A new breed of fast, cheap, and, in most cases, accurate new COVID-19 tests could remake the fraught debate over virus outbreaks at school this fall. Using subjects’ saliva instead of invasive nasal ...

Chemists at the Ural Federal University have created a sensor for determining the human saliva pH. This is a fluorophore with strong and stable emission, which picks up the smallest fluctuations in ...

CSU has collected about 1,000 saliva samples to be tested since Friday, Zabel said, and five of those produced positive results. The follow-up Biodesix results from the five people those samples came ...