ArticleEcology and evolution2019
The environmental and genetic determinants of chick telomere length in Tree Swallows (
Article in Ecology and evolution, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 2 of them syntheses that pooled it.
What it found
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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.
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Who cites it
8 citing papers in PubMed, 2 syntheses or guidelines pooled it.
- Parental Age Effects on Offspring Telomere Length Across Vertebrates: A Meta-Analysis.Molecular ecology · 2026Pooled it
- Pooled it
- Environmental and Genetic Determinants of Early-Life Telomere Length in Tree Swallows.Molecular ecology · 2026Article
- Assortative breeding experiment in a songbird suggests telomere length is determined during early life rather than at conception.Scientific reports · 2025Article
- Heritability and age-dependent changes in genetic variation of telomere length in a wild house sparrow population.Evolution letters · 2025Article
- Among-population variation in telomere regulatory proteins and their potential role as hidden drivers of intraspecific variation in life history.The Journal of animal ecology · 2025Article
- Longitudinal evidence that older parents produce offspring with longer telomeres in a wild social bird.Biology letters · 2021Article
- The environmental and genetic determinants of chick telomere length in Tree Swallows (Ecology and evolution · 2019Article
Corrections and comments
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Authors and funding
5 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Conditions during early life can have dramatic effects on adult characteristics and fitness. However, we still know little about the mechanisms that mediate these relationships. Telomere shortening is one possibility. Telomeres are long sequences of DNA that protect the ends of chromosomes. They shorten naturally throughout an individual's life, and individuals with short telomeres tend to have poorer health and reduced survival. Given this connection between telomere length (TL) and fitness, natural selection should favor individuals that are able to retain longer telomeres for a greater portion of their lives. However, the ability of natural selection to act on TL depends on the extent to which genetic and environmental factors influence TL. In this study, we experimentally enlarged broods of Tree Swallows (
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