Key points from article :
New study shows caloric restriction in lemurs extended lifespan up to 50%.
Grey mouse lemur is a small primate with a lifespan of around 12 years.
Fed 30% fewer calories from early adulthood lifespan up by almost 50%.
Brain imaging showed a slight loss of grey matter (neuronal cell bodies).
However, cognitive and behavioral performances were not modulated.
The study was published in the Nature journal.
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