Anti-SARS-CoV-2 Antibody Levels Associated With COVID-19 Protection in Outpatients Tested for SARS-CoV-2, US Flu Vaccine Effectiveness Network, October 2021-June 2022.
Kelsey M SumnerRuchi YadavEmma K NobleRyan SandfordDevyani JoshiSarah C RobinsonKaren J WernliEmily T MartinManjusha GaglaniRichard K ZimmermanH Keipp TalbotCarlos G GrijalvaEdward A BelongiaJessie R ChungEric RogierMelissa M CoughlinBrendan FlanneryPublished in: The Journal of infectious diseases (2024)
During acute illness, antibody concentrations against ancestral spike RBD were associated with protection against COVID-19.