Felicity Aiano, Georgina Ireland, Frances Baawuah, Joanne Beckmann, Ifeanyichukwu O Okike, Shazaad Ahmad, Joanna Garstang, Andrew J Brent, Bernadette Brent, Ray Borrow, Ezra Linley, Sammy Ho, Christine Carr, Maria Zambon, John Poh, Lenesha Warrener, Gayatri Amirthalingam, Kevin E Brown, Mary E Ramsay, Katja Hoschler, Shamez N Ladhani
BACKGROUND: Antibodies are a measure of immunity after primary infection, which may help protect against further SARS-CoV-2 infections. They may also provide some cross-protection against SARS-CoV-2 variants. There are limited data on antibody persistence and, especially, cross-reactivity against different SARS-CoV-2 variants after primary infection in children. METHODS: We initiated enhanced surveillance in 18 secondary schools to monitor SARS-CoV-2 infection and transmission in September 2020...
March 1, 2023: Pediatric Infectious Disease Journal