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The Double-Edged Sword of SARS-CoV-2 Antibody Testing


May 12, 2020 The presence of SARS-CoV-2 antibodies in the blood indicates a previous COVID-19 infection. It may take up to 14 days after the onset of symptoms for IgG antibodies to be developed within the body. However, 91% of individuals infected with SARS-CoV-2 virus develop such antibodies between 8 to 13 days after the onset of symptoms. Approximately 40% of individuals infected with COVID-19 will never exhibit symptoms, but will most likely have a…
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