Evidence map›Paper›PMID 31784533›Full record

ArticleNature communications2019

Programmed DNA elimination of germline development genes in songbirds.

Cormac M Kinsella, Francisco J Ruiz-Ruano, Anne-Marie Dion-Côté, Alexander J Charles, Toni I Gossmann, Josefa Cabrero, Dennis Kappei, Nicola Hemmings, Mirre J P Simons, Juan Pedro M Camacho and 2 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed
17.2field-weighted citation impact, top 1% of its field
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

58 citing papers in PubMed, 101 citations in OpenAlex.

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  12. The complete genome of a songbird.bioRxiv : the preprint server for biology · 2025
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  16. Biparental inheritance of germline-specific chromosomes in the sea lamprey and their roles in oocytes.Proceedings of the National Academy of Sciences of the United States of America · 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

12 authors at 6 institutions in 8 countries.

Cormac M KinsellaDepartment of Ecology and Genetics - Evolutionary Biology, Evolutionary Biology Centre (EBC), Science for Life Laboratory, Uppsala University, SE-752 36, Uppsala, Sweden.ORCID http://orcid.org/0000-0001-9865-4608
Francisco J Ruiz-RuanoDepartment of Ecology and Genetics - Evolutionary Biology, Evolutionary Biology Centre (EBC), Science for Life Laboratory, Uppsala University, SE-752 36, Uppsala, Sweden. fjruizruano@ugr.es.ORCID http://orcid.org/0000-0002-5391-301X
Anne-Marie Dion-CôtéDepartment of Ecology and Genetics - Evolutionary Biology, Evolutionary Biology Centre (EBC), Science for Life Laboratory, Uppsala University, SE-752 36, Uppsala, Sweden.
Alexander J CharlesDepartment of Animal and Plant Sciences, University of Sheffield, S10 2TN, Sheffield, UK.ORCID http://orcid.org/0000-0003-3965-1559
Toni I GossmannDepartment of Animal and Plant Sciences, University of Sheffield, S10 2TN, Sheffield, UK.ORCID http://orcid.org/0000-0001-6609-4116
Josefa CabreroDepartment of Genetics, University of Granada, E-18071, Granada, Spain.
Dennis KappeiCancer Science Institute of Singapore, National University of Singapore, 117599, Singapore, Singapore.ORCID http://orcid.org/0000-0002-3582-2253
Nicola HemmingsDepartment of Animal and Plant Sciences, University of Sheffield, S10 2TN, Sheffield, UK.
Mirre J P SimonsDepartment of Animal and Plant Sciences, University of Sheffield, S10 2TN, Sheffield, UK.
Juan Pedro M CamachoDepartment of Genetics, University of Granada, E-18071, Granada, Spain.ORCID http://orcid.org/0000-0002-2507-9814
Wolfgang ForstmeierMax Planck Institute for Ornithology, D-82319, Seewiesen, Germany.ORCID http://orcid.org/0000-0002-5984-8925
Alexander SuhDepartment of Ecology and Genetics - Evolutionary Biology, Evolutionary Biology Centre (EBC), Science for Life Laboratory, Uppsala University, SE-752 36, Uppsala, Sweden. alexander.suh@ebc.uu.se.ORCID http://orcid.org/0000-0002-8979-9992
Uppsala University · SEUniversity of Sheffield · GBUniversidad de Granada · ESBielefeld University · DEMax Planck Institute for Ornithology · DENational University of Singapore · SG

Funding

Wellcome Trust
6 · The paper itself

Abstract

In some eukaryotes, germline and somatic genomes differ dramatically in their composition. Here we characterise a major germline-soma dissimilarity caused by a germline-restricted chromosome (GRC) in songbirds. We show that the zebra finch GRC contains >115 genes paralogous to single-copy genes on 18 autosomes and the Z chromosome, and is enriched in genes involved in female gonad development. Many genes are likely functional, evidenced by expression in testes and ovaries at the RNA and protein level. Using comparative genomics, we show that genes have been added to the GRC over millions of years of evolution, with embryonic development genes bicc1 and trim71 dating to the ancestor of songbirds and dozens of other genes added very recently. The somatic elimination of this evolutionarily dynamic chromosome in songbirds implies a unique mechanism to minimise genetic conflict between germline and soma, relevant to antagonistic pleiotropy, an evolutionary process underlying ageing and sexual traits.

Indexed as

AnimalsChromosomesDNAEvolution, MolecularFemaleFinchesGenes, DevelopmentalGenomeGenomicsGerm CellsGonadsLiverMaleMuscle, SkeletalSex ChromosomesSongbirdsDNA

Identifiers

PMID31784533
PMCPMC6884545
OpenAlexW2991383315

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.