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September 29, 2025Open Access

Early-life reproduction predicts male lifespan in turquoise killifish (Nothobranchius furzeri)

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Authors

SCSilvia CattelanDVDario Riccardo Valenzano

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Overview

Research reveals a positive correlation between early-life reproduction and male lifespan in turquoise killifish, suggesting intrinsic quality influences both traits.

Key Points

  • Reproduction outcomes in young males predict longer lifespans, contrary to trade-off theory assumptions.
  • Analysis based on longitudinal data shows early-life reproduction correlates positively with longevity among males.
  • A simulation model indicates intrinsic quality affects both reproduction and lifespan, challenging traditional views on costs.
  • These findings point to individual quality as a significant factor in lifespan and reproductive success in turquoise killifish.

Cite This Study

Cattelan et al. (2025) studied this question.

synapsesocial.com/papers/68da58e0c1728099cfd116f0https://doi.org/10.1101/2025.09.27.678976
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1A lifespan atlas of the killifish testis defines a pronounced mid-age remodeling shift during testicular aging2026 · 1 citations
  2. 2Single housing of juveniles accelerates early-stage growth but extends adult lifespan in African turquoise killifish2024 · 1 citations
  3. 3Interaction Between Age and Individual Heterogeneity Shapes Breeding Probability in a Long‐Lived Marine Ectotherm2025
  4. 4Epigenetic clock and lifespan prediction in the short-lived killifish<i>Nothobranchius furzeri</i>2024
  5. 5Divergent life-history strategies of invasive guppies (Poecilia reticulata) along a water pollution gradient2026