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  • Rubin-Blum, MaximMax Planck Inst Marine Microbiol, Celsiusstr 1, D-28359 Bremen, Germany;Israel Limnol & Oceanog Res, Tel Shikmona, IL-3108000 Haifa, Israel (författare)

Fueled by methane : deep-sea sponges from asphalt seeps gain their nutrition from methane-oxidizing symbionts

  • Artikel/kapitelEngelska2019

Förlag, utgivningsår, omfång ...

  • 2019-01-15
  • NATURE PUBLISHING GROUP,2019
  • electronicrdacarrier

Nummerbeteckningar

  • LIBRIS-ID:oai:DiVA.org:uu-382816
  • https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-382816URI
  • https://doi.org/10.1038/s41396-019-0346-7DOI

Kompletterande språkuppgifter

  • Språk:engelska
  • Sammanfattning på:engelska

Ingår i deldatabas

Klassifikation

  • Ämneskategori:ref swepub-contenttype
  • Ämneskategori:art swepub-publicationtype

Anmärkningar

  • Sponges host a remarkable diversity of microbial symbionts, however, the benefit their microbes provide is rarely understood. Here, we describe two new sponge species from deep-sea asphalt seeps and show that they live in a nutritional symbiosis with methane-oxidizing (MOX) bacteria. Metagenomics and imaging analyses revealed unusually high amounts of MOX symbionts in hosts from a group previously assumed to have low microbial abundances. These symbionts belonged to the Marine Methylotrophic Group 2 Glade. They are host-specific and likely vertically transmitted, based on their presence in sponge embryos and streamlined genomes, which lacked genes typical of related free-living MOX. Moreover, genes known to play a role in host-symbiont interactions, such as those that encode eukaryote-like proteins, were abundant and expressed. Methane assimilation by the symbionts was one of the most highly expressed metabolic pathways in the sponges. Molecular and stable carbon isotope patterns of lipids confirmed that methane-derived carbon was incorporated into the hosts. Our results revealed that two species of sponges, although distantly related, independently established highly specific, nutritional symbioses with two closely related methanotrophs. This convergence in symbiont acquisition underscores the strong selective advantage for these sponges in harboring MOX bacteria in the food-limited deep sea.

Ämnesord och genrebeteckningar

Biuppslag (personer, institutioner, konferenser, titlar ...)

  • Antony, Chakkiath PaulMax Planck Inst Marine Microbiol, Celsiusstr 1, D-28359 Bremen, Germany (författare)
  • Sayavedra, LizbethMax Planck Inst Marine Microbiol, Celsiusstr 1, D-28359 Bremen, Germany;Quadram Inst Biosci, Norwich Res Pk, Norwich, Norfolk, England (författare)
  • Martinez-Perez, ClaraMax Planck Inst Marine Microbiol, Celsiusstr 1, D-28359 Bremen, Germany (författare)
  • Birgel, DanielUniv Hamburg, Ctr Earth Syst Res & Sustainabil, Inst Geol, D-20146 Hamburg, Germany (författare)
  • Peckmann, JörnUniv Hamburg, Ctr Earth Syst Res & Sustainabil, Inst Geol, D-20146 Hamburg, Germany (författare)
  • Wu, Yu-ChenUniv Kiel, RD3 Marine Microbiol & Christian Albrechts, GEOMAR Helmholtz Ctr Ocean Res, Dustembrooker Weg 20, D-24105 Kiel, Germany (författare)
  • Cárdenas, Paco,1976-Uppsala universitet,Farmakognosi(Swepub:uu)pacca311 (författare)
  • MacDonald, IanFlorida State Univ, POB 3064326, Tallahassee, FL 32306 USA (författare)
  • Marcon, YannHelmholtz Ctr Polar & Marine Res, Wegener Inst, HGF MPG Grp Deep Sea Ecol & Technol, Handelshafen 12, D-27570 Bremerhaven, Germany (författare)
  • Sahling, HeikoUniv Bremen, Ctr Marine Environm Sci, MARUM, D-28359 Bremen, Germany (författare)
  • Hentschel, UteUniv Kiel, RD3 Marine Microbiol & Christian Albrechts, GEOMAR Helmholtz Ctr Ocean Res, Dustembrooker Weg 20, D-24105 Kiel, Germany (författare)
  • Dubilier, NicoleMax Planck Inst Marine Microbiol, Celsiusstr 1, D-28359 Bremen, Germany;Univ Bremen, Ctr Marine Environm Sci, MARUM, D-28359 Bremen, Germany (författare)
  • Max Planck Inst Marine Microbiol, Celsiusstr 1, D-28359 Bremen, Germany;Israel Limnol & Oceanog Res, Tel Shikmona, IL-3108000 Haifa, IsraelMax Planck Inst Marine Microbiol, Celsiusstr 1, D-28359 Bremen, Germany (creator_code:org_t)

Sammanhörande titlar

  • Ingår i:The ISME Journal: NATURE PUBLISHING GROUP13:5, s. 1209-12251751-73621751-7370

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