AN ANTIBIOTIC called clovibactin is highly effective against "superbugs" such as MRSA in lab tests, and kills bacteria in an unusual way that means it will be difficult for resistance to evolve. Clovibactin was discovered in a rare bacterium isolated from sandy soil in North Carolina. Markus Weingarth at Utrecht University in the Netherlands and his colleagues have been studying how it works, with promising results. "The activity is even better than for the gold standard, vancomycin," says Weingarth.
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