Evidence map›Paper›PMID 30633441›Full record

ArticlePigment cell & melanoma research2019

Developmental and comparative transcriptomic identification of iridophore contribution to white barring in clownfish.

Pauline Salis, Thibault Lorin, Victor Lewis, Carine Rey, Anna Marcionetti, Marie-Line Escande, Natacha Roux, Laurence Besseau, Nicolas Salamin, Marie Sémon and 3 more

Abstract read
In one paragraph

Article in Pigment cell & melanoma research, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing 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

32 citing papers in PubMed.

  1. Integrated Transcriptomic Analysis of Skin Pigmentation Development inInternational journal of molecular sciences · 2026
    Article
  2. Lysosome-related organelles orchestrate guanine crystal formation in pigment cells.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  3. Cell type diversification and phenotype convergence underlying white fin-ornamentation of cyprinid fishes.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
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  12. Review
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  14. The real Nemo movie: Description of embryonic development in Amphiprion ocellaris from first division to hatching.Developmental dynamics : an official publication of the American Association of Anatomists · 2021
    Article
  15. Article
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  17. Review
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  19. Thyroid hormones regulate the formation and environmental plasticity of white bars in clownfishes.Proceedings of the National Academy of Sciences of the United States of America · 2021
    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

13 authors.

Pauline SalisObservatoire Océanologique de Banyuls-sur-Mer, UMR CNRS 7232 BIOM, Sorbonne Université, Banyuls-sur-Mer, France.
Thibault LorinIGFL, ENS de Lyon, UMR 5242 CNRS, Université Claude Bernard Lyon I, Lyon Cedex 07, France.
Victor LewisDepartment of Biology, University of Washington, Seattle, Washington.
Carine ReyENS de Lyon, CNRS UMR 5239, INSERM U1210, LBMC, Université Claude Bernard, Lyon, France.
Anna MarcionettiDepartment of Computational Biology, Biophore, University of Lausanne, Lausanne, Switzerland.
Marie-Line EscandeObservatoire Océanologique de Banyuls-sur-Mer, UMR CNRS 7232 BIOM, Sorbonne Université, Banyuls-sur-Mer, France.
Natacha RouxObservatoire Océanologique de Banyuls-sur-Mer, UMR CNRS 7232 BIOM, Sorbonne Université, Banyuls-sur-Mer, France.
Laurence BesseauObservatoire Océanologique de Banyuls-sur-Mer, UMR CNRS 7232 BIOM, Sorbonne Université, Banyuls-sur-Mer, France.
Nicolas SalaminDepartment of Computational Biology, Biophore, University of Lausanne, Lausanne, Switzerland.
Marie SémonENS de Lyon, CNRS UMR 5239, INSERM U1210, LBMC, Université Claude Bernard, Lyon, France.
David ParichyDepartment of Biology, Department of Cell Biology, University of Virginia, Charlottesville, Virginia.
Jean-Nicolas VolffIGFL, ENS de Lyon, UMR 5242 CNRS, Université Claude Bernard Lyon I, Lyon Cedex 07, France.
Vincent LaudetObservatoire Océanologique de Banyuls-sur-Mer, UMR CNRS 7232 BIOM, Sorbonne Université, Banyuls-sur-Mer, France.ORCID 0000-0003-4022-4175

Funding

Fish facility enhancementR35GM122471 · NIGMS · UNIVERSITY OF WASHINGTON · PI DAVID M PARICHY · 2017 to 2026
$6.4M
EMBRC-France ANR-10-INBS-02NIGMS NIH HHS R35 GM122471
6 · The paper itself

Abstract

Actinopterygian fishes harbor at least eight distinct pigment cell types, leading to a fascinating diversity of colors. Among this diversity, the cellular origin of the white color appears to be linked to several pigment cell types such as iridophores or leucophores. We used the clownfish Amphiprion ocellaris, which has a color pattern consisting of white bars over a darker body, to characterize the pigment cells that underlie the white hue. We observe by electron microscopy that cells in white bars are similar to iridophores. In addition, the transcriptomic signature of clownfish white bars exhibits similarities with that of zebrafish iridophores. We further show by pharmacological treatments that these cells are necessary for the white color. Among the top differentially expressed genes in white skin, we identified several genes (fhl2a, fhl2b, saiyan, gpnmb, and apoD1a) and show that three of them are expressed in iridophores. Finally, we show by CRISPR/Cas9 mutagenesis that these genes are critical for iridophore development in zebrafish. Our analyses provide clues to the genomic underpinning of color diversity and allow identification of new iridophore genes in fish.

Indexed as

Gene Expression Regulation, DevelopmentalTranscriptomeAnimalsChromatophoresFishesFish ProteinsGenomePigmentationFish ProteinsAmphiprionclownfishcoral reef fishiridophoreleucophoretranscriptomic

Identifiers

PMID30633441
PMCPMC6483885

What OpenQuestion holds

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Registered trials

None linked

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.