Dinitrogenase reductase (Fe-protein) of nitrogenase in the cyanobacterial symbionts of three Azolla species: Localization and sequence of appearance during heterocyst differentiation

Cleavage of Structural Proteins during the Assembly of the Head of Bacteriophage T4

1970 • 253,849 citations

THE USE OF LEAD CITRATE AT HIGH pH AS AN ELECTRON-OPAQUE STAIN IN ELECTRON MICROSCOPY

1963 • 24,942 citations

Purification and properties of unicellular blue-green algae (order Chroococcales)

1971 • 3,161 citations

Purification and properties of unicellular blue-green algae (order Chroococcales).

1971 • 1,432 citations

The alternative nitrogenase of Azotobacter chroococcum is a vanadium enzyme

1986 • 469 citations

Rearrangement of nitrogen fixation genes during heterocyst differentiation in the cyanobacterium Anabaena

1985 • 298 citations

Azolla as a Green Manure: Use and Management in Crop Production

1983 • 186 citations

The utilization of the Azolla - Anabaena complex as a nitrogen fertilizer for rice

1977 • 142 citations

Activities of Enzymes of the Oxidative and the Reductive Pentose Phosphate Pathways in Heterocysts of a Blue-Green Alga

1973 • 140 citations

The synthesis of nitrogenase by non-heterocystous cyanobacteria

1977 • 133 citations

The heterocysts of blue-green algae II. Details of ultrastructure

1971 • 125 citations

The program of protein synthesis during heterocyst differentiation in nitrogen-fixing blue-green algae

1974 • 120 citations

Pattern formation in the blue-green alga Anabaena ii. controlled proheterocyst regression

1973 • 115 citations

The Effects of Anaerobiosis on Nitrogenase Synthesis and Heterocyst Development by Nostocacean Cyanobacteria

1978 • 102 citations

Involvement of the cytoplasmic membrane in nitrogen fixation by azotobacter vinelandii

1977 • 90 citations

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

1977 • 90 citations

Organization of the nif genes in cyanobacteria in symbiotic association with Azolla and Anthoceros

1988 • 88 citations

ELECTRON MICROSCOPIC STUDY OF HETEROCYST DEVELOPMENT IN ANABAENA AZOLLAE STRASBURGER¹

1965 • 81 citations

Differences in mRNA levels in Anabaena living freely or in symbiotic association with Azolla.

1986 • 71 citations

Classes of Anabaena variabilis mutants with oxygen-sensitive nitrogenase activity

1978 • 68 citations

The Ultrastructure of the Vegetative Cell of Blue-Green Algae

1963 • 66 citations

Immuno-gold localization of glutamine synthetase in a nitrogen-fixing cyanobacterium (Anabaena cylindrica)

1985 • 62 citations

Nitrogenase is restricted to the vesicles in Frankia strain EAN1pec

1987 • 56 citations

Localization of nitrogenase in vesicles of Frankia sp. Cc1.17 by immunogoldlabelling on ultrathin cryosections

1987 • 56 citations

Purification and Properties of Nitrogenase from the Cyanobacterium, Anabaena cylindrica

1979 • 53 citations

Properties of heterocysts isolated with colloidal silica

1976 • 52 citations

Alteration of the Fe protein of nitrogenase by oxygen in the cyanobacterium Anabaena sp. strain CA

1987 • 50 citations

Nitrogenase in free-living and symbiotic cyanobacteria: Immunoelectron microscopic localization

1986 • 49 citations

Identification of Eubacteria Isolated from Leaf Cavities of Four Species of the N-Fixing Azolla Fern as Arthrobacter Conn and Dimmick

1986 • 48 citations

Evolutionary divergence in the nifH.D.K. gene region among nine symbiotic Anabaena azollae and between Anabaena azollae and some free-living heterocystous cyanobacteria

1987 • 39 citations

Heterocyst differentiation in the cyanobacterium Mastigocladus laminosus

1984 • 37 citations

Molecular Aspects of Nitrogen Fixation by Photosynthetic Prokaryotes

1987 • 36 citations

Immunochemical evidence that nitrogenase is restricted to the heterocysts in Anabaena cylindrica

1984 • 33 citations

Azolla fern lectins that specifically recognize endosymbiotic cyanobacteria

1986 • 31 citations

Characteristics of nitrogenase activity in broken cell preparations of the blue-green alga Gloeocapsa sp. LB 795

1972 • 29 citations

The protein index ofNostoc commune UTEX 584 (cyanobacteria): changes induced in immobilized cells by water stress

1986 • 26 citations

The ultrastructure of Anabaena azollae in Azolla pinnata

1981 • 23 citations

Isolation of cyanobacterial heterocysts with high and sustained dinitrogen-fixation capacity supported by endogenous reductants

1986 • 16 citations

Heterocystless mutants ofAnabaenaPCC7120 with nitrogenase activity

1987 • 13 citations

Purification of azotophore membranes containing the nitrogenase from Azotobacter vinelandii

1974 • 12 citations

Etude ultrastructurale de la différenciation des hétérocystes chez la Cyanobactérie, Anabaena cylindrica Lemm

1983 • 6 citations

Localization of Nitrogenase Using Monoclonal Antibodies

1984 • 2 citations