Evidence map›Paper›PMID 19457235›Full record

ArticleBMC evolutionary biology2009

Evolution of sexual dimorphism of wing shape in the Drosophila melanogaster subgroup.

Nelly A Gidaszewski, Michel Baylac, Christian Peter Klingenberg

Abstract read
In one paragraph

Article in BMC evolutionary biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing 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

42 citing papers in PubMed.

  1. Article
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  7. Wing geometric morphometrics to distinguish and identifyInternational journal for parasitology. Parasites and wildlife · 2023
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  11. Article
  12. Biology · 2022
    Article
  13. Article
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  15. Article
  16. Article
  17. Seasonal polyphenism of spotted-wingEcology and evolution · 2020
    Article
  18. 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

3 authors.

Nelly A GidaszewskiFaculty of Life Sciences, University of Manchester, Michael Smith Building, Manchester, UK. n.gidaszewski@sheffield.ac.uk
Michel Baylac
Christian Peter Klingenberg

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSexual dimorphism of body size has been the subject of numerous studies, but few have examined sexual shape dimorphism (SShD) and its evolution. Allometry, the shape change associated with size variation, has been suggested to be a main component of SShD. Yet little is known about the relative importance of the allometric and non-allometric components for the evolution of SShD.

resultsWe investigated sexual dimorphism in wing shape in the nine species of the Drosophila melanogaster subgroup. We used geometric morphometrics to characterise wing shape and found significant SShD in all nine species. The amount of shape difference and the diversity of the shape changes evolved across the group. However, mapping the divergence of SShD onto the phylogeny of the Drosophila melanogaster subgroup indicated that there is little phylogenetic signal. Finally, allometry accounted for a substantial part of SShD, but did not explain the bulk of evolutionary divergence in SShD because allometry itself was found to be evolutionarily plastic.

conclusionSShD in the Drosophila wing can evolve rapidly and therefore shows only weak phylogenetic structure. The variable contribution of allometric and non-allometric components to the evolutionary divergence of SShD and the evolutionary plasticity of allometry suggest that SShD and allometry are influenced by a complex interaction of processes.

Indexed as

Evolution, MolecularSex CharacteristicsAnalysis of VarianceAnimalsDrosophila melanogasterFemaleMaleModels, StatisticalPhylogenyPrincipal Component AnalysisWings, Animal

Identifiers

PMID19457235
PMCPMC2691407

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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.