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Targeted genome editing for enhanced grapevine tolerance to Candidatus Phytoplasma solani: A systems biology approach

Project description

Genome editing for sustainable phytoplasma resistance

Phytoplasma-associated diseases threaten global viticulture, with no effective treatments currently available. The EU-funded EnGrape project aims to enhance grapevine tolerance by investigating the role of SWEET sugar transporters in Candidatus Phytoplasma solani infections. Using CRISPR–Cas9 promoter modulation in sensitive Chardonnay and Zweigelt cultivars, the project will assess how gene expression affects host–pathogen interactions. By integrating gene editing, transcriptomics, physiology and metabolomics, EnGrape aims to unravel molecular mechanisms of disease tolerance. This is expected to identify candidate targets for DNA-free genome editing, ultimately advancing sustainable viticulture and informing next-generation breeding strategies to secure the future of global wine production.

Objective

Phytoplasma-associated diseases threaten global viticulture, with no effective treatments available, underscoring the urgent need for innovative strategies to enhance grapevine tolerance. Given the role of SWEET sugar transporters in pathogen-mediated sugar transport and evidence of sugar partitioning disruption in phytoplasma-infected grapevines, the En-grape project, with the support of the Marie Skłodowska-Curie Actions programme, will investigate their potential involvement in Candidatus phytoplasma solani infection in sensitive cultivars Chardonnay and Zweigelt. Using CRISPR–Cas9 promoter modulation, the project will assess how altering the expression of these genes affects host–pathogen interactions. Integrating gene editing, functional genomics, transcriptomics, physiology, and metabolomics within a systems biology framework, En-grape will unravel molecular mechanisms of disease tolerance and identify candidate targets for DNA-free genome editing. The findings will advance sustainable viticulture and inform next-generation breeding strategies.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-WIDERA-2025-TALENTS-01

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Coordinator

NACIONALNI INSTITUT ZA BIOLOGIJO
Net EU contribution
€ 182 717,52
Address
VECNA POT 121
1000 LJUBLJANA
Slovenia
Region
Slovenija Zahodna Slovenija Osrednjeslovenska
Activity type
Research Organisations
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Total cost
No data

Partners (1)