For years, the search for an anti-aging elixir has focused on an ingredient found in red wine, resveratrol. But even as studies have cast doubt on its ability to extend lifespan, evidence has quietly mounted that an antibiotic produced by soil bacteria found on Easter Island has profound effects on longevity. Now, local researchers are working to untangle how that drug — called rapamycin — really works and determine whether it could be harnessed to improve human health.
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