Evidence map›Paper›PMID 31974502›Full record

ArticleScientific reports2020

Unorthodox features in two venerid bivalves with doubly uniparental inheritance of mitochondria.

Charlotte Capt, Karim Bouvet, Davide Guerra, Brent M Robicheau, Donald T Stewart, Eric Pante, Sophie Breton

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
4.3field-weighted citation impact, top 6% 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

22 citing papers in PubMed, 39 citations in OpenAlex.

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  16. Did doubly uniparental inheritance (DUI) of mtDNA originate as a cytoplasmic male sterility (CMS) system?BioEssays : news and reviews in molecular, cellular and developmental biology · 2022
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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 at 4 institutions in 2 countries.

Charlotte CaptDepartment of Biological Sciences, Université de Montréal, Montréal, QC, Canada. capt.charlotte@gmail.com.
Karim BouvetDepartment of Biological Sciences, Université de Montréal, Montréal, QC, Canada.
Davide GuerraDepartment of Biological Sciences, Université de Montréal, Montréal, QC, Canada.
Brent M RobicheauDepartment of Biology, Dalhousie University, Halifax, NS, Canada.
Donald T StewartDepartment of Biology, Acadia University, Wolfville, NS, B4P 2R6, Canada.
Eric PanteLittoral, Environnement et Sociétés (LIENSs), UMR 7266 CNRS-La Rochelle Université, 2 rue Olympe de Gouges, 17000, La Rochelle, France.
Sophie BretonDepartment of Biological Sciences, Université de Montréal, Montréal, QC, Canada. s.breton@umontreal.ca.
Université de Montréal · CAAcadia University · CADalhousie University · CALa Rochelle Université · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In animals, strictly maternal inheritance (SMI) of mitochondria is the rule, but one exception (doubly uniparental inheritance or DUI), marked by the transmission of sex-specific mitogenomes, has been reported in bivalves. Associated with DUI is a frequent modification of the mitochondrial cox2 gene, as well as additional sex-specific mitochondrial genes not involved in oxidative phosphorylation. With the exception of freshwater mussels (for 3 families of the order Unionida), these DUI-associated features have only been shown in few species [within Mytilidae (order Mytilida) and Veneridae (order Venerida)] because of the few complete sex-specific mitogenomes published for these orders. Here, we present the complete sex-specific mtDNAs of two recently-discovered DUI species in two families of the order Venerida, Scrobicularia plana (Semelidae) and Limecola balthica (Tellinidae). These species display the largest differences in genome size between sex-specific mitotypes in DUI species (>10 kb), as well as the highest mtDNA divergences (sometimes reaching >50%). An important in-frame insertion (>3.5 kb) in the male cox2 gene is partly responsible for the differences in genome size. The S. plana cox2 gene is the largest reported so far in the Kingdom Animalia. The mitogenomes may be carrying sex-specific genes, indicating that general mitochondrial features are shared among DUI species.

Indexed as

AnimalsBivalviaDNA, MitochondrialFemaleGenomeGenome, MitochondrialInheritance PatternsMaleMitochondriaMytilidaePhylogenySpecies SpecificityDNA, Mitochondrial

Identifiers

PMID31974502
PMCPMC6978325
OpenAlexW3001418617

What OpenQuestion holds

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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.