Evidence map›Paper›PMID 30763308›Full record

ArticlePLoS genetics2019

Epigenetic inheritance of telomere length in wild birds.

Christina Bauch, Jelle J Boonekamp, Peter Korsten, Ellis Mulder, Simon Verhulst

Abstract read
In one paragraph

Article in PLoS genetics, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed.

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  11. Lizards from warm and declining populations are born with extremely short telomeres.Proceedings of the National Academy of Sciences of the United States of America · 2022
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Christina BauchGroningen Institute for Evolutionary Life Sciences, University of Groningen, Groningen, The Netherlands.ORCID 0000-0003-0218-5582
Jelle J BoonekampGroningen Institute for Evolutionary Life Sciences, University of Groningen, Groningen, The Netherlands.
Peter KorstenDepartment of Animal Behaviour, Bielefeld University, Bielefeld, Germany.
Ellis MulderGroningen Institute for Evolutionary Life Sciences, University of Groningen, Groningen, The Netherlands.
Simon VerhulstGroningen Institute for Evolutionary Life Sciences, University of Groningen, Groningen, The Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Telomere length (TL) predicts health and survival across taxa. Variation in TL between individuals is thought to be largely of genetic origin, but telomere inheritance is unusual, because zygotes already express a TL phenotype, the TL of the parental gametes. Offspring TL changes with paternal age in many species including humans, presumably through age-related TL changes in sperm, suggesting an epigenetic inheritance mechanism. However, present evidence is based on cross-sectional analyses, and age at reproduction is confounded with between-father variation in TL. Furthermore, the quantitative importance of epigenetic TL inheritance is unknown. Using longitudinal data of free-living jackdaws Corvus monedula, we show that erythrocyte TL of subsequent offspring decreases with parental age within individual fathers, but not mothers. By cross-fostering eggs, we confirmed the paternal age effect to be independent of paternal age dependent care. Epigenetic inheritance accounted for a minimum of 34% of the variance in offspring TL that was explained by paternal TL. This is a minimum estimate, because it ignores the epigenetic component in paternal TL variation and sperm TL heterogeneity within ejaculates. Our results indicate an important epigenetic component in the heritability of TL with potential consequences for offspring fitness prospects.

Indexed as

AnimalsAnimals, WildBirdsCross-Sectional StudiesEpigenesis, GeneticEpigenomicsFathersFemaleHeredityMalePaternal AgeReproductionSpermatozoaTelomere

Identifiers

PMID30763308
PMCPMC6375570

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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.