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Uncovering immune priming: A Game-Changer for Oyster Health and Aquaculture

Project description

Toward disease-resilient oyster aquaculture through immune memory

Vibrio aestuarianus is increasingly becoming the main pathogen of concern for Europe’s oyster industry. Supported by the Marie Skłodowska-Curie Actions programme, the SHIELD project will design a preventive strategy and explore immune priming as an innate immune memory in the Pacific oyster (Magallana gigas). It will use state-of-the-art omics technologies, including transcriptomics, epigenomics, cell-based and metabolomics analyses. The overall goal is to identify the mechanisms underlying antibacterial immune priming in molluscs. Through the identification of the biological pathways and markers of immune memory, SHIELD is well positioned to provide relevant information for the sustainability of aquaculture in Europe.

Objective

The SHIELD project addresses a major challenge for European aquaculture: the increasing impact of Vibrio aestuarianus, a pathogen responsible for significant economic and ecological losses in oyster farming across Europe.This MSCA postdoctoral fellowship project aims to pioneer a novel, sustainable strategy to prevent vibrioses in bivalves, focusing on the Pacific oyster (Magallana gigas), by harnessing immune priming (IP), a recently recognized form of innate immune memory. Unlike classical adaptive immunity, IP (also known as trained immunity) enables the innate immune system to react in an adaptative manner to secondary infections, independently from specific antibodies. While IP has been described in various animal phyla, its mechanisms and practical applications remain largely unexplored in bivalves, particularly for bacterial infections. By leveraging cutting-edge multi-omics approaches - including transcriptomics, epigenetics, cellular, and metabolic profiling - this research will unravel the cellular and molecular foundations of antibacterial IP in oysters. The work will focus on identifying key molecular pathways and biomarkers of immune memory, with the aim of validating IP as a sustainable disease prevention strategy. This fellowship will provide advanced interdisciplinary training in integrative omics, immunology, and aquaculture, fostering the applicant’s development as a scientific leader in the field. The project builds on the host laboratory’s expertise and recent advances in molluscan immunology, ensuring a high probability of success and impactful results. By generating new knowledge and innovative solutions for disease management, SHIELD will contribute to the resilience and sustainability of European aquaculture, addressing both economic and environmental priorities in line with the European Green Deal and Horizon Europe objectives.

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-MSCA-2025-PF

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Coordinator

INSTITUT FRANCAIS DE RECHERCHE POUR L'EXPLOITATION DE LA MER
Net EU contribution
€ 226 420,56
Address
1625 ROUTE DE SAINTE ANNE ZONE INDUSTRIELLE DE LA POINTE DU DIABLE
29280 Plouzane
France
Region
Bretagne Bretagne Finistère
Activity type
Research Organisations
Links
Total cost
No data