They nose what they’re doing: dogs to help pick up pace of Covid ...

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They nose what they’re doing: dogs to help pick up pace of Covid queues

Super-sniffer canines could greatly shorten testing lines at airports, says UK study

Corinne Gretler

Covid-sniffing dogs could be used to detect the coronavirus at ports of entry, potentially reducing long waits at testing lines and strengthening efforts to contain transmission, according to a UK study.

Two dogs could accurately scan 300 plane passengers in about half an hour as part of a rapid screening strategy, scientists from the London School of Hygiene and Tropical Medicine said in research published on Monday. Then only the people selected by the dogs would need to undergo a PCR test.

There’s growing evidence that dogs can identify Covid patients in much the same way they sniff out bombs, drugs or other diseases. Pathogens produce unique volatile organic compounds released by ailing cells. These signature smells could be used to fight outbreaks earlier on in the future, the researchers wrote, arguing the approach is fast, cheap and non-invasive...

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