1. Laboratory of Microbiology of Extreme Environments; lnstitut Universitaire Européen de la Mer; Plouzané 29280 France
2. LabMCT, Belgian Department of Defense; Queen Astrid Military Hospital; Brussels 1120 Belgium
3. Biological Evolution and Ecology; Université Libre de Bruxelles; Brussels 1050 Belgium
4. INRA CARRTEL; Thonon-les-Bains 74200 France