The psi operon of Rhizobium leguminosarum biovar phaseoli: identification of two genes whose products are located at the bacterial cell surface

R Factor Transfer in Rhizobium leguminosarum

1974 • 2,144 citations

Host specificity of DNA produced by Escherichia coli: Bacterial mutations affecting the restriction and modification of DNA

1966 • 706 citations

Second symbiotic megaplasmid in Rhizobium meliloti carrying exopolysaccharide and thiamine synthesis genes

1986 • 608 citations

Exopolysaccharide-deficient mutants of Rhizobium meliloti that form ineffective nodules.

1985 • 589 citations

EXOPOLYSACCHARIDES IN PLANT-BACTERIAL INTERACTIONS

1992 • 357 citations

Rhizobium meliloti mutants that fail to succinylate their Calcofluor-binding exopolysaccharide are defective in nodule invasion

1987 • 228 citations

Plasmid-determined nodulation and nitrogen-fixation abilities inRhizobium phaseoli

1982 • 182 citations

Genetic analysis of a cluster of genes required for synthesis of the calcofluor-binding exopolysaccharide of Rhizobium meliloti

1988 • 163 citations

A mutation that blocks exopolysaccharide synthesis prevents nodulation of peas by Rhizobium leguminosarum but not of beans by R. phaseoli and is corrected by cloned DNA from Rhizobium or the phytopathogen Xanthomonas

1986 • 137 citations

The two megaplasmids of Rhizobium meliloti are involved in the effective nodulation of alfalfa

1986 • 130 citations

Isolation of symbiotically defective mutants in Rhizobium leguminosarum by insertion of the transposon Tn5 into a transmissible plasmid

1980 • 100 citations

Exopolysaccharide mutants of Rhizobium loti are fully effective on a determinate nodulating host but are ineffective on an indeterminate nodulating host

1991 • 92 citations

Rhizobium meliloti exoG and exoJ mutations affect the exoX-exoY system for modulation of exopolysaccharide production

1991 • 79 citations

Sequence of psi, a gene on the symbiotic plasmid of Rhizobium phaseoli which inhibits exopolysaccharide synthesis and nodulation and demonstration that its transcription is inhibited by psr, another gene on the symbiotic plasmid

1987 • 76 citations

Exopolysaccharide production in Rhizobium and its role in invasion

1990 • 75 citations

psi, a plasmid-linked Rhizobium phaseoli gene that inhibits exopolysaccharide production and which is required for symbiotic nitrogen fixation

1985 • 66 citations

Two genes that regulate exopolysaccharide production in Rhizobium sp. strain NGR234: DNA sequences and resultant phenotypes

1990 • 61 citations

Transcription of a Rhizobium ieguminosarum biovar phaseoli gene needed for melanin synthesis is activated by nifA of Rhizobium and Klebsiella pneumoniae

1988 • 49 citations

Regulatory functions of the three nodD genes of Rhizobium leguminosarum biovar phaseoli

1990 • 42 citations

Analysis of three nodD genes in Rhizobium leguminosarum biovar phaseoli; nodD 1 is preceded by nolE, a gene whose product is secreted from the cytoplasm

1990 • 40 citations

Cloning of the nodulation (nod) genes of Rhizobium phaseoli and their homology to R. leguminosarum nod DNA

1985 • 36 citations

Nodulation of legumes by rhizobium

1988 • 28 citations

Decreased Exopolysaccharide Synthesis by Anaerobic and Symbiotic Cells of Bradyrhizobium japonicum

1985 • 27 citations