The European flat oyster, an endemic species from European coasts, has been classified in the category of "endangered and/or declining species" since 2003. Indeed, the natural beds of this oyster, consumed since ancient times, have gradually been decimated by over-exploitation and by successive emergence of parasitic diseases. The parasite that causes the disease called bonamiosis has contributed to drastically reduce the French and European aquacultural production of flat oyster. Marine bivalve molluscs display two specificities that restrict possibilities to fight against diseases: they are grown in an open environment, and possess an innate immune system lacking in adaptive response. In this context, the selection of animaIs naturally resistant to... |