Results 31 to 40 of about 519 (125)

Extending Chestnut Blight Hypovirus Host Range Within Diaporthales by Biolistic Delivery of Viral cDNA

open access: yesMolecular Plant-Microbe Interactions, 2002
Biolistic bombardment was used to successfully transform three phytopathogenic fungal species with an infectious cDNA clone of the prototypic hypovirus, CHV1-EP713, a genetic element responsible for the virulence attenuation (hypovirulence) of the ...
Atsuko Sasaki   +7 more
doaj   +1 more source

Evaluation of virulence and the laccase production on Cryphonectria Parasitica virulent and converted strains by CHV1 Hypovirus

open access: yes, 2021
Biological control by hypovirulence is an efficient method to control chestnut blight. The presence of Cryphonectria hypovirus 1 (CHV1) in Cryphonectria parasitica reduces its parasitic growth and sporulation capacity, female fertility, pigmentation, oxalate accumulation and laccase production.
Boumnigel, Houssem   +4 more
openaire   +2 more sources

Transmission of Cryphonectria Hypovirus 1 (CHV1) to Cryphonectria radicalis and In Vitro and In Vivo Testing of Its Potential for Use as Biocontrol Against C. parasitica. [PDF]

open access: yesInt J Mol Sci
Cryphonectria hypovirus 1 (CHV1) is successful in controlling Cryphonectria parasitica, the causal agent of chestnut blight, but little is known regarding its transmission to other fungi, for example the European Cryphonectria radicalis. In this study, CHV1 was transmitted (circa 200,000–800,000 copies/microliter) to seven C.
Romon-Ochoa P   +7 more
europepmc   +4 more sources

Silencing of Kex2 Significantly Diminishes the Virulence of Cryphonectria parasitica

open access: yesMolecular Plant-Microbe Interactions, 2009
Cryphonectria parasitica is the causal agent of chestnut blight. Infection of this ascomycete with Cryphonectria hypovirus 1 (CHV1) results in reduction of virulence and sporulation of the fungus.
Debora Jacob-Wilk   +3 more
doaj   +1 more source

Effects of Cryphonectria parasitica infection by the hypovirus CHV1 on cellulase activity

open access: yes, 2022
Cryphonectria parasitica is the causal agent of Castanea sativa chestnut blight, an economically important disease. Hypovirulence is due to the presence of a virus, the Cryphonectria hypovirus 1 (CHV1), that attenuates fungus pathogenicity by reducing the sporulation, and the enzymatic activity of pathogenesis-related enzymes.
Tayechi, Yosri   +3 more
openaire   +2 more sources

Hypovirus partially rescues SUMOylation-deficient mutant via CpRho1 upregulation in Cryphonectria parasitica

open access: yesPhytopathology Research
The mycovirus Cryphonectria hypovirus 1 (CHV1) and its host, the chestnut blight fungus Cryphonectria parasitica, constitute a well-established biocontrol system.
Shuangcai Li   +3 more
doaj   +1 more source

First Evidence for Internal Ribosomal Entry Sites in Diverse Fungal Virus Genomes

open access: yesmBio, 2018
In contrast to well-established internal ribosomal entry site (IRES)-mediated translational initiation in animals and plants, no IRESs were established in fungal viral or cellular RNAs.
Sotaro Chiba   +2 more
doaj   +1 more source

Verticillium albo‐atrum partitivirus 1 Is a Highly Prevalent and Stably Maintained Cryptic Virus of Hop‐Associated Verticillium nonalfalfae

open access: yesPlant Pathology, Volume 75, Issue 5, September‐October 2026.
Verticillium albo‐atrum partitivirus 1 (VaaPV1) infects Verticillium nonalfalfae isolates from hop. Comparative analyses of virus‐infected and isogenic virus‐free isolates revealed no effect on fungal growth or virulence, indicating a latent (cryptic) infection. ABSTRACT The soilborne plant‐pathogenic fungus Verticillium nonalfalfae causes Verticillium
Vanja Miljanić   +4 more
wiley   +1 more source

Cryphonectria hypovirus 1 infection suppresses the pathogenicity but increases the mycotoxin deoxynivalenol production of Fusarium graminearum

open access: yesPhytopathology Research
Fusarium graminearum is a prominent pathogen responsible for causing head blight disease in small grain cereals, leading to substantial agricultural damage.
Ruiling Bian   +7 more
doaj   +1 more source

Major impacts on the primary metabolism of the plant pathogen Cryphonectria parasitica by the virulence-attenuating virus CHV1-EP713 [PDF]

open access: yesMicrobiology, 2009
Cryphonectria parasitica, the chestnut blight fungus, can be infected by virulence-attenuating mycoviruses of the familyHypoviridae. Previous studies have led to the hypothesis that the hypovirus-infected phenotype is partly due to metabolic changes induced by the viral infection. To investigate this, we measured the metabolic rate and respiration ofC.
Angus L, Dawe   +4 more
openaire   +2 more sources

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