonicum

1978 • 64 citations

Environmental effects on the growth of nitrogen‐fixing bacteria

1972 • 62 citations

Energetics of Biological Nitrogen Fixation: Determination of the Ratio of Formation of H2 to NH4+ Catalysed by Nitrogenase of Klebsiella pneumoniae in vivo

1977 • 60 citations

Occurrence of Hydrogenase in Nitrogen-Fixing Organisms.

1941 • 60 citations

Chromosomal recombination between Rhizobium species

1977 • 60 citations

N2-fixing root nodules in Ulmaceae:Parasponia or (and)Trema spp.?

1978 • 59 citations

Interspecific Crosses between Rhizobium leguminosarum and R. meliloti: Formation of Haploid Recombinants and of R-primes

1978 • 59 citations

A Rhizobium mutant incapable of nodulation and normal polysaccharide secretion

1978 • 58 citations

Nitrogenase

1975 • 58 citations

Control of Specificity in Legume‐Rhizobium Associations

1978 • 58 citations

An energy-dependent hydrogen-evolution from dithionite in nitrogen-fixing extracts of Clostridium pasteurianum

1965 • 57 citations

Purification and Properties of the Constituents of the Nitrogenase Complex from Clostridium pasteurianum

1970 • 57 citations

Electron paramagnetic resonance studies on nitrogenase. III. Function of magnesium adenosine 5′-triphosphate and adenosine 5′-diphosphate in catalysis by nitrogenase

1973 • 57 citations

The amino acid sequence of Clostridium pasteurianum iron protein, a component of nitrogenase. III. The NH2-terminal and COOH-terminal sequences, tryptic peptides of large cyanogen bromide peptides, and the complete sequence.

1977 • 55 citations

Binding of pea lectins to a glycan type polysaccharide in the cell walls ofRhizobium leguminosarum

1977 • 53 citations

Amino acids as repressors of nitrogenase biosynthesis in Klebsiella pneumoniae

1976 • 52 citations

Mutants of Anabaena cylindrica altered in heterocyst spacing

1975 • 52 citations

Reduction of N2 by complementary functioning of two components from nitrogen-fixing bacteria.

1968 • 51 citations

Cell-Free Nitrogenase and Hydrogenase from Actinorhizal Root Nodules

1979 • 50 citations

Symbiotic Nitrogen Fixation

1945 • 50 citations

Involvement of Rhizobium japonicum O antigen in soybean nodulation

1978 • 49 citations

Mutants of Azotobacter vinelandii unable to fix nitrogen

1969 • 49 citations

Expression of Klebsiella nitrogen fixation genes (nif) in Azotobacter

1976 • 47 citations

Evidence for one-electron transfer by the Fe protein of nitrogenase

1978 • 45 citations

The biogenesis of leghemoglobin

1971 • 45 citations

Blue-Green Algae and Algal Associations

1978 • 44 citations

Regulation of nitrogenase synthesis by Klebsiella pneumoniae

1970 • 43 citations

Nitrogenase

1975 • 42 citations

Deletion mutants of nitrogen fixation in Klebsiella pneumoniae: Mapping of a cluster of nif genes essential for nitrogenase activity

1974 • 42 citations

A Non‐Nodulating Peanut¹

1979 • 41 citations

Intergeneric Transfer of Genes Involved in the Rhizobium -Legume Symbiosis

1977 • 41 citations

Structural investigation of nitrogenase components from Clostridium pasteurianum and comparison with similar components of other organisms

1973 • 41 citations

Purification and properties of two ferredoxins from the nitrogen-fixing bacterium Bacillus polymyxa

1973 • 40 citations

Expression of Klebsiella pneumoniae Nitrogen Fixation Genes in Nitrate Reductase Mutants of Escherichia coli

1977 • 40 citations

Use of bacteriophage Mu to isolate deletions in the his-nif region of Klebsiella pneumoniae

1976 • 39 citations

Resolution of Nitrogenase of Mycobacterium flavum 301 into Two Components and Cross Reaction with Nitrogenase Components from Other Bacteria

1971 • 38 citations

Cloning of the entire region for nitrogen fixation from Klebsiella pneumoniae on a multicopy plasmid vehicle in Escherichia coli

1979 • 38 citations

The Isolation of Conditional Ineffective Mutants of Rhizobium leguminosarum

1977 • 38 citations

Bacterial attachment as related to cellular recognition in the rhizobium‐legume symbiosis

1981 • 38 citations

Nitrogen fixation and bioenergetics: the role of ATP in nitrogenase catalysis

1979 • 37 citations

Hydrogenase system in legume nodules: A mechanism of providing nitrogenase with energy and protection from oxygen damage

1979 • 37 citations

MOLECULAR HYDROGEN AND NITROGEN FIXATION BY CLOSTRIDIUM PASTEURIANUM

1959 • 36 citations

Evidence for the involvement of a genetic determinant controlling functional specificity of group VI B elements in the metabolism of N2 and NO3− in the blue-green alga Nostoc muscorum

1978 • 35 citations

Nitrogen fixation in nitrate reductase-deficient mutants of cultured rhizobia

1977 • 35 citations

Bacteriophage mu-induced deletions in a plasmid containing the nif (N2 fixation) genes of Klebsiella pneumoniae

1978 • 34 citations

Molecular Genetic Analysis of Klebsiella Pneumoniae Nitrogen-fixation (nif) Genes

1981 • 33 citations

Expression of Klebsiella nif and his Genes in Salmonella typhimurium

1977 • 33 citations

Specialized Transduction of a Cysteine Marker by Rhizobium meliloti Phage 16-3

1978 • 33 citations

Genetic transformation of the blue-green bacterium, Anacystis nidulans

1974 • 32 citations

Electron Transport Carriers Involved in Nitrogen Fixation by the Coliform, Klebsiella pneumoniae

1974 • 32 citations

Leghemoglobin: Different roles for different components?

1976 • 32 citations

The molecular weight of, and evidence for two types of subunits in, the molybdenum-iron protein of Azotobacter vinelandii nitrogenase

1977 • 31 citations

A search for a leghaemoglobin-like compound in root nodules ofTrema cannabina lour

1976 • 29 citations

Nitrogenase of Klebsiella pneumoniae. Interaction of the component proteins studied by ultracentrifugation

1973 • 28 citations

Molecular weight and subunit structure of molybdoferredoxin from Clostridium pasteurianum W5

1971 • 28 citations

Some properties of the nitrogenase proteins fromClostridium pasteurianum

1974 • 28 citations

Sequence complexities of the poly(A)-containing mRNA in uninfected soybean root and the nodule tissue developed due to the infection by Rhizobium

1979 • 27 citations

Mutants of Anabaena strain CA altered in their ability to grow under nitrogen-fixing conditions

1979 • 27 citations

Mutational alteration of a nitrogen-fixing bacterium to sensitivity to infection by bacteriophage Mu: isolation of nif mutations of Klebsiella pneumoniae M5al induced by Mu

1976 • 25 citations

An Ineffective Nitrogen Fixation Trait in Alfalfa¹

1979 • 25 citations

Glutamine synthetase mutations which affect expression of nitrogen fixation genes in Klebsiella pneumoniae

1979 • 25 citations

Transducing phages of Rhizobium meliloti.

1970 • 24 citations

The amino acid sequence of soybean leghaemoglobin c₂

1977 • 24 citations

Immunological evidence for the capability of free-living Rhizobium japonicum to synthesize a portion of a nitrogenase component

1975 • 23 citations

Transfer from Rhizobium japonicum to Azotobacter vinelandii of genes required for nodulation

1978 • 22 citations

The Development of Rhizobium Genetics: The Fourth Fleming Lecture

1980 • 20 citations

Search for Antiviral Agents

1979 • 20 citations

NADH, a physiological electron donor in clostridial nitrogen fixation

1974 • 19 citations

The amino acid sequence of Clostridium pasteurianum iron protein, a component of nitrogenase. I. Tryptic peptides.

1977 • 18 citations

Isolation and characterization of lambda specialized transducing bacteriophages carrying Klebsiella pneumoniae nif genes

1980 • 18 citations

Biochemical evidence that leghaemoglobin genes are present in the soybean but not in Rhizobium genome

1978 • 18 citations

Transformation of Azotobacter vinelandii strains unable to fix nitrogen with Rhizobium spp. DNA

1978 • 18 citations

Electron Transport to Nitrogenase in Azotobacter chroococcum

1971 • 17 citations

Mutant of Clostridium pasteurianum That Does Not Fix Nitrogen

1971 • 17 citations

Interaction of the nitrogenase components of Anabaena cylindrica with those of Clostridium pasteurianum

1978 • 16 citations

Transfer of nitrogen fixation genes from a bacterium with the characteristics of both Rhizobium and Agrobacterium

1978 • 16 citations

Deoxyribonucleic Acid-Mediated Transformation of Spirillum lipoferum

1979 • 15 citations

6-cyanopurine, a color indicator useful for isolating mutations in the nif (nitrogen fixation) genes of Klebsiella pneumoniae

1978 • 15 citations

TRANSFORMATION IN RHIZOBIUM TRIFOLII

1962 • 14 citations

Hydrogenase in Nitrogenase-Deficient Azotobacter Mutants.

1953 • 14 citations

General transduction in Rhizobium meliloti by a thermosensitive mutant of bacteriophage DF2

1979 • 13 citations

The amino acid sequence of Clostridium pasteurianum iron protein, a component of nitrogenase. II. Cyanogen bromide peptides.

1977 • 13 citations

Leghaemoglobin from Trifolium subterraneum Purification and characterization

1979 • 12 citations

Root Nodule Symbioses in Non-Leguminous N2-Fixing Plants

1978 • 12 citations

Membrane energization in relation with nitrogen fixation in Azotobacter vinelandii and Rhizobium leguminosarum bacteroids

1978 • 9 citations

Genetic mapping of leucine and isoleucine-valine loci in Rhizobium japonicum

1976 • 6 citations

A treatise on dinitrogen fixation. Inorganic and physical chemistry and biochemistry.

1979 • 5 citations

[Transduction of a gene controlling the expression of nitrogen fixation in Rhizobium meliloti].

1972 • 3 citations