Hyperdiverse archaea near life limits at the polyextreme geothermal Dallol area.


Journal

Nature ecology & evolution
ISSN: 2397-334X
Titre abrégé: Nat Ecol Evol
Pays: England
ID NLM: 101698577

Informations de publication

Date de publication:
11 2019
Historique:
received: 30 05 2019
accepted: 16 09 2019
entrez: 1 11 2019
pubmed: 2 11 2019
medline: 18 12 2019
Statut: ppublish

Résumé

Microbial life has adapted to various individual extreme conditions; yet, organisms simultaneously adapted to very low pH, high salt and high temperature are unknown. We combined environmental 16S/18S ribosomal RNA gene metabarcoding, cultural approaches, fluorescence-activated cell sorting, scanning electron microscopy and chemical analyses to study samples along such unique polyextreme gradients in the Dallol-Danakil area in Ethiopia. We identified two physicochemical barriers to life in the presence of surface liquid water defined by (1) high chaotropicity-low water activity in Mg

Identifiants

pubmed: 31666740
doi: 10.1038/s41559-019-1005-0
pii: 10.1038/s41559-019-1005-0
pmc: PMC6837875
mid: EMS84387
doi:

Substances chimiques

RNA, Ribosomal, 16S 0

Types de publication

Journal Article Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

1552-1561

Subventions

Organisme : European Research Council
ID : 322669
Pays : International

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Auteurs

Jodie Belilla (J)

Ecologie Systématique Evolution, CNRS, Université Paris-Sud, Université Paris-Saclay, AgroParisTech, Orsay, France.

David Moreira (D)

Ecologie Systématique Evolution, CNRS, Université Paris-Sud, Université Paris-Saclay, AgroParisTech, Orsay, France.

Ludwig Jardillier (L)

Ecologie Systématique Evolution, CNRS, Université Paris-Sud, Université Paris-Saclay, AgroParisTech, Orsay, France.

Guillaume Reboul (G)

Ecologie Systématique Evolution, CNRS, Université Paris-Sud, Université Paris-Saclay, AgroParisTech, Orsay, France.

Karim Benzerara (K)

Institut de Minéralogie, de Physique des Matériaux et de Cosmochimie, CNRS, Sorbonne Université, Muséum National d'Histoire Naturelle, Paris, France.

José M López-García (JM)

Instituto Geológico y Minero de España, Palma de Mallorca, Spain.

Paola Bertolino (P)

Ecologie Systématique Evolution, CNRS, Université Paris-Sud, Université Paris-Saclay, AgroParisTech, Orsay, France.

Ana I López-Archilla (AI)

Departamento de Ecología, Universidad Autónoma de Madrid, Madrid, Spain.

Purificación López-García (P)

Ecologie Systématique Evolution, CNRS, Université Paris-Sud, Université Paris-Saclay, AgroParisTech, Orsay, France. puri.lopez@u-psud.fr.

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Classifications MeSH