Evidence map›Paper›PMID 39606270›Full record

ArticleFrontiers in ecology and evolution2023

Natural selection versus neutral mutation in the evolution of subterranean life: A false dichotomy?

David C Culver, Johanna E Kowalko, Tanja Pipan

Abstract read
In one paragraph

Article in Frontiers in ecology and evolution, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Loss, persistence and reversal of phenotypic traits.Biological reviews of the Cambridge Philosophical Society · 2026
    Review
  2. Article
  3. Genetic bias in repeated evolution of pigment loss in cave populations of the Asellus aquaticus species complex.Journal of experimental zoology. Part B, Molecular and developmental evolution · 2024
    Article
  4. Review
  5. Review
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.

David C CulverDepartment of Environmental Science, American University, Washington, DC, United States.
Johanna E KowalkoDepartment of Biological Sciences, Lehigh University, Bethlehem, PA, United States.
Tanja PipanKarst Research Institute at Research Centre of the Slovenian Academy of Sciences and Arts, Postojna, Slovenia.

Funding

Evolutionary approaches to identify genetic architecture regulating aggressionR35GM138345 · NIGMS · LEHIGH UNIVERSITY · PI KOWALKO, JOHANNA E. · 2020 to 2024
$2.0M
The relationship between eye morphogenesis and brain developmentR15HD099022 · NICHD · LEHIGH UNIVERSITY · PI KOWALKO, JOHANNA E. · 2020 to 2020
$463k
A Screen for Identifying Insomnia Genes.R21NS122166 · NINDS · TEXAS A&M UNIVERSITY · PI KEENE, ALEX C, KOWALKO, JOHANNA E. · 2021 to 2021
$409k
NICHD NIH HHS R15 HD099022NIGMS NIH HHS R35 GM138345NINDS NIH HHS R21 NS122166
6 · The paper itself

Abstract

Throughout the evolutionary tree, there are gains and losses of morphological features, physiological processes, and behavioral patterns. Losses are perhaps nowhere so prominent as for subterranean organisms, which typically show reductions or losses of eyes and pigment. These losses seem easy to explain without recourse to natural selection. Its most modern form is the accumulation of selectively neutral, structurally reducing mutations. Selectionist explanations include direct selection, often involving metabolic efficiency in resource poor subterranean environments, and pleiotropy, where genes affecting eyes and pigment have other effects, such as increasing extra-optic sensory structures. This dichotomy echoes the debate in evolutionary biology in general about the sufficiency of natural selection as an explanation of evolution, e.g., Kimura's neutral mutation theory. Tests of the two hypotheses have largely been one-sided, with data supporting that one or the other processes is occurring. While these tests have utilized a variety of subterranean organisms, the Mexican cavefish,

Indexed as

adaptationAstyanaxnatural selectionneutral mutationtroglomorphy

Identifiers

PMID39606270
PMCPMC11601988

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.