Results 31 to 40 of about 1,472 (156)

Crystallization and preliminary X‐ray diffraction analysis of proline iminopeptidase from Xanthomonas campestris pv. citri [PDF]

open access: yesFEBS Letters, 1997
Proline iminopeptidase from Xanthomonas campestris pv. citri, displaying no significant sequence homology to any protein previously analyzed by X‐ray crystallography, has been crystallized using the vapour diffusion method. Two different orthorhombic crystal forms (space group C222 and I222) were obtained from a solution containing NaCl or polyethylene
Medrano, F.J   +4 more
openaire   +2 more sources

Investigation of a Quadruplex-Forming Repeat Sequence Highly Enriched in Xanthomonas and Nostoc sp.

open access: yesPLoS ONE, 2015
In prokaryotes simple sequence repeats (SSRs) with unit sizes of 1-5 nucleotides (nt) are causative for phase and antigenic variation. Although an increased abundance of heptameric repeats was noticed in bacteria, reports about SSRs of 6-9 nt are rare ...
Charlotte Rehm   +4 more
doaj   +1 more source

Isolation and characterization of the gene encoding an aminopeptidase involved in the selective toxicity of ascamycin toward Xanthomonas campestris pv. citri [PDF]

open access: yesBiochemical Journal, 1996
An aminopeptidase gene named XAP has been isolated from Xanthomonas campestris pv. citri, a plant pathogenic bacterium. The bacterium is one of the rare micro-organisms susceptible to ascamycin, an aminoacyl nucleoside antibiotic that inhibits protein synthesis.
T, Sudo   +6 more
openaire   +2 more sources

Botanical treatment enhances biochemical responses in enset (Ensete ventricosum (Welw.) Cheesman) clones

open access: yesJSFA reports, Volume 6, Issue 6, Page 236-247, June 2026.
Abstract Background Bacterial wilt of enset (Ensete ventricosum (Welw.) Cheesman) is a severe disease caused by Xanthomonas campestris pv. musacearum, resulting in complete crop failure and considerable damage. This study assessed the biochemical responses of two enset clones (one resistant and one susceptible) when inoculated with the pathogen and ...
Getahun Yemata, Masresha Fetene
wiley   +1 more source

Role of an In Planta-Expressed Xylanase of Xanthomonas oryzae pv. oryzae in Promoting Virulence on Rice

open access: yesMolecular Plant-Microbe Interactions, 2005
Xanthomonas oryzae pv. oryzae is the causal agent of bacterial leaf blight, a serious disease of rice. We demonstrated earlier that the type II secretion system (T2S) is important for virulence of X. oryzae pv. oryzae and that several proteins, including
R. Rajeshwari   +2 more
doaj   +1 more source

Bacteriophages in the Rhizosphere: Roles in Nutrient Cycling, Bacterial Community Structure, and Animal‐Mediated Dispersal

open access: yesMicrobiologyOpen, Volume 15, Issue 3, June 2026.
This review discusses bacteriophages' roles in soil ecosystems, highlighting their impact on nutrient cycling, plant health, and soil remediation, as well as animal‐mediated phage dispersal mechanisms. Overall, while bacteriophages have potential biotechnological applications, their negative effects on microbial functions and nutrient cycling highlight
Majid Komijani   +4 more
wiley   +1 more source

Variation suggestive of horizontal gene transfer at a lipopolysaccharide (lps) biosynthetic locus in Xanthomonas oryzae pv. oryzae, the bacterial leaf blight pathogen of rice

open access: yesBMC Microbiology, 2004
Background In animal pathogenic bacteria, horizontal gene transfer events (HGT) have been frequently observed in genomic regions that encode functions involved in biosynthesis of the outer membrane located lipopolysaccharide (LPS). As a result, different
Sonti Ramesh V, Patil Prabhu B
doaj   +1 more source

Role of extracellular polysaccharides of Xanthomonas campestris pv. citri in the early stage of infection.

open access: yesJapanese Journal of Phytopathology, 1985
Strains of Xanthomonas campestris pv. citri did not produce detectable amount of ethylene in yeast-extract peptone broth and a synthetic medium containing methionine. Citrus leaves inoculated with the bacterium, however, produced ethylene at three different stages, i.e., early (1 to 6h after inoculation), intermediate (10 to 24h after inoculation) and ...
GOTO, Masao, HYODO, Hiroshi
openaire   +2 more sources

A plant natriuretic peptide-like gene in the bacterial pathogen Xanthomonas axonopodis may induce hyper-hydration in the plant host: a hypothesis of molecular mimicry

open access: yesBMC Evolutionary Biology, 2004
Background Plant natriuretic peptides (PNPs) are systemically mobile molecules that regulate homeostasis at nanomolar concentrations. PNPs are up-regulated under conditions of osmotic stress and PNP-dependent processes include changes in ion transport ...
Sayed Muhammed   +3 more
doaj   +1 more source

Antimicrobial and Cytotoxic Activities of Biogenic Nanoparticles Produced by Cyanobacteria

open access: yesChemBioChem, Volume 27, Issue 5, 13 March 2026.
The article reviews the green synthesis of biogenic nanoparticles produced by cyanobacteria, highlighting their antimicrobial and cytotoxic properties. These nanoparticles, formed intra‐ or extracellularly, show activity against Gram‐positive and Gram‐negative bacteria as well as fungi and can induce apoptosis in tumor cells.
Laíne Santos Ribeiro   +4 more
wiley   +1 more source

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