August 19, 2025G3 Genes Genomes GeneticsOpen Access

Genomic insights into the virulence repertoire and hemibiotrophic lifestyle of the grapevine black rot pathogen Phyllosticta ampelicida

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High-quality genome assembly of phyllosticta ampelicida strain GW18.1 reveals 10,289 predicted protein-coding genes, emphasizing its virulence potential.
A conserved virulence factor repertoire includes 314 carbohydrate-active enzymes and 20 secondary metabolite biosynthetic gene clusters, indicating diverse pathogenicity.
Comparative analysis across phyllosticta species highlights species-specific features in virulence factors, underlining genetic variability.
Genomic resources generated may enhance management strategies for grapevine black rot, a disease impacting global grape production.

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Comparative genomics reveals virulence factors in phyllosticta ampelicida, indicating its hemibiotrophic lifestyle.

Colombo et al. (2025) studied this question.

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