Covid, here is the new technique that finds the virus in swabs

Analyzing the swabs to find the Sars-CoV2 virus, until now has not always given certain results: false negativity or dubious positivity have undermined the path of biologists intent on processing thousands of samples. A team of Italian researchers has moved in this direction, and has found the solution: a new, sensitive and rapid technique to identify Covid-19 in nasopharyngeal and salivary swabs.