| http://www.w3.org/ns/prov#value | - Using polymerase chain reaction (PCR), the team measured the abundance of a potent antibiotic resistance gene known as New Delhi metallo-??-lactamase, or NDM-1, and a gene carried by all bacteria called 16S rRNA. NDM-1 first appeared in 2008 and has already spread to every continent except Antarctica.
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