Evidence map›Paper›PMID 38918389›Full record

ArticleNature communications2024

Impact of whole-genome duplications on structural variant evolution in Cochlearia.

Tuomas Hämälä, Christopher Moore, Laura Cowan, Matthew Carlile, David Gopaulchan, Marie K Brandrud, Siri Birkeland, Matthew Loose, Filip Kolář, Marcus A Koch and 1 more

Abstract read
In one paragraph

Article in Nature communications, 2024. 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. Article
  2. Article
  3. Article
  4. Article
  5. Review
  6. Structural Variation and Its Roles in Plant Genomes.Plants (Basel, Switzerland) · 2026
    Review
  7. Haplotype-resolved genome ofZoological research · 2026
    Article
  8. Article
  9. Article
  10. Review
  11. Review
  12. Article
  13. Article
  14. Article
  15. Review
  16. Article
  17. Climate change and plant genomic plasticity.TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2025
    Review
  18. Whole-genome duplication increases genetic diversity and load in outcrossingProceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  19. Article
  20. Whole-genome duplication leads to significant but inconsistent changes in climatic niche.Proceedings of the National Academy of Sciences of the United States of America · 2025
    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

11 authors.

Tuomas HämäläSchool of Life Sciences, University of Nottingham, Nottingham, UK. tuomas.hamala@luke.fi.ORCID http://orcid.org/0000-0001-8306-3397
Christopher MooreSchool of Life Sciences, University of Nottingham, Nottingham, UK.ORCID http://orcid.org/0000-0002-3122-7502
Laura CowanSchool of Life Sciences, University of Nottingham, Nottingham, UK.
Matthew CarlileSchool of Life Sciences, University of Nottingham, Nottingham, UK.
David GopaulchanSchool of Biosciences, University of Nottingham, Nottingham, UK.
Marie K BrandrudNatural History Museum, University of Oslo, Oslo, Norway.
Siri BirkelandNatural History Museum, University of Oslo, Oslo, Norway.
Matthew LooseSchool of Life Sciences, University of Nottingham, Nottingham, UK.
Filip KolářDepartment of Botany, Faculty of Science, Charles University, Prague, Czech Republic.
Marcus A KochCentre for Organismal Studies, University of Heidelberg, Heidelberg, Germany.ORCID http://orcid.org/0000-0002-1693-6829
Levi YantSchool of Life Sciences, University of Nottingham, Nottingham, UK. levi.yant@nottingham.ac.uk.ORCID http://orcid.org/0000-0003-3442-0217

Funding

EC | EU Framework Programme for Research and Innovation H2020 | H2020 Excellent Science (H2020 Priority Excellent Science) 679056EC | EU Framework Programme for Research and Innovation H2020 | H2020 Excellent Science (H2020 Priority Excellent Science) 850852Leverhulme Trust RPG-2020-367
6 · The paper itself

Abstract

Polyploidy, the result of whole-genome duplication (WGD), is a major driver of eukaryote evolution. Yet WGDs are hugely disruptive mutations, and we still lack a clear understanding of their fitness consequences. Here, we study whether WGDs result in greater diversity of genomic structural variants (SVs) and how they influence evolutionary dynamics in a plant genus, Cochlearia (Brassicaceae). By using long-read sequencing and a graph-based pangenome, we find both negative and positive interactions between WGDs and SVs. Masking of recessive mutations due to WGDs leads to a progressive accumulation of deleterious SVs across four ploidal levels (from diploids to octoploids), likely reducing the adaptive potential of polyploid populations. However, we also discover putative benefits arising from SV accumulation, as more ploidy-specific SVs harbor signals of local adaptation in polyploids than in diploids. Together, our results suggest that SVs play diverse and contrasting roles in the evolutionary trajectories of young polyploids.

Indexed as

Evolution, MolecularGene DuplicationGenome, PlantPolyploidyGenomic Structural VariationMutation

Identifiers

PMID38918389
PMCPMC11199601

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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.