Are anti-SARS-CoV-2 S/N IgG/IgM antibodies always predictive of previous SARS-CoV-2 infection?

Gian Luca SalvagnoBrandon M HenryLaura PighiSimone De NittoGian Luca Salvagno

Published in: Advances in laboratory medicine (2023)

Although anti-SARS-CoV-2 S/N IgG antibodies provide helpful information for identifying previous SARS-CoV-2 infections, a lower cutoff than that of sample reactivity should be used. Anti-SARS-CoV-2 S/N IgM antibodies using conventional cutoffs seem useless for this purpose.

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sars cov
respiratory syndrome coronavirus
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