Covid 19 testing kit how to#

Invalid: No coloured lines are present or 1 coloured line in the T section.Ĭan COVID-19 Rapid Antigen Test Kit be used as the sole diagnosis or as a confirmatory test for SARS-CoV-2 infection? Negative: 1 coloured line will be present in the C section. Both in the C (control) and T (test) section. Positive: 2 coloured lines will be present.

Covid 19 testing kit how to#

How to Read Results from a COVID-19 Rapid Antigen Test Kit? If the test line shows a change in colour, it indicates a positive result. The solution is then applied to a test cartridge where any present antigen proteins, such as the nucleocapsid protein (N protein), will migrate and interact with the strip-shaped coating of the test line which has SARS-CoV-2-antigen-specific antibodies. How does COVID-19 Rapid Antigen Test Kits work?Ī sample taken from a nasal or throat swab, nasal secretions, or saliva is placed directly into an extraction buffer which will disrupt the SARS-CoV-2 virus to release its antigen proteins.

Rapid antigen tests are less expensive than PCR testing and will provide results as fast as 15-30 minutes. What is a COVID-19 Rapid Antigen Test Kit?Īccording to the Centers for Disease Control and Prevention (CDC), rapid antigen test kits are immunoassays used to detect the presence of SARS-CoV-2 (virus causing COVID-19) from a nasal swab specimen. Antiseptics, Ointments & Sanitizing Products.

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