Evidence map›Paper›PMID 27997046›Full record

ReviewMolecular ecology2017

The on-again, off-again relationship between mitochondrial genomes and species boundaries.

Daniel B Sloan, Justin C Havird, Joel Sharbrough

Abstract readReview
In one paragraph

Review in Molecular ecology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 123 papers.

0numbers the graph read from it
0cells of the map it votes in
123citing 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

123 citing papers in PubMed.

  1. Article
  2. Article
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  4. Review
  5. Article
  6. Evolution of genome-wide barriers to gene flow during complex speciation in rattlesnakes.Proceedings of the National Academy of Sciences of the United States of America · 2026
    Article
  7. Sensitivity of genome-wide tests for mitonuclear genetic incompatibilities.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2026
    Article
  8. Article
  9. Article
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  12. Article
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  15. Review
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  17. Article
  18. The cytonuclear interactions during grapevine domestication.Journal of integrative plant biology · 2025
    Article
  19. Article
  20. Article

63 more citing papers are in PubMed but not listed here.

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

3 authors.

Daniel B SloanDepartment of Biology, Colorado State University, Fort Collins, CO, 80523, USA.
Justin C HavirdDepartment of Biology, Colorado State University, Fort Collins, CO, 80523, USA.
Joel SharbroughDepartment of Biology, Colorado State University, Fort Collins, CO, 80523, USA.

Funding

Supplement request for 1F32GM116361-01F32GM116361 · NIGMS · COLORADO STATE UNIVERSITY · PI HAVIRD, JUSTIN C · 2015 to 2017
$168k
NIGMS NIH HHS F32 GM116361
6 · The paper itself

Abstract

The study of reproductive isolation and species barriers frequently focuses on mitochondrial genomes and has produced two alternative and almost diametrically opposed narratives. On one hand, mtDNA may be at the forefront of speciation events, with co-evolved mitonuclear interactions responsible for some of the earliest genetic incompatibilities arising among isolated populations. On the other hand, there are numerous cases of introgression of mtDNA across species boundaries even when nuclear gene flow is restricted. We argue that these seemingly contradictory patterns can result from a single underlying cause. Specifically, the accumulation of deleterious mutations in mtDNA creates a problem with two alternative evolutionary solutions. In some cases, compensatory or epistatic changes in the nuclear genome may ameliorate the effects of mitochondrial mutations, thereby establishing coadapted mitonuclear genotypes within populations and forming the basis of reproductive incompatibilities between populations. Alternatively, populations with high mitochondrial mutation loads may be rescued by replacement with a more fit, foreign mitochondrial haplotype. Coupled with many nonadaptive mechanisms of introgression that can preferentially affect cytoplasmic genomes, this form of adaptive introgression may contribute to the widespread discordance between mitochondrial and nuclear genealogies. Here, we review recent advances related to mitochondrial introgression and mitonuclear incompatibilities, including the potential for cointrogression of mtDNA and interacting nuclear genes. We also address an emerging controversy over the classic assumption that selection on mitochondrial genomes is inefficient and discuss the mechanisms that lead lineages down alternative evolutionary paths in response to mitochondrial mutation accumulation.

Indexed as

Genetic SpeciationGenome, MitochondrialAdaptation, BiologicalAnimalsCell NucleusDNA, MitochondrialHaplotypesLinkage DisequilibriumModels, GeneticMutationPlantsReproductive IsolationSelection, GeneticDNA, Mitochondrialco-evolutioncytonuclear interactionsintrogressive hybridizationmitochondrial introgressionmutation accumulationreproductive isolation

Identifiers

PMID27997046
PMCPMC6534505

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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.