Evidence map›Paper›PMID 38771124›Full record

ArticleGenome biology and evolution2024

Does Effective Population Size Govern Evolutionary Differences in Telomere Length?

Lyda M Brown, Mia C Elbon, Ajay Bharadwaj, Gargi Damle, Joseph Lachance

Abstract read
In one paragraph

Article in Genome biology and evolution, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
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

5 authors.

Lyda M BrownSchool of Biological Sciences, Georgia Institute of Technology, Atlanta, GA, USA.ORCID 0000-0002-6793-9851
Mia C ElbonSchool of Biological Sciences, Georgia Institute of Technology, Atlanta, GA, USA.
Ajay BharadwajSchool of Biological Sciences, Georgia Institute of Technology, Atlanta, GA, USA.
Gargi DamleSchool of Biological Sciences, Georgia Institute of Technology, Atlanta, GA, USA.
Joseph LachanceSchool of Biological Sciences, Georgia Institute of Technology, Atlanta, GA, USA.ORCID 0000-0002-4650-3741

Funding

Evolution of genetic disease risks over time and spaceR35GM133727 · NIGMS · GEORGIA INSTITUTE OF TECHNOLOGY · PI LACHANCE, JOSEPH L. · 2019 to 2023
$1.9M
NIGMS NIH HHS R35 GM133727
6 · The paper itself

Abstract

Lengths of telomeres vary by an order of magnitude across mammalian species. Similarly, age- and sex-standardized telomere lengths differ by up to 1 kb (14%) across human populations. How to explain these differences? Telomeres play a central role in senescence and aging, and genes that affect telomere length are likely under weak selection (i.e. telomere length is a trait that is subject to nearly neutral evolution). Importantly, natural selection is more effective in large populations than in small populations. Here, we propose that observed differences in telomere length across species and populations are largely due to differences in effective population sizes. In this perspective, we present preliminary evolutionary genetic evidence supporting this hypothesis and highlight the need for more data.

Indexed as

Population DensitySelection, GeneticTelomereAgingAnimalsBiological EvolutionEvolution, MolecularHumansTelomere Homeostasiscomparative genomicseffective population sizegenetic driftnatural selectionsenescencetelomere length

Identifiers

PMID38771124
PMCPMC11140418

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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.