Antinucleocapsid (anti-N) immunoglobulin G antibody responses were lower in plasma and oral fluid after severe acute respiratory syndrome coronavirus 2 infection in vaccinated patients compared with patients infected before vaccination or infected without vaccination. This raises questions about the long-term use of anti-N antibodies as a marker for natural infection for surveillance.
No takes yet. Share an insight, caveat, or question.
Dhakal et al. (2022) studied this question.
Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context: