Microbial biosignatures in ancient deep‐sea hydrothermal sulfides
Deep‐sea hydrothermal systems provide ideal conditions for prebiotic reactions and ancient
metabolic pathways and, therefore, might have played a pivotal role in the emergence of life …
metabolic pathways and, therefore, might have played a pivotal role in the emergence of life …
Sulfidation of nano-magnetite to pyrite: Implications for interpreting paleoenvironmental proxies and biosignature records in hydrothermal sulfide deposits
Nano-magnetite is a potential archive for biosignatures and paleoenvironmental proxies in
hydrothermal systems. However, sulfidic diagenesis at hydrothermal conditions potentially …
hydrothermal systems. However, sulfidic diagenesis at hydrothermal conditions potentially …
Chemical extraction of iron from carbonate in banded iron formations for isotope analysis
The iron isotope composition of iron-bearing carbonates is commonly used to obtain insights
into ancient environmental conditions. However, it is often challenging to target only Fe …
into ancient environmental conditions. However, it is often challenging to target only Fe …
[HTML][HTML] Les bactéries magnétotactiques: écologie, diversité et applications
N Yahiaoui - planet-vie.ens.fr
Dans le contexte de la motilité de cellules uniques, les mécanismes d'orientation dans
l'espace sont divers et impliquent de pouvoir percevoir certains signaux présents dans …
l'espace sont divers et impliquent de pouvoir percevoir certains signaux présents dans …