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Diet and longevity in the balance

Dietary restriction promotes longevity but impairs fecundity in many organisms. When the amino acids in a diet are fine-tuned, however, lifespan can be increased without loss of fecundity — at least in fruitflies.

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Figure 1: Signalling pathways possibly influenced by dietary amino acids in Drosophila.


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Flatt, T. Diet and longevity in the balance. Nature 462, 989–990 (2009).

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