Evidence map›Paper›PMID 34987056›Full record

ArticleGenome research2022

Zebrafish transposable elements show extensive diversification in age, genomic distribution, and developmental expression.

Ni-Chen Chang, Quirze Rovira, Jonathan Wells, Cédric Feschotte, Juan M Vaquerizas

Open access · bronzeAbstract read
In one paragraph

Article in Genome research, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers.

0numbers the graph read from it
0cells of the map it votes in
53citing 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

53 citing papers in PubMed, 82 citations in OpenAlex.

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  15. Gag proteins encoded by endogenous retroviruses are required for zebrafish development.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  18. The landscape of transposable element distribution in the genome of Neotropical fish Apareiodon sp. (Characiformes: Parodontidae).Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2025
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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

5 authors at 3 institutions in 3 countries.

Ni-Chen Chang *Department of Molecular Biology and Genetics, Cornell University, Ithaca, New York 14850, USA.ORCID http://orcid.org/0000-0002-9948-7634
Quirze Rovira *Max Planck Institute for Molecular Biomedicine, 48149 Muenster, Germany.ORCID http://orcid.org/0000-0002-1472-1250
Jonathan Wells *Department of Molecular Biology and Genetics, Cornell University, Ithaca, New York 14850, USA.ORCID http://orcid.org/0000-0003-3700-020X
Cédric FeschotteDepartment of Molecular Biology and Genetics, Cornell University, Ithaca, New York 14850, USA.ORCID http://orcid.org/0000-0002-8772-6976
Juan M VaquerizasMax Planck Institute for Molecular Biomedicine, 48149 Muenster, Germany.ORCID http://orcid.org/0000-0002-6583-6541
Cornell University · USMax Planck Institute for Molecular Biomedicine · DENIHR Imperial Biomedical Research Centre · GB

Funding

Genomic and Physiological Impact of Transposable Elements.R35GM122550 · NIGMS · CORNELL UNIVERSITY · PI Cedric Feschotte · 2017 to 2026
$4.4M
Medical Research Council MC_UP_1605/10NIGMS NIH HHS R35 GM122550
6 · The paper itself

Abstract

There is considerable interest in understanding the effect of transposable elements (TEs) on embryonic development. Studies in humans and mice are limited by the difficulty of working with mammalian embryos and by the relative scarcity of active TEs in these organisms. The zebrafish is an outstanding model for the study of vertebrate development, and over half of its genome consists of diverse TEs. However, zebrafish TEs remain poorly characterized. Here we describe the demography and genomic distribution of zebrafish TEs and their expression throughout embryogenesis using bulk and single-cell RNA sequencing data. These results reveal a highly dynamic genomic ecosystem comprising nearly 2000 distinct TE families, which vary in copy number by four orders of magnitude and span a wide range of ages. Longer retroelements tend to be retained in intergenic regions, whereas short interspersed nuclear elements (SINEs) and DNA transposons are more frequently found nearby or within genes. Locus-specific mapping of TE expression reveals extensive TE transcription during development. Although two-thirds of TE transcripts are likely driven by nearby gene promoters, we still observe stage- and tissue-specific expression patterns in self-regulated TEs. Long terminal repeat (LTR) retroelements are most transcriptionally active immediately following zygotic genome activation, whereas DNA transposons are enriched among transcripts expressed in later stages of development. Single-cell analysis reveals several endogenous retroviruses expressed in specific somatic cell lineages. Overall, our study provides a valuable resource for using zebrafish as a model to study the impact of TEs on vertebrate development.

Indexed as

DNA Transposable ElementsZebrafishAnimalsEcosystemGenomicsHumansMammalsMiceRetroelementsDNA Transposable ElementsRetroelements

Identifiers

PMID34987056
PMCPMC9341512
OpenAlexW4206262878

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.