Evidence map›Paper›PMID 28438135›Full record

ArticleBMC evolutionary biology2017

A passive mutualistic interaction promotes the evolution of spatial structure within microbial populations.

Marie Marchal, Felix Goldschmidt, Selina N Derksen-Müller, Sven Panke, Martin Ackermann, David R Johnson

Abstract read
In one paragraph

Article in BMC evolutionary biology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing 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

29 citing papers in PubMed.

  1. Review
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  9. Evolutionary repeatability of emergent properties of ecological communities.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2023
    Review
  10. Article
  11. Article
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  16. Extracellular Metabolism Sets the Table for Microbial Cross-Feeding.Microbiology and molecular biology reviews : MMBR · 2021
    Review
  17. Article
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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

6 authors.

Marie MarchalDepartment of Environmental Microbiology, Eawag, Überlandstrasse 133, 8600, Dübendorf, Switzerland.
Felix GoldschmidtDepartment of Environmental Microbiology, Eawag, Überlandstrasse 133, 8600, Dübendorf, Switzerland.
Selina N Derksen-MüllerDepartment of Environmental Microbiology, Eawag, Überlandstrasse 133, 8600, Dübendorf, Switzerland.
Sven PankeDepartment of Biosystems Science and Engineering, ETH Zürich, 4058, Basel, Switzerland.
Martin AckermannDepartment of Environmental Microbiology, Eawag, Überlandstrasse 133, 8600, Dübendorf, Switzerland. martin.ackermann@env.ethz.ch.
David R JohnsonDepartment of Environmental Microbiology, Eawag, Überlandstrasse 133, 8600, Dübendorf, Switzerland. david.johnson@eawag.ch.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWhile mutualistic interactions between different genotypes are pervasive in nature, their evolutionary origin is not clear. The dilemma is that, for mutualistic interactions to emerge and persist, an investment into the partner genotype must pay off: individuals of a first genotype that invest resources to promote the growth of a second genotype must receive a benefit that is not equally accessible to individuals that do not invest. One way for exclusive benefits to emerge is through spatial structure (i.e., physical barriers to the movement of individuals and resources).

resultsHere we propose that organisms can evolve their own spatial structure based on physical attachment between individuals, and we hypothesize that attachment evolves when spatial proximity to members of another species is advantageous. We tested this hypothesis using experimental evolution with combinations of E. coli strains that depend on each other to grow. We found that attachment between cells repeatedly evolved within 8 weeks of evolution and observed that many different types of mutations potentially contributed to increased attachment.

conclusionsWe postulate a general principle by which passive beneficial interactions between organisms select for attachment, and attachment then provides spatial structure that could be conducive for the evolution of active mutualistic interactions.

Indexed as

Microbial InteractionsAmino AcidsBiological EvolutionEscherichia coliEvolution, MolecularMutationSymbiosisAmino AcidsCell aggregationCross-feedingExperimental evolutionMicrobial populationsMutualismSpatial structure

Identifiers

PMID28438135
PMCPMC5402672

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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.