Presence and activity of anaerobic ammonium-oxidizing bacteria at deep-sea hydrothermal vents. Export

@article{citeulike:3082205, abstract = {Recent studies indicate that ammonia is an important electron donor for the oxidation of fixed nitrogen, both in the marine water column and sediments. This process, known as anammox, has so far only been observed in a large range of temperature habitats. The present study investigated the role of anammox in hydrothermal settings. During three oceanographic expeditions to the Mid-Atlantic Ridge, hydrothermal samples were collected from five vent sites, at depths ranging from 750 to 3650 m from cold to hot habitats. Evidence for the occurrence of anammox in these particular habitats was demonstrated by concurrent surveys, including the amplification of 16S rRNA gene sequences related to known anammox bacteria, ladderanes lipids analysis and measurement of a (14)N(15)N dinitrogen production in isotope-pairing experiments at 60 and 85 degrees C. Together these results indicate that new deep-branching anammox bacteria may be active in these hot habitats.}, address = {1Laboratoire de Microbiologie des Environnements Extr\^{e}mes UMR6197 IFREMER, Centre de Brest-BP70/IUEM, Plouzane, France.}, author = {Byrne, Nathalie and Strous, Marc and Cr\'{e}peau, Valentin and Kartal, Boran and Birrien, Jean-Louis L. and Schmid, Markus and Lesongeur, Fran\c{c}oise and Schouten, Stefan and Jaeschke, Andrea and Jetten, Mike and Prieur, Daniel and Godfroy, Anne}, citeulike-article-id = {3082205}, citeulike-linkout-0 = {http://dx.doi.org/10.1038/ismej.2008.72}, citeulike-linkout-1 = {http://view.ncbi.nlm.nih.gov/pubmed/18670398}, citeulike-linkout-2 = {http://www.hubmed.org/display.cgi?uids=18670398}, day = {31}, doi = {10.1038/ismej.2008.72}, issn = {1751-7370}, journal = {The ISME journal}, keywords = {15n, 16s, activity, anammox, dinitrogen, gas, ladderane, lipids, rrna, thermophilic}, month = {January}, number = {1}, pages = {117--123}, posted-at = {2008-08-04 20:40:07}, priority = {0}, title = {Presence and activity of anaerobic ammonium-oxidizing bacteria at deep-sea hydrothermal vents.}, url = {http://dx.doi.org/10.1038/ismej.2008.72}, volume = {3}, year = {2009} }

TY - JOUR ID - citeulike:3082205 L3 - citeulike-article-id:3082205 N2 - Recent studies indicate that ammonia is an important electron donor for the oxidation of fixed nitrogen, both in the marine water column and sediments. This process, known as anammox, has so far only been observed in a large range of temperature habitats. The present study investigated the role of anammox in hydrothermal settings. During three oceanographic expeditions to the Mid-Atlantic Ridge, hydrothermal samples were collected from five vent sites, at depths ranging from 750 to 3650 m from cold to hot habitats. Evidence for the occurrence of anammox in these particular habitats was demonstrated by concurrent surveys, including the amplification of 16S rRNA gene sequences related to known anammox bacteria, ladderanes lipids analysis and measurement of a (14)N(15)N dinitrogen production in isotope-pairing experiments at 60 and 85 degrees C. Together these results indicate that new deep-branching anammox bacteria may be active in these hot habitats. IS - 1 JF - The ISME journal SN - 1751-7370 AD - 1Laboratoire de Microbiologie des Environnements Extrêmes UMR6197 IFREMER, Centre de Brest-BP70/IUEM, Plouzane, France. EP - 123 TI - Presence and activity of anaerobic ammonium-oxidizing bacteria at deep-sea hydrothermal vents. VL - 3 SP - 117 KW - 15n KW - 16s KW - activity KW - anammox KW - dinitrogen KW - gas KW - ladderane KW - lipids KW - rrna KW - thermophilic AU - Byrne, Nathalie AU - Strous, Marc AU - Crépeau, Valentin AU - Kartal, Boran AU - Birrien, Jean-Louis AU - Schmid, Markus AU - Lesongeur, Françoise AU - Schouten, Stefan AU - Jaeschke, Andrea AU - Jetten, Mike AU - Prieur, Daniel AU - Godfroy, Anne PY - 2009/01/31/ UR - http://dx.doi.org/10.1038/ismej.2008.72 ER -