Laboratory of Microbiology of the Extreme Environments

UMR 6197 IFREMER/UBO/CNRS

LM2E's website is now available via
our new Joint Research Unit BEEP https://www.umr-beep.fr/

Alvinocaris © Ifremer

Rimicaris exoculata © Ifremer

Mussels (Bathymodiolus azoricus) coated by a bacterial mat (sulfooxydizing filamentous species, usually classified in Beggiatoa & Thioploca geni) © Ifremer

Desulfurobacterium crinifex inside a polymer biofilm

EM picture of Desulfurobacterium crinifex species entrapped in a polymer biofilm after physiogical stress © Ifremer / UBO / CNRS

Halomonas profundus in accumulation phase of PHA (intracellular granules) observed by EM © Ifremer

Marinitoga hydrogenitolerans observed by optical microscope © Ifremer / UBO / CNRS

Methanopyrus kandleri observed by epifluorescence microscope © Ifremer / UBO / CNRS

EM picture of Pyrococcus abyssi © Ifremer

Thermococcus fumicolans observed by EM © Ifremer / UBO / CNRS

EM picture of Thermococcus barophilus, an hyperthermophilic archaea model of piezophily used in genetics © Ifremer / UBO / CNRS

Methanotrophic archaea & sulfato-reducing bacteria from marine sediment

In situ identification by FISH microscopy of microbial consortia (methanotrophic archeae & sulfato-reductants bacteria) responsible of anaerobic oxydation process detected in marine sediments of Sonora continental margin © Ifremer / UBO / CNRS

Bacterial epibionts of Rimicaris exoculata

Bacterial epibionts (Gammaproteobacteria & Epsilonproteobacteria) in Rimicaris exoculata observed by FISH microscopy © Ifremer / UBO / CNRS

Déploiement d'un module de colonisation dans un tapis microbien

Deployment of a colonization module in microbial mats on the hydrothermal sites of Guyamas basin during BIG cruise © Ifremer

Prélèvement de carottes et Mesure de température dans un tapis microbien

Sampling with corers & measure of temperature inside a microbial mat on margin of Sonora during BIG cruise © Ifremer

Sampling of gaz hydrates at the pockmark site REGAB (3200m depth) with tweezers of Victor 6000 (AUV robot) during the WACS oceanic cruise in Gulf of Guinea © Ifremer

Sampling of an hydrothermal chemney realized with the mobile arm of AUV ROV Victor 6000 over the TAG site during EXOMAR cruise © Ifremer

The Pourquoi Pas? : flagship of IFREMER © Ifremer

Thermococcus prieurii virus 1 (TPV1), the first virus isolated belonging to hyperthermophile genus Thermococcus © Ifremer / UBO / CNRS

EM picture of PAV1 virus that infects the archea Pyrococcus abyssi © Ifremer / UBO / CNRS

Crystallographic structure of the protein of unknow function PAV1-137 © Ifremer / UBO / CNRS

Pyrococcus abyssi Polymerase D (DP2) : an unusual DNA poolymerase bearing foldings close to RNA polymerases at its catalytic site © Ifremer / UBO / CNRS