Results 111 to 120 of about 35,593 (270)

Variability of aggressiveness and virulence of Erwinia carotovora subsp. carotovorum causing the soft rot on potato tubers in the western of Algeria

open access: yesInternational Journal of Plant Biology, 2018
Soft rot symptoms were observed on potato plants in several potato cultivars in the western part of Algeria. A total of four strains of Erwinia are devided as follow: i) three strains of bacteria isolated from diseased tissues and soil, identified as ...
M’hamed Benada   +4 more
doaj   +1 more source

Crystal structure of endo‐β‐1,6‐galactanase from Streptomyces avermitilis

open access: yesActa Crystallographica Section D, Volume 82, Issue 8, Page 962-971, August 2026.
The crystal structure of S. avermitilis endo‐β‐1,6‐galactanase belonging to GH30 subfamily 5 reveals the first structural framework for endo‐β‐1,6‐galactanase. The β‐1,6‐galactobiose‐bound complex identifies the catalytic subsites and a distal secondary sugar‐binding site, providing insight into β‐1,6‐galactan recognition.Endo‐β‐1,6‐galactanases ...
Zui Fujimoto   +3 more
wiley   +1 more source

Extracellular Proteases in Erwinia chrysanthemi

open access: yesMicrobiology, 1986
Extracellular proteolytic enzyme activity has been detected in cultures of Erwinia chrysanthemi. This activity, which appears when the cells are grown in the presence of peptides, is rather unstable. A hyperproteolytic mutant was isolated which produces two proteases of apparent polypeptide molecular mass of 50 and 55 kDa, respectively.
Wandersman, Cécile   +2 more
openaire   +3 more sources

Bioactivity of Root Endophytic Freshwater Hyphomycetes Anguillospora longissima (Sacc. & Syd.) Ingold

open access: yesThe Scientific World Journal, 2014
Anguillospora longissima, isolated from root as endophytic freshwater hyphomycetes, was evaluated for its bioactivity (antibacterial potential) against five bacterial strains, namely, Gram-positive (Bacillus subtilis MTCC 121) and Gram-negative ...
S. C. Sati, Lokendra Singh
doaj   +1 more source

Hidden Microbiota Inhabiting in Pollen Reserves of Honey Bee (Apis mellifera) From Amazonas Region Revealed by DNA Metabarcoding

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 4, August 2026.
DNA metabarcoding of honey bee pollen reserves from Amazonas region reveals that microbial communities are strongly shaped by their ecosystem. Despite high taxonomic turnover across different habitats, these microbiomes maintain stable, essential functions for pollinator health, though they remain highly vulnerable to habitat homogenization.
Jessica C. Llaja   +5 more
wiley   +1 more source

Characterization of a gene locus from Erwinia amylovora with regulatory functions in exopolysaccharide synthesis of Erwinia spp. [PDF]

open access: yes, 1998
In a genomic library of Erwinia amylovora, a locus has been identified that can suppress an Erwinia stewartii rcsA mutant. In addition, the locus induced a mucoid sticky phenotype of colonies in a wild-type strain of Erwinia stewartii and increased ...
Klaus Geider   +4 more
core   +1 more source

The Presence of Diverse IS Elements and an avrPphD Homologue That Acts as a Virulence Factor on the Pathogenicity Plasmid of Erwinia herbicola pv. gypsophilae

open access: yesMolecular Plant-Microbe Interactions, 2002
The pathogenicity of Erwinia herbicola pv. gypsophilae (Ehg) and Erwinia herbicola pv. betae (Ehb) is dependent on a native plasmid (pPATHEhg or pPATHEhb) that harbors the hrp gene cluster, genes encoding type III effectors, phytohormones, biosynthetic ...
Ming Guo   +3 more
doaj   +1 more source

L-asparaginase treatment in acute lymphoblastic leukemia: a focus on Erwinia asparaginase

open access: yesCancer, 2010
Asparaginases are a cornerstone of treatment protocols for acute lymphoblastic leukemia (ALL) and are used for remission induction and intensification treatment in all pediatric regimens and in the majority of adult treatment protocols.
R. Pieters   +8 more
semanticscholar   +1 more source

Beneath the Bark: Molecular Determinants of Adaptation and Infection in Bacterial Pathogens of Woody Hosts

open access: yesMolecular Plant Pathology, Volume 27, Issue 8, August 2026.
Bacterial pathogens colonise woody hosts by integrating metabolic adaptation, effector‐mediated immune suppression, cell wall remodelling and EPS‐ and toxin‐supported persistence. ABSTRACT Bacterial pathogens of woody plants represent a pervasive yet underexplored threat to global agriculture and forestry, causing devastating diseases in fruit trees ...
Antonio Arroyo‐Mateo   +3 more
wiley   +1 more source

Genome sequence of Erwinia amylovora bacteriophage Omen [PDF]

open access: yes
We report the genome of Erwinia amylovora phage Omen, isolated from a Portuguese orchard. Omen has a genome size of 85,304 bp, belongs to the genus Kolesnikvirus (myovirus morphotype), and shares over 80% nucleotide identity with various Erwinia phage ...
Oliveira, Ana   +3 more
core   +1 more source

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