Evidence map›Paper›PMID 30504896›Full record

ArticleThe ISME journal2019

Bridging reproductive and microbial ecology: a case study in arbuscular mycorrhizal fungi.

Carlos A Aguilar-Trigueros, Stefan Hempel, Jeff R Powell, William K Cornwell, Matthias C Rillig

Abstract read
In one paragraph

Article in The ISME journal, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Climate-linked biogeography of mycorrhizal fungal spore traits.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  7. Article
  8. Article
  9. Review
  10. Article
  11. Article
  12. AMF Inoculum Enhances Crop Yields ofInternational journal of environmental research and public health · 2022
    Article
  13. Article
  14. Article
  15. Article
  16. Review
  17. Article
  18. Article
  19. 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.

Carlos A Aguilar-TriguerosFreie Universität Berlin, Institute of Biology, Berlin, D-14195, Germany. calgit@gmail.com.
Stefan HempelFreie Universität Berlin, Institute of Biology, Berlin, D-14195, Germany.
Jeff R PowellHawkesbury Institute for the Environment, University of Western Sydney, Penrith, NSW, 2751, Australia.
William K CornwellEvolution and Ecology Research Centre, School of Biological, Earth and Environmental Sciences, University of New South Wales, Sydney, NSW, Australia.
Matthias C RilligFreie Universität Berlin, Institute of Biology, Berlin, D-14195, Germany.ORCID http://orcid.org/0000-0003-3541-7853

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Offspring size is a key trait for understanding the reproductive ecology of species, yet studies addressing the ecological meaning of offspring size have so far been limited to macro-organisms. We consider this a missed opportunity in microbial ecology and provide what we believe is the first formal study of offspring-size variation in microbes using reproductive models developed for macro-organisms. We mapped the entire distribution of fungal spore size in the arbuscular mycorrhizal (AM) fungi (subphylum Glomeromycotina) and tested allometric expectations of this trait to offspring (spore) output and body size. Our results reveal a potential paradox in the reproductive ecology of AM fungi: while large spore-size variation is maintained through evolutionary time (independent of body size), increases in spore size trade off with spore output. That is, parental mycelia of large-spored species produce fewer spores and thus may have a fitness disadvantage compared to small-spored species. The persistence of the large-spore strategy, despite this apparent fitness disadvantage, suggests the existence of advantages to large-spored species that could manifest later in fungal life history. Thus, we consider that solving this paradox opens the door to fruitful future research establishing the relationship between offspring size and other AM life history traits.

Indexed as

Biological EvolutionGlomeromycotaMycorrhizaePhenotypePhylogenyReproductionSpores, Fungal

Identifiers

PMID30504896
PMCPMC6461870

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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.