• USA Today, Wednesday, January 6, 2021 10:43 PM

Amazon is now selling COVID-19 tests for customers to use at home. The $110 DxTerity COVID-19 Saliva at-Home Collection Kit detects the presence of the virus. DxTerity's molecular-based PCR test received approval from the Food and Drug Administration last month. The test differs from the quicker and less expensive antigen tests, which use a nasal swab or throat swab to detect the virus.  Test takers must spit into a tube provided by the kit. The saliva sample is then inserted into a plastic bag and packed back into the box for shipment to one of DxTerity's laboratories.

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