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Researchers find antibiotic resistance in ancient DNA

from The New York Times

An analysis of 30,000-year-old bacteria whose DNA has been recovered from the Yukon permafrost shows that they were able to resist antibiotics. Antibiotics, before they became used as drugs, were natural products. The new finding is the first direct evidence that antibiotic resistance is a widespread natural phenomenon that preceded the modern medical use of antibiotics. more


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