Ti Plasmid and Chromosomally Encoded Two-Component Systems Important in Plant Cell Transformation byAgrobacteriumSpecies

Escherichia coli and Salmonella typhimurium: Cellular and molecular biology

1988 • 3,957 citations

COMMUNICATION MODULES IN BACTERIAL SIGNALING PROTEINS

1992 • 1,449 citations

Identification of the signal molecules produced by wounded plant cells that activate T-DNA transfer in Agrobacterium tumefaciens

1985 • 1,011 citations

Environmental signals controlling expression of virulence determinants in bacteria

1992 • 803 citations

A family of related ATP-binding subunits coupled to many distinct biological processes in bacteria

1986 • 753 citations

Agrobacterium tumefaciens mutants affected in crown gall tumorigenesis and octopine catabolism

1980 • 432 citations

pH and Ionic Conditions in the Apoplast

1991 • 409 citations

Sugars induce the Agrobacterium virulence genes through a periplasmic binding protein and a transmembrane signal protein.

1990 • 336 citations

virA and virG control the plant-induced activation of the T-DNA transfer process of A. tumefaciens

1986 • 328 citations

A plant cell factor induces Agrobacterium tumefaciens vir gene expression

1986 • 325 citations

Identification and genetic analysis of an Agrobacterium tumefaciens chromosomal virulence region

1985 • 295 citations

Signal transduction in the phosphate regulon of Escherichia coli involves phosphotransfer between PhoR and PhoB proteins

1989 • 271 citations

Phosphorylation of OmpR by the osmosensor EnvZ modulates expression of the ompF and ompC genes in Escherichia coli.

1989 • 258 citations

A gene essential for Agrobacterium virulence is homologous to a family of positive regulatory loci.

1986 • 252 citations

Phosphorylation of nitrogen regulator I (NRI) of Escherichia coli.

1988 • 251 citations

Proposal for Rejection of Agrobacterium tumefaciens and Revised Descriptions for the Genus Agrobacterium and for Agrobacterium radiobacter and Agrobacterium rhizogenes

1993 • 250 citations

Regulation of the vir genes of Agrobacterium tumefaciens plasmid pTiC58

1987 • 250 citations

[18] Genetic Analysis of Agrobacterium

1991 • 247 citations

Plant Phenolic Compounds Induce Expression of the Agrobacterium tumefaciens Loci Needed for Virulence

1986 • 233 citations

Transcriptional regulation of the virA and virG genes of Agrobacterium tumefaciens

1988 • 232 citations

Role of phosphorylated metabolic intermediates in the regulation of glutamine synthetase synthesis in Escherichia coli

1992 • 217 citations

Characterization of the virA locus of Agrobacterium tumefaciens: a transcriptional regulator and host range determinant.

1987 • 213 citations

Agrobacterium tumefaciens mutants affected in attachment to plant cells

1982 • 199 citations

A chromosomally encoded two-component sensory transduction system is required for virulence of Agrobacterium tumefaciens

1993 • 196 citations

Phosphorylation of the VirG protein of Agrobacterium tumefaciens by the autophosphorylated VirA protein: essential role in biological activity of VirG

1990 • 187 citations

Structure and function of haemolysin B, P‐glycoprotein and other members of a novel family of membrane translocators

1990 • 183 citations

Control of expression of Agrobacterium vir genes by synergistic actions of phenolic signal molecules and monosaccharides.

1990 • 181 citations

The VirA protein of Agrobacterium tumefaciens is autophosphorylated and is essential for vir gene regulation

1990 • 179 citations

Thermal Studies on the Factors Responsible for Tumor Initiation in Crown Gall

1947 • 159 citations

Characterization of nonattaching mutants of Agrobacterium tumefaciens

1987 • 152 citations

Sugar-mediated induction of Agrobacterium tumefaciens virulence genes: structural specificity and activities of monosaccharides

1990 • 150 citations

Role for 2-linked-beta-D-glucan in the virulence of Agrobacterium tumefaciens

1985 • 149 citations

Molecular mechanisms of crown gall tumorigenesis

1991 • 142 citations

Transcriptional induction of an Agrobacterium regulatory gene at tandem promoters by plant-released phenolic compounds, phosphate starvation, and acidic growth media

1990 • 135 citations

The regulatory VirG protein specifically binds to a cis-acting regulatory sequence involved in transcriptional activation of Agrobacterium tumefaciens virulence genes

1990 • 135 citations

A chromosomal Agrobacterium tumefaciens gene required for effective plant signal transduction

1990 • 128 citations

Two-way chemical signaling in Agrobacterium-plant interactions.

1992 • 124 citations

Membrane topology and functional analysis of the sensory protein VirA of Agrobacterium tumefaciens.

1989 • 124 citations

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

1991 • 119 citations

Functional roles assigned to the periplasmic, linker, and receiver domains of the Agrobacterium tumefaciens VirA protein

1992 • 115 citations

Specificity of signal molecules in the activation of Agrobacterium virulence gene expression

1989 • 114 citations

Genetic evidence for an interaction between the VirA sensor protein and the ChvE sugar-binding protein of Agrobacterium.

1993 • 100 citations

A protein required for transcriptional regulation of Agrobacterium virulence genes spans the cytoplasmic membrane

1989 • 99 citations

The chromosomal response regulatory gene chvI of Agrobacterium tumefaciens complements an Escherichia coli phoB mutation and is required for virulence

1993 • 96 citations

Specificity of signal compounds detected by Agrobacterium tumefaciens

1988 • 93 citations

Accumulation of a nod gene inducer, the flavonoid naringenin, in the cytoplasmic membrane of Rhizobium leguminosarum biovar viciae is caused by the pH-dependent hydrophobicity of naringenin

1989 • 88 citations

The regulatory VirA protein of Agrobacterium tumefaciens does not function at elevated temperatures

1993 • 88 citations

Virulence genes A, G , and D mediate the double-stranded border cleavage of T-DNA from the Agrobacterium Ti plasmid

1987 • 88 citations

Mutations specifically affecting ligand interaction of the Trg chemosensory transducer

1986 • 82 citations

Constitutive mutations of Agrobacterium tumefaciens transcriptional activator virG

1992 • 82 citations

Molecular Biology of Wound Healing: The Conditioning Phenomenon

1982 • 79 citations

Mechanism of activation of Agrobacterium virulence genes: identification of phenol-binding proteins.

1992 • 79 citations

Preformed dimeric state of the sensor protein VirA is involved in plant--Agrobacterium signal transduction.

1993 • 79 citations

Temperature-sensitive step in Ti plasmid vir-region induction and correlation with cytokinin secretion by Agrobacteria

1988 • 78 citations

Identification of the Product of anAgrobacterium tumefaciensChromosomal Virulence Gene

1988 • 74 citations

Cloning and sequencing of an Agrobacterium tumefaciens beta-glucosidase gene involved in modifying a vir-inducing plant signal molecule

1992 • 72 citations

Flavonoid compounds from pollen and stigma of Petunia hybrida: Inducers of the vir region of the Agrobacterium tumefaciens Ti plasmid

1989 • 70 citations

Differences in Induction of Ti Plasmid Virulence GenesvirGandvirD, and Continued Control ofvirDExpression by Four External Factors

1989 • 69 citations

Environmental conditions differentially affect vir gene induction in different Agrobacterium strains. Role of the VirA sensor protein

1991 • 68 citations

The chromosomal virulence gene, chvE, of Agrobacterium tumefaciens is regulated by a LysR family member

1993 • 66 citations

Identification of an Agrobacterium tumefaciens virulence gene inducer from the pinaceous gymnosperm Pseudotsuga menziesii.

1990 • 66 citations

Mechanism of phenolic activation of Agrobacterium virulence genes: development of a specific inhibitor of bacterial sensor/response systems.

1991 • 60 citations

The Agrobacterium tumefaciens vir gene transcriptional activator virG is transcriptionally induced by acid pH and other stress stimuli

1992 • 60 citations

Glycine betaine allows enhanced induction of the Agrobacterium tumefaciens vir genes by acetosyringone at low pH

1988 • 59 citations

Factor inducing Agrobacterium tumefaciens vir gene expression is present in monocotyledonous plants

1988 • 55 citations

Characterization of a virG mutation that confers constitutive virulence gene expression in Agrobacterium

1993 • 52 citations

Two-Component Sensory Transduction Systems in Phytobacteria

1992 • 51 citations

Host recognition by the VirA, VirG two-component regulatory proteins of Agrobacterium tumefaciens

1994 • 51 citations

Transduction of plant signal molecules by the Rhizobium NodD proteins

1991 • 47 citations

A nontransformable Triticum monococcum monocotyledonous culture produces the potent Agrobacterium vir-inducing compound ethyl ferulate.

1990 • 46 citations

Mutants of Agrobacterium tumefaciens with elevated vir gene expression.

1991 • 43 citations

Glu-255 outside the predicted ChvE binding site in VirA is crucial for sugar enhancement of acetosyringone perception by Agrobacterium tumefaciens

1994 • 40 citations

Mutants of theAgrobacterium tumefaciens virAGene Exhibiting Acetosyringone-Independent Expression of thevirRegulon

1991 • 38 citations

Mutants of Agrobacterium VirA that activate vir gene expression in the absence of the inducer acetosyringone.

1994 • 34 citations

Characterization of three Agrobacterium tumefaciens avirulent mutants with chromosomal mutations that affect induction of vir genes

1991 • 33 citations

Soluble Cell Wall Compounds from Carrot Roots Induce thepicAandpglLoci ofAgrobacterium tumefaciens

1994 • 33 citations

Altered-function mutations of the transcriptional regulatory gene virG of Agrobacterium tumefaciens

1992 • 32 citations

Strategies in pathogenesis: mechanistic specificity in the detection of generic signals

1993 • 32 citations

Binding-protein-dependent Sugar Transport by Agrobacterium radiobacter and A. tumefaciens Grown in Continuous Culture

1989 • 31 citations

An Agrobacterium signal compound from grapevine cultivars

1990 • 29 citations

An amphipathic sequence determinant of membrane protein topology.

1994 • 26 citations

The virA promoter is a host‐range determinant in Agrobacterium tumefaciens

1993 • 23 citations

Multiple Copies ofvirGAllow Induction ofAgrobacterium tumefaciens virGenes and T-DNA Processing at Alkaline pH

1993 • 21 citations

The chimeric VirA-tar receptor protein is locked into a highly responsive state

1993 • 20 citations

A mutation in the receiver domain of the Agrobacterium tumefaciens transcriptional regulator VirG increases its affinity for operator DNA

1994 • 17 citations

The Kinetics of T-strand Production in a Nopaline-Type Helper Strain ofAgrobacterium tumefaciens

1988 • 16 citations

Plasmid-dependent temperature-sensitive phase in crown gall tumorigenesis

1980 • 13 citations

The Agrobacterium Ti Plasmid and Crown Gall Tumorigenesis: A Model for Signal Transduction in Host–Pathogen Interactions

1993 • 12 citations

Functional Analysis of the VirG-Like Domain Contained in the <italic>Agrobacterium</italic> VirA Protein That Senses Plant Factors

1993 • 12 citations

The binding site of the transcriptional activator VirG from Agrobacterium comprises both conserved and specific nonconserved sequences

1994 • 9 citations

Mechanisms of crown gall formation: T-DNA transfer fromAgrobacterium tumefaciens to plant cells

1989 • 5 citations

Transcription in vitro promoted by theAgrobacteriumVirG protein

1993 • 4 citations