Succinoglycan Is Required for Initiation and Elongation of Infection Threads during Nodulation of Alfalfa by Rhizobium meliloti

Crystal Structure of the Aequorea victoria Green Fluorescent Protein

1996 • 2,167 citations

Biological Nitrogen Fixation

1993 • 1,524 citations

Rhizobium-legume nodulation: Life together in the underground

1989 • 726 citations

A Legume Ethylene-Insensitive Mutant Hyperinfected by Its Rhizobial Symbiont

1997 • 589 citations

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

1985 • 589 citations

The Rhizobium-plant symbiosis

1995 • 533 citations

Rhizobium symbiosis: nod factors in perspective.

1996 • 514 citations

EXOPOLYSACCHARIDES IN PLANT-BACTERIAL INTERACTIONS

1992 • 357 citations

Symbiotic mutants of rhizobium meliloti that uncouple plant from bacterial differentiation

1985 • 337 citations

Induction of Pre-Infection Thread Structures in the Leguminous Host Plant by Mitogenic Lipo-Oligosaccharides of Rhizobium

1992 • 325 citations

A novel exopolysaccharide can function in place of the Calcofluor-binding exopolysaccharide in nodulation of alfalfa by Rhizobium meliloti

1989 • 291 citations

The ENOD12 gene product is involved in the infection process during the pea-rhizobium interaction

1990 • 286 citations

Biosynthesis of succinoglycan, a symbiotically important exopolysaccharide of Rhizobium meliloti

1993 • 286 citations

SIGNALING AND HOST RANGE VARIATION IN NODULATION

1992 • 268 citations

Abortion of infection during the Rhizobium meliloti—alfalfa symbiotic interaction is accompanied by a hypersensitive reaction

1993 • 263 citations

Use of a Subtractive Hybridization Approach to Identify NewMedicago truncatulaGenes Induced During Root Nodule Development

1996 • 261 citations

Use of green fluorescent protein to visualize the early events of symbiosis between Rhizobium meliloti and alfalfa (Medicago sativa)

1996 • 244 citations

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

1987 • 228 citations

Genes needed for the modification, polymerization, export, and processing of succinoglycan by Rhizobium meliloti: a model for succinoglycan biosynthesis

1993 • 198 citations

Specific oligosaccharide form of the Rhizobium meliloti exopolysaccharide promotes nodule invasion in alfalfa.

1992 • 193 citations

Low molecular weight EPS II of Rhizobium meliloti allows nodule invasion in Medicago sativa.

1996 • 179 citations

Detailed structural characterization of succinoglycan, the major exopolysaccharide of Rhizobium meliloti Rm1021

1994 • 178 citations

Rhizobium meliloti mutants that overproduce the R. meliloti acidic calcofluor-binding exopolysaccharide

1988 • 174 citations

Succinoglycan Production by Rhizobium meliloti Is Regulated through the ExoS-ChvI Two-Component Regulatory System

1998 • 164 citations

Exopolysaccharides of Rhizobium: synthesis, regulation and symbiotic function

1994 • 162 citations

Structural elucidation, using h.p.l.c.-m.s. and g.l.c.-m.s., of the acidic polysaccharide secreted by rhizobium meliloti strain 1021

1981 • 160 citations

Lipo‐oligosaccharides of Rhizobium induce infection‐related early nodulin gene expression in pea root hairs

1993 • 146 citations

Sym2 of Pea Is Involved in a Nodulation Factor-Perception Mechanism That Controls the Infection Process in the Epidermis

1997 • 134 citations

Family of glycosyl transferases needed for the synthesis of succinoglycan by Rhizobium meliloti

1993 • 133 citations

Structure and growth of infection threads in the legume symbiosis with Rhizobium leguminosarum

1992 • 128 citations

Controlled expression of the transcriptional activator gene virG in Agrobacterium tumefaciens by using the Escherichia coli lac promoter

1991 • 119 citations

Identification and analysis of the Rhizobium meliloti exoAMONP genes involved in exopolysaccharide biosynthesis and mapping of promoters located on the exoHKLAMONP fragment

1993 • 111 citations

Elucidation of the Biosynthesis of Eicosapentaenoic Acid in the Microalga Porphyridium cruentum (II. Studies with Radiolabeled Precursors)

1997 • 111 citations

Model Legumes Get the Nod

1997 • 109 citations

The Rhizobium meliloti exoZl exoB fragment of megaplasmid 2: ExoB functions as a UDP‐glucose 4‐epimerase and ExoZ shows homology to NodX of Rhizobium leguminosarum biovar viciae strain TOM

1991 • 109 citations

Rhizobium lipopolysaccharide modulates infection thread development in white clover root hairs

1991 • 99 citations

Demonstration of an octasaccharide repeating unit in the extracellular polysaccharide of Rhizobium meliloti by sequential degradation

1977 • 97 citations

Suppression of the Fix- phenotype of Rhizobium meliloti exoB mutants by lpsZ is correlated to a modified expression of the K polysaccharide

1995 • 93 citations

Exogenous suppression of the symbiotic deficiencies of Rhizobium meliloti exo mutants

1992 • 88 citations

Biological Nitrogen Fixation

1994 • 80 citations

Analysis of theRhizobium melilotiGenesexoU,exoV,exoW,exoT, andexoI Involved in Exopolysaccharide Biosynthesis and Nodule Invasion:exoU andexoW Probably Encode Glucosyltransferases

1993 • 79 citations

Extension of the Rhizobium meliloti succinoglycan biosynthesis gene cluster: identification of the exsA gene encoding an ABC transporter protein, and the exsB gene which probably codes for a regulator of succinoglycan biosynthesis

1995 • 75 citations

The exoR gene of Rhizobium meliloti affects RNA levels of other exo genes but lacks homology to known transcriptional regulators

1991 • 75 citations

Exopolysaccharide production in Rhizobium and its role in invasion

1990 • 75 citations

Signalling strategies for nodulation of legumes by rhizobia

1994 • 75 citations

Defective Infection and Nodulation of Clovers by Exopolysaccharide Mutants of Rhizobium leguminosarum bv. trifolii

1996 • 73 citations

Nodules Initiated by Rhizobium meliloti Exopolysaccharide Mutants Lack a Discrete, Persistent Nodule Meristem

1992 • 73 citations

A region of the broad-host-range plasmid RK2 causes stable in planta inheritance of plasmids in Rhizobium meliloti cells isolated from alfalfa root nodules

1992 • 63 citations

Cloning and Characterization of Four Genes of Rhizobium leguminosarum bv. trifolii Involved in Exopolysaccharide Production and Nodulation

1997 • 63 citations

Phenotypic characterization and classification of nodulation mutants of pea (Pisum sativum L.)

1994 • 58 citations

The acetyl substituent of succinoglycan is not necessary for alfalfa nodule invasion by Rhizobium meliloti Rm1021

1993 • 55 citations

A Gene That Encodes a Proline-Rich Nodulin with Limited Homology to PsENOD12 Is Expressed in the Invasion Zone of Rhizobium meliloti-Induced Alfalfa Root Nodules

1993 • 55 citations

The exoD gene of Rhizobium meliloti encodes a novel function needed for alfalfa nodule invasion

1991 • 50 citations

Nodule morphogenesis: the early infection of Alfalfa (Medicago sativa) root hairs by Rhizobium meliloti

1989 • 35 citations

Five Nodulation Mutants of White Sweetclover (Melilotus alba Desr.) Exhibit Distinct Phenotypes Blocked at Root Hair Curling, Infection Thread Development, and Nodule Organogenesis

1993 • 32 citations

The inhibition of infection thread development in the cultivar-specific interaction ofRhizobium and subterranean clover is not caused by a hypersensitive response

1995 • 18 citations