Testing for Covid-19: PCR and Rapid Antigen tests –
2021-6-28 · The Rapid Antigen Test look for specific proteins on the surface of the virus. These proteins are called antigens, used in some vaccines and also recognized by our immune system to launch the defense against the virus. Unlike the PCR test, the antigens are not multiplied to sufficient levels for the test to detect the virus by the Rapid Tests.
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