Natural Immunity

Angie Szumlinski Studies

According to a study published in the Journal of Infectious Disease, naturally acquired SARS-CoV-2 immunity persists for up to 11 months following infection. The study was a prospective, longitudinal analysis of COVID-19 convalescent plasma (CCP) donors at multiple time points over an 11-month period in order to determine how circulating antibody levels change over time following natural infection. 228 donors …

Antibodies and Reinfection

Angie Szumlinski News

Most individuals who are infected with SARS-CoV-2 develop antibodies against the spike and nucleocapsid proteins of the virus 1-2 weeks after symptom onset. A study published in the Lancet Healthy Longevity, presents estimates of reinfection in staff and residents from 100 long-term care facilities in England who were tested for SARS-CoV-2 antibodies at study entry and then tested regularly for …