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Technology

E-nose to sniff out hospital superbugs

By Paul Marks

21 September 2005

AN ELECTRONIC nose that sniffs out infections could help hospitals tackle outbreaks of the antibiotic-resistant superbug MRSA.

Culture tests routinely used to identify MRSA (methicillin-resistant Staphylococcus aureus) take two or three days to complete. This hampers attempts to manage outbreaks as infected patients remain untreated and at risk of infecting others.

DNA-based tests are being trialled that promise to reduce test times to 2 hours, but now UK-based researchers have come up with a test using an electronic sniffer that could cut the time further, to just 15 minutes. Writing in the journal Sensors and Actuators B (vol 109,…

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