Evidence map›Paper›PMID 33230257›Full record

ArticleNature ecology & evolution2021

Gene expression dynamics during rapid organismal diversification in African cichlid fishes.

Athimed El Taher, Astrid Böhne, Nicolas Boileau, Fabrizia Ronco, Adrian Indermaur, Lukas Widmer, Walter Salzburger

Abstract read
In one paragraph

Article in Nature ecology & evolution, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing 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

37 citing papers in PubMed.

  1. Article
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  6. Ancestral splice variation is a key substrate for rapid diversification in African cichlids.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  7. The molecular evolution of vertebrate organs.Nature ecology & evolution · 2026
    Review
  8. Article
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  16. Fixation of Expression Divergences by Natural Selection inInternational journal of molecular sciences · 2024
    Article
  17. 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

7 authors.

Athimed El TaherZoological Institute, Department of Environmental Sciences, University of Basel, Basel, Switzerland. athimed.eltaher@unibas.ch.ORCID http://orcid.org/0000-0003-2424-8476
Astrid BöhneZoological Institute, Department of Environmental Sciences, University of Basel, Basel, Switzerland.ORCID http://orcid.org/0000-0002-1284-3115
Nicolas BoileauZoological Institute, Department of Environmental Sciences, University of Basel, Basel, Switzerland.
Fabrizia RoncoZoological Institute, Department of Environmental Sciences, University of Basel, Basel, Switzerland.ORCID http://orcid.org/0000-0003-1583-8108
Adrian IndermaurZoological Institute, Department of Environmental Sciences, University of Basel, Basel, Switzerland.
Lukas WidmerZoological Institute, Department of Environmental Sciences, University of Basel, Basel, Switzerland.ORCID http://orcid.org/0000-0003-2642-8163
Walter SalzburgerZoological Institute, Department of Environmental Sciences, University of Basel, Basel, Switzerland. walter.salzburger@unibas.ch.ORCID http://orcid.org/0000-0002-9988-1674

Funding

European Research Council 617585
6 · The paper itself

Abstract

Changes in gene expression play a fundamental role in phenotypic evolution. Transcriptome evolutionary dynamics have so far mainly been compared among distantly related species and remain largely unexplored during rapid organismal diversification, in which gene regulatory changes have been suggested as particularly effective drivers of phenotypic divergence. Here we studied gene expression evolution in a model system of adaptive radiation, the cichlid fishes of African Lake Tanganyika. By comparing gene expression profiles of 6 different organs in 74 cichlid species representing all subclades of this radiation, we demonstrate that the rate of gene expression evolution varies among organs, transcriptome parts and the subclades of the radiation, indicating different strengths of selection. We found that the noncoding part of the transcriptome evolved more rapidly than the coding part, and that the gonadal transcriptomes evolved more rapidly than the somatic ones, with the exception of liver. We further show that the rate of gene expression change was not constant over the course of the radiation but accelerated at its later phase. Finally, we show that-at the per-gene level-the evolution of expression patterns is dominated by stabilizing selection.

Indexed as

CichlidsEvolution, MolecularAnimalsGene ExpressionPhylogenyTanzania

Identifiers

PMID33230257
PMCPMC7610457

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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.