IgG antibodies to SARS-CoV-2 in asymptomatic blood donors at two time points in Karachi.
Muhammad HasanBushra MoizShama QaiserKiran Iqbal MasoodZara GhousAreeba HussainNatasha AliJ Pedro SimasMarc VeldhoenPaula AlvesSyed Hani AbidiKulsoom GhiasErum KhanZahra HasanPublished in: PloS one (2022)
Our study provides insights into the seroprevalence of antibodies to COVID-19 in a healthy cohort in Karachi. The differential dynamics of IgG to spike and RBD likely represent both exposure to SARS-CoV-2 and associate with protective immunity in the population.