Evidence map›Paper›PMID 15911581›Full record

ArticleGenetics2005

Germline bottlenecks, biparental inheritance and selection on mitochondrial variants: a two-level selection model.

Denis Roze, François Rousset, Yannis Michalakis

Abstract read
In one paragraph

Article in Genetics, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
–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

23 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. A Beginner's Guide for Using Bone in Marine Mammal Research.Integrative and comparative biology · 2026
    Guideline
  2. Coevolution of Codependent Hosts and Symbionts.bioRxiv : the preprint server for biology · 2026
    Article
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  16. Why are most organelle genomes transmitted maternally?BioEssays : news and reviews in molecular, cellular and developmental biology · 2015
    Review
  17. Article
  18. Article
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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

3 authors.

Denis RozeSchool of Biological Sciences, University of Edinburgh, Edinburgh EH9 3JT, United Kingdom. denis.roze@ed.ac.uk
François Rousset
Yannis Michalakis

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Selection on mitochondrial mutations potentially occurs at different levels: at the mitochondria, cell, and organism levels. Several factors affect the strength of selection at these different levels; in particular, mitochondrial bottlenecks during germline development and reduced paternal transmission decrease the genetic variance within cells, while they increase the variance between cells and between organisms, thus decreasing the strength of selection within cells and increasing the strength of selection between cells and organisms. However, bottlenecks and paternal transmission also affect the effective mitochondrial population size, thus affecting genetic drift. In this article, we use a simple model of a unicellular life cycle to investigate the effects of bottlenecks and paternal transmission on the probability of fixation of mitochondrial mutants and their frequency at mutation-selection equilibrium. We find that bottlenecks and reduced paternal transmission decrease the mean frequency of alleles with sm>sc (approximately), where sm and sc are the strengths of selection for an allele within and between cells, respectively, and increase the frequency of alleles with sm<sc. Effects on fixation probabilities are different; for example, bottlenecks reduce the fixation probability of mutants with sm>0 (unless sm is very small relative to sc) and increase the fixation probability of mutants with sm<0.

Indexed as

Genetics, PopulationGenetic VariationModels, GeneticSelection, GeneticDNA, MitochondrialGene FrequencyGerm CellsInheritance PatternsDNA, Mitochondrial

Identifiers

PMID15911581
PMCPMC1451199

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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.