Evidence map›Paper›PMID 28149702›Full record

ArticlePeerJ2017

Metagenomic identification of active methanogens and methanotrophs in serpentinite springs of the Voltri Massif, Italy.

William J Brazelton, Christopher N Thornton, Alex Hyer, Katrina I Twing, August A Longino, Susan Q Lang, Marvin D Lilley, Gretchen L Früh-Green, Matthew O Schrenk

Abstract read
In one paragraph

Article in PeerJ, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

36 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

William J BrazeltonDepartment of Biology, University of Utah , Salt Lake City , UT , United States.
Christopher N ThorntonDepartment of Biology, University of Utah , Salt Lake City , UT , United States.
Alex HyerDepartment of Biology, University of Utah , Salt Lake City , UT , United States.
Katrina I TwingDepartment of Earth and Environmental Sciences, Michigan State University , East Lansing , MI , United States.
August A LonginoDepartment of Biology, University of Utah , Salt Lake City , UT , United States.
Susan Q LangDepartment of Earth and Ocean Sciences, University of South Carolina, Columbia, SC, United States; Department of Earth Sciences, ETH Zurich, Zurich, Switzerland.
Marvin D LilleySchool of Oceanography, University of Washington , Seattle , WA , United States.
Gretchen L Früh-GreenDepartment of Earth Sciences, ETH Zurich , Zurich , Switzerland.
Matthew O SchrenkDepartment of Earth and Environmental Sciences, Michigan State University , East Lansing , MI , United States.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The production of hydrogen and methane by geochemical reactions associated with the serpentinization of ultramafic rocks can potentially support subsurface microbial ecosystems independent of the photosynthetic biosphere. Methanogenic and methanotrophic microorganisms are abundant in marine hydrothermal systems heavily influenced by serpentinization, but evidence for methane-cycling archaea and bacteria in continental serpentinite springs has been limited. This report provides metagenomic and experimental evidence for active methanogenesis and methanotrophy by microbial communities in serpentinite springs of the Voltri Massif, Italy. Methanogens belonging to family Methanobacteriaceae and methanotrophic bacteria belonging to family Methylococcaceae were heavily enriched in three ultrabasic springs (pH 12). Metagenomic data also suggest the potential for hydrogen oxidation, hydrogen production, carbon fixation, fermentation, and organic acid metabolism in the ultrabasic springs. The predicted metabolic capabilities are consistent with an active subsurface ecosystem supported by energy and carbon liberated by geochemical reactions within the serpentinite rocks of the Voltri Massif.

Indexed as

MetagenomicsMethanogenesisMethanotrophySerpentinization

Identifiers

PMID28149702
PMCPMC5274519

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.