COVID-19 saliva testing kits that include a novel preservative can also be used to measure microscopic organisms in the mouth, a Rutgers study found. This enables study of the relationship between mouth and lung microbes and the SARS-CoV-2 virus that may allow for the development of new treatments. The study, published in the journal NPJ Biofilms and Microbiomes, is the first to test the accuracy of these saliva-based, at-home COVID test kits in measuring the oral microbiome, the bacteria found in animals and humans. To read the full story.