Evidence map›Paper›PMID 25030755›Full record

ArticleBMC genomics2014

Mating system shifts and transposable element evolution in the plant genus Capsella.

J Ågren Agren, Wei Wang, Daniel Koenig, Barbara Neuffer, Detlef Weigel, Stephen I Wright

Abstract read
In one paragraph

Article in BMC genomics, 2014. 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. T2T genomes ofGenome research · 2026
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  9. Annotation of thePlants (Basel, Switzerland) · 2023
    Article
  10. Article
  11. Article
  12. Article
  13. Population Genomics of Transitions to Selfing in Brassicaceae Model Systems.Methods in molecular biology (Clifton, N.J.) · 2020
    Article
  14. Transposable elements drive rapid phenotypic variation inProceedings of the National Academy of Sciences of the United States of America · 2019
    Article
  15. Article
  16. Outbreeders pull harder in a parental tug-of-war.Proceedings of the National Academy of Sciences of the United States of America · 2018
    Article
  17. Selfish genetic elements.PLoS genetics · 2018
    Review
  18. Article
  19. Article
  20. 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

6 authors.

J Ågren AgrenDepartment of Ecology and Evolutionary Biology, University of Toronto, Toronto, ON M5S 3B2, Canada. arvid.agren@utoronto.ca.
Wei Wang
Daniel Koenig
Barbara Neuffer
Detlef Weigel
Stephen I Wright

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDespite having predominately deleterious fitness effects, transposable elements (TEs) are major constituents of eukaryote genomes in general and of plant genomes in particular. Although the proportion of the genome made up of TEs varies at least four-fold across plants, the relative importance of the evolutionary forces shaping variation in TE abundance and distributions across taxa remains unclear. Under several theoretical models, mating system plays an important role in governing the evolutionary dynamics of TEs. Here, we use the recently sequenced Capsella rubella reference genome and short-read whole genome sequencing of multiple individuals to quantify abundance, genome distributions, and population frequencies of TEs in three recently diverged species of differing mating system, two self-compatible species (C. rubella and C. orientalis) and their self-incompatible outcrossing relative, C. grandiflora.

resultsWe detect different dynamics of TE evolution in our two self-compatible species; C. rubella shows a small increase in transposon copy number, while C. orientalis shows a substantial decrease relative to C. grandiflora. The direction of this change in copy number is genome wide and consistent across transposon classes. For insertions near genes, however, we detect the highest abundances in C. grandiflora. Finally, we also find differences in the population frequency distributions across the three species.

conclusionOverall, our results suggest that the evolution of selfing may have different effects on TE evolution on a short and on a long timescale. Moreover, cross-species comparisons of transposon abundance are sensitive to reference genome bias, and efforts to control for this bias are key when making comparisons across species.

Indexed as

Biological EvolutionCapsellaDNA Transposable ElementsGene DosageGene FrequencyGenome, PlantPhylogenyDNA Transposable Elements

Identifiers

PMID25030755
PMCPMC4112209

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LicenceCC BY
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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.