How do COVID-19 test kits work?
If SARS-CoV-2 antigens are present in the sample, they will be captured by the antigen-specific antibodies and then seen as coloured lines on the strip test, indicating a positive test for COVID-19. Positive Test SARS-CoV-2 antigen is found in the patient's sample
Covid 19 RTPCR, SARS- CoV-2