Communications Earth & Environment (Sep 2020)

Modern arsenotrophic microbial mats provide an analogue for life in the anoxic Archean

  • Pieter T. Visscher,
  • Kimberley L. Gallagher,
  • Anthony Bouton,
  • Maria E. Farias,
  • Daniel Kurth,
  • Maria Sancho-Tomás,
  • Pascal Philippot,
  • Andrea Somogyi,
  • Kadda Medjoubi,
  • Emmanuelle Vennin,
  • Raphaël Bourillot,
  • Malcolm R. Walter,
  • Brendan P. Burns,
  • Manuel Contreras,
  • Christophe Dupraz

DOI
https://doi.org/10.1038/s43247-020-00025-2
Journal volume & issue
Vol. 1, no. 1
pp. 1 – 10

Abstract

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Arsenic-consuming microbes of the hypersaline Laguna La Brava in Chile may be an analogue for early life during the anoxic conditions of the Archean, according to geochemical and metagenomic analyses of the extant microbial mats