Longevity News

Ability to Resist Mutational Damage in Fibroblast Cells Correlates with Species Life Span

Source: Fight Aging! • Published: 18 Jun 2026, 10:22

Ability to Resist Mutational Damage in Fibroblast Cells Correlates with Species Life Span

Examination of a comparative cellular study testing whether fibroblast mutation resistance across mammals relates to species-specific lifespan.

Key Takeaways
  • Primary fibroblasts from ten mammalian species were exposed to low-dose ENU
  • Excess single nucleotide variants were quantified using single-molecule sequencing
  • Modest inverse correlation was found between ΔSNV burden and maximum lifespan
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