The lifespan of some organisms can be extended by mutations that alter how DNA is packaged in their cells. A study reveals that this effect can last for generations, even in descendants that are genetically normal. See Article p.365
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Mango, S. Generations of longevity. Nature 479, 302–303 (2011). https://doi.org/10.1038/479302a
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DOI: https://doi.org/10.1038/479302a
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