We quantify antibody and memory B-cell responses to severe acute respiratory syndrome coronavirus 2 at 6 and 12 months postinfection among 7 unvaccinated US coronavirus disease 2019 cases. All had detectable S-specific memory B cells and immunoglobulin G at both time points, with geometric mean titers of 117.2 BAU/mL and 84.0 BAU/mL at 6 and 12 months, respectively.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8755399PMC
http://dx.doi.org/10.1093/ofid/ofab664DOI Listing

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