Ecophysiological aspects of growth and nitrogen fixation inAzospirillum spp.

Living with Water Stress: Evolution of Osmolyte Systems

1982 • 3,735 citations

β-Carotene: an Unusual Type of Lipid Antioxidant

1984 • 2,147 citations

Enhanced plant growth by siderophores produced by plant growth-promoting rhizobacteria

1980 • 1,518 citations

Evidence for a Specific Uptake System for Iron Phytosiderophores in Roots of Grasses

1986 • 937 citations

Bergey's Manual of Systematic Bacteriology. Vol.2

1986 • 921 citations

A taxonomic study of the Spirillum lipoferum group, with descriptions of a new genus, Azospirillum gen. nov. and two species, Azospirillum lipoferum (Beijerinck) comb. nov. and Azospirillum brasilense sp. nov.

1978 • 808 citations

Microbial water stress

1976 • 742 citations

Physiology and Biochemistry of Drought Resistance in Plants

1985 • 580 citations

Siderophores: Their Biochemistry and Possible Role in the Biocontrol of Plant Pathogens

1986 • 442 citations

Oxygen and Hydrogen in Biological Nitrogen Fixation

1980 • 413 citations

Azospirillum as a potential inoculant for agriculture

1985 • 363 citations

Advances in Microbial Physiology

2020 • 315 citations

Siderophores in Relation to Plant Growth and Disease

1986 • 288 citations

Azospirillum halopraeferens sp. nov., a Nitrogen-Fixing Organism Associated with Roots of Kallar Grass (Leptochloa fusca (L.) Kunth)

1987 • 274 citations

Occurrence of hydroxamate siderophore iron chelators in soils

1980 • 270 citations

Sites and processes of association between diazotrophs and grasses

1983 • 255 citations

Development and function ofAzospirillum-inoculated roots

1986 • 247 citations

[37] Nitrogen fixation—Assay methods and techniques

1972 • 225 citations

Methodology of siderophores

2007 • 212 citations

The fundamentals of nitrogen fixation

1983 • 197 citations

Covalent modification of the iron protein of nitrogenase from Rhodospirillum rubrum by adenosine diphosphoribosylation of a specific arginine residue.

1985 • 181 citations

Effect of ammonia, darkness, and phenazine methosulfate on whole-cell nitrogenase activity and Fe protein modification in Rhodospirillum rubrum

1984 • 178 citations

Activating Factor for the Iron Protein of Nitrogenase from Rhodospirillum rubrum

1976 • 173 citations

Establishment of inoculatedAzospirillum spp. in the rhizosphere and in roots of field grown wheat and sorghum

1986 • 173 citations

Strain-specific chemotaxis of Azospirillum spp

1985 • 162 citations

SUBSTRATE FLOW AND UTILIZATION IN THE RHIZOSPHERE OF CEREALS

1983 • 157 citations

Regulation of nitrogenase activity by ammonium chloride in Azospirillum spp

1986 • 152 citations

Effect of oxygen and nitrate on nitrogen fixation and denitrification by Azospirillum brasilense grown in continuous culture

1978 • 149 citations

Regulation of nitrogen fixation(nif)genes ofAzospirillum brasilensebynifAandntr (gln)type gene products

1984 • 148 citations

Microaerophily and Oxygen Toxicity

1986 • 146 citations

Osmoregulation and compatible solutes in eubacteria

1986 • 134 citations

The Influence of the Rhizosphere on Crop Productivity

1986 • 126 citations

Relationship between glutamine synthetase and nitrogenase inSpirillum lipoferum

1977 • 113 citations

Purification and properties of the activating enzyme for iron protein of nitrogenase from the photosynthetic bacterium Rhodospirillum rubrum.

1984 • 106 citations

Reversible regulation of the nitrogenase iron protein from Rhodospirillum rubrum by ADP-ribosylation in vitro

1986 • 99 citations

Growth of Spirillum Lipoferum At Constant Partial Pressures of Oxygen, and the Properties of its Nitrogenase in Cell-free Extracts

1977 • 98 citations

Phytosiderophores structures and properties of mugineic acids and their metal complexes

2007 • 97 citations

Tight coupling of root-associated nitrogen fixation and plant photosynthesis in the salt marsh grass Spartina alterniflora and carbon dioxide enhancement of nitrogenase activity

1986 • 86 citations

Oxygen protection of nitrogenase in the aerobically nitrogen fixing, non-heterocystous cyanobacterium Oscillatoria sp.

1985 • 73 citations

Mechanism of nitrogenase switch-off by oxygen

1987 • 72 citations

The effect of salinity on the yield and composition of Diplachne fusca (Kallar grass)

1981 • 71 citations

Regulation of nitrogenase activity by oxygen in Azospirillum brasilense and Azospirillum lipoferum

1987 • 71 citations

Evidence for NH4+ switch-off regulation of nitrogenase activity by bacteria in salt marsh sediments and roots of the grass Spartina alterniflora

1986 • 67 citations

Chemolithoautotrophic growth of bacteria able to grow under N₂-fixing conditions

1981 • 67 citations

Chemotactic attraction of Azospirillum lipoferum by wheat roots and characterization of some attractants

1985 • 67 citations

Rhizobactin, a siderophore fromRhizobium meliloti

1984 • 66 citations

Chemotaxis of free-living nitrogen-fixing bacteria towards maize mucilage

1986 • 64 citations

Cellulose Decomposition and Associated Nitrogen Fixation by Mixed Cultures of Cellulomonas gelida and Azospirillum Species or Bacillus macerans

1985 • 63 citations

The unusual features of the iron transport systems of Escherichia coli

1985 • 62 citations

The nitrogenase system of Spirillum lipoferum

1978 • 61 citations

Isolation and characterization of nitrogenase-derepressed mutant strains of cyanobacterium Anabaena variabilis

1986 • 60 citations

Polygalacturonic acid transeliminase production by Azospirillum species

1981 • 58 citations

Regulation of nitrogenase activity through iron protein interconversion into an active and an inactive form in Rhodopseudomonas capsulata

1983 • 57 citations

Influence of amino acids on nitrogen fixation ability and growth of Azospirillum spp

1988 • 53 citations

Root-Zone-Specific Oxygen Tolerance of Azospirillum spp. and Diazotrophic Rods Closely Associated with Kallar Grass

1987 • 53 citations

Azospirillum. III. Genetics, Physiology, Ecology

1987 • 53 citations

In Vivo Nitrogenase Regulation by Ammonium and Methylamine and the Effect of MSX on Ammonium Transport in Anabaena flos-aquae

1984 • 52 citations

Stimulatory effect of dihydroxyphenyl compounds on the aerotolerance of Spirillum volutans and Campylobacter fetus subspecies jejuni

1976 • 51 citations

Regulation of nitrogenase activity by covalent modification in Chromatium vinosum

1985 • 48 citations

Effect of oxygen on acetylene reduction by photosynthetic bacteria

1981 • 46 citations

Straw and Xylan Utilization by Pure Cultures of Nitrogen-Fixing Azospirillum spp

1985 • 46 citations

Catabolism of carbohydrates and organic acids and expression of nitrogenase by azospirilla

1984 • 45 citations

Physiology of nitrogen fixation in Azospirillum lipoferum Br 17 (ATCC 29 709)

1981 • 43 citations

Aspects of nitrogen fixation in Chlorobium

1986 • 41 citations

Purification and characterization of glutamate synthase from Azospirillum brasilense

1985 • 41 citations

Ammonium (methylammonium) transport byAzospirillumspp.

1982 • 38 citations

Short-term effect of ammonia on nitrogenase activity ofAnabaena variabilis(ATCC29413)

1986 • 38 citations

NADPH/NADH‐dependent cold‐labile glutamate dehydrogenase in Azospirillum brasilense

1986 • 35 citations

Inhibition of ammonium (methylammonium) transport in Klebsiella pneumoniae by glutamine and glutamine analogues

1982 • 34 citations

Ecological factors and adaptive processes in N2-fixing bacterial populations of the plant environment

1986 • 31 citations

An L‐methionine—D,L‐sulfoximine‐resistant mutant of the cyanobacterium Nostoc muscorum showing inhibitor‐resistant γ‐glutamyl‐transferase, defective glutamine synthetase and producing extracellular ammonia during N₂ fixation

1983 • 31 citations

Ammonia excretion byAzotobacter chroococcum in liquid culture and soil in the presence of manganese and clay minerals

1986 • 30 citations

Detection of siderophores in soil by a direct bioassay

1986 • 30 citations

Isolation and characterization of Azotobacter vinelandii mutant strains with potential as bacterial fertilizer

1983 • 29 citations

Purification and properties of the nitrogenase of Azospirillum amazonense

1985 • 28 citations

Effect of nitrogen compounds on nitrogenase activity inAzospirillum brasilense

1985 • 28 citations

Reversible and irreversible inactivation of cellular nitrogenase upon oxygen stress in Azotobacter vinelandii growing in oxygen controlled continuous culture

1985 • 26 citations

Role of betaine in the control of respiration and osmoregulation of a halotolerant bacterium

1986 • 26 citations

Superoxide dismutase, catalase, and peroxidase in ammonium-grown and nitrogen-fixing Azospirillum brasilense

1984 • 21 citations

Lesions in citrate synthase that affect aerobic nitrogen fixation by Azotobacter chroococcum

1985 • 20 citations

Regulatory mutation that controls nif expression and histidine transport in Azospirillum brasilense

1986 • 18 citations

Root Exudates

1986 • 18 citations

Carbohydrate Catabolism in Azospirillum amazonense

1985 • 14 citations

Regulation of Nitrogenase Activity in the Anoxygenic Phototrophic Bacteria

1985 • 14 citations

Stimulation of Agrobacterium tumefaciens Growth by Azotobacter vinelandii Ferrisiderophores

1986 • 14 citations

Effects of oxygen partial pressure and combined nitrogen on N2-fixation (C2H2) associated withZea mays and other gramineous species

1986 • 13 citations

Ammonium Uptake and Release by Azospirillum

1984 • 12 citations

Oxygen tolerance of uptake hydrogenase in Azospirillum spp.

1986 • 10 citations

Autotrophic growth of nitrogen-fixingAzospirillum species and partial characterization of hydrogenase from strain CC

1986 • 9 citations

Sarcosine: a possible regulatory compound in thePeltigera praetextata-Nostocsymbiosis

1984 • 8 citations

The Reversible Inhibition in Nitrogen Fixation by Oxygen

1987 • 4 citations

Aerotolerant growth inAzospirillum brasilense induced by dihydroxyphenyl iron-binding compound

1984 • 4 citations