Evidence map›Paper›PMID 31947979›Full record

ArticleLife (Basel, Switzerland)2020

Ultradeep Microbial Communities at 4.4 km within Crystalline Bedrock: Implications for Habitability in a Planetary Context.

Lotta Purkamo, Riikka Kietäväinen, Maija Nuppunen-Puputti, Malin Bomberg, Claire Cousins

Abstract read
In one paragraph

Article in Life (Basel, Switzerland), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. Article
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  4. Review
  5. Article
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  7. Article
  8. Article
  9. Deep terrestrial indigenous microbial community dominated byCommunications earth & environment · 2024
    Article
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  12. Article
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  14. Review
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  16. Thermochronologic perspectives on the deep-time evolution of the deep biosphere.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  17. Article
  18. Article
  19. Article
  20. The Role ofSensors (Basel, Switzerland) · 2020
    Article
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

5 authors.

Lotta PurkamoSchool of Earth and Environmental Sciences, University of St Andrews, St Andrews KY16 9AL, UK.ORCID 0000-0002-9428-6542
Riikka KietäväinenGeological Survey of Finland, 02151 Espoo, Finland.
Maija Nuppunen-PuputtiVTT Technical Research Centre of Finland, 02044 VTT, Finland.
Malin BombergVTT Technical Research Centre of Finland, 02044 VTT, Finland.ORCID 0000-0002-7033-3658
Claire CousinsSchool of Earth and Environmental Sciences, University of St Andrews, St Andrews KY16 9AL, UK.

Funding

Jenny ja Antti Wihurin Rahasto 2016-2018KYT2018 RENGASKYT22 BIKESRoyal Society of Edinburgh C.Cousins
6 · The paper itself

Abstract

The deep bedrock surroundings are an analog for extraterrestrial habitats for life. In this study, we investigated microbial life within anoxic ultradeep boreholes in Precambrian bedrock, including the adaptation to environmental conditions and lifestyle of these organisms. Samples were collected from Pyhäsalmi mine environment in central Finland and from geothermal drilling wells in Otaniemi, Espoo, in southern Finland. Microbial communities inhabiting the up to 4.4 km deep bedrock were characterized with phylogenetic marker gene (16S rRNA genes and fungal ITS region) amplicon and DNA and cDNA metagenomic sequencing. Functional marker genes (

Indexed as

bedrockdeep biospheredeep subsurfaceenvironmental microbiologyextraterrestrial habitat analoglow biomassmicrobial communitymicrobial ecology

Identifiers

PMID31947979
PMCPMC7175195

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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.