The 'dog test' is likely a long way off from practical applications.
Dogs can sniff out SARS-CoV-2 in urine samples with 96% accuracy, according to a proof-of-concept study.
No more swabs being jammed up your nose? Not quite, as the "dog test" is a long way off from practical applications. That's because the dogs could only distinguish between positive and negative results in samples that they had trained with; they failed to detect SARS-CoV-2 when presented with completely new samples.
https://www.foxnews.com/health/train...us-in-your-pee
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