Some preliminary findings suggest that omicron particles may appear in the throat before the nasal passages. That's why some are doing saliva-based testing.

The test kit was developed by Jerusalem-based startup Salignostics, based on its proprietary saliva-based hormone detection technology used in the company’s SaliCov rapid antigen saliva test kit to ...

The FDA has issued an expanded Emergency Use Authorization (EUA) for the Rheonix COVID-19™ MDx Assay to include saliva home collection kit.

The New Jersey Department of Health and Vault Medical Services have partnered to offer a free, at-home COVID-19 saliva test kit to every resident with or without symptoms.