Evidence map›Paper›PMID 32015111›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2020

Ecological drivers of bacterial community assembly in synthetic phycospheres.

He Fu, Mario Uchimiya, Jeff Gore, Mary Ann Moran

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing 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

63 citing papers in PubMed.

  1. Article
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  5. TheISME communications · 2026
    Article
  6. Review
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  8. Enrichment of vitamin BMicrobiome · 2025
    Article
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3 more citing papers are in PubMed but not listed here.

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

4 authors.

He FuDepartment of Marine Sciences, University of Georgia, Athens, GA 30602.ORCID 0000-0001-6428-0716
Mario UchimiyaDepartment of Marine Sciences, University of Georgia, Athens, GA 30602.ORCID 0000-0003-4802-1428
Jeff GoreDepartment of Physics, Massachusetts Institute of Technology, Cambridge, MA 02139.
Mary Ann MoranDepartment of Marine Sciences, University of Georgia, Athens, GA 30602; mmoran@uga.edu.ORCID 0000-0002-0702-8167

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In the nutrient-rich region surrounding marine phytoplankton cells, heterotrophic bacterioplankton transform a major fraction of recently fixed carbon through the uptake and catabolism of phytoplankton metabolites. We sought to understand the rules by which marine bacterial communities assemble in these nutrient-enhanced phycospheres, specifically addressing the role of host resources in driving community coalescence. Synthetic systems with varying combinations of known exometabolites of marine phytoplankton were inoculated with seawater bacterial assemblages, and communities were transferred daily to mimic the average duration of natural phycospheres. We found that bacterial community assembly was predictable from linear combinations of the taxa maintained on each individual metabolite in the mixture, weighted for the growth each supported. Deviations from this simple additive resource model were observed but also attributed to resource-based factors via enhanced bacterial growth when host metabolites were available concurrently. The ability of photosynthetic hosts to shape bacterial associates through excreted metabolites represents a mechanism by which microbiomes with beneficial effects on host growth could be recruited. In the surface ocean, resource-based assembly of host-associated communities may underpin the evolution and maintenance of microbial interactions and determine the fate of a substantial portion of Earth's primary production.

Indexed as

EcosystemMicrobiotaBacteriaHeterotrophic ProcessesPhylogenyPhytoplanktonSeawatercommunity assemblyphycospheresphytoplankton–bacteria interactions

Identifiers

PMID32015111
PMCPMC7035482

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Registered trials

None linked

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.