The other is a Vancomycin-resistant strain, which is considered even more dangerous.

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Earlier this year, the American Society for Microbiology published the genome of vancomycin-resistant S. aureus (VRSA) in an effort to understand and thwart the mechanisms that enable the bacteria to develop total resistance.

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If it turns out to be a non-resistant strain, you can then switch to the cheaper vancomycin.

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