Mateus V de Castro, Monize V R Silva, Michel S Naslavsky, Marilia O Scliar, Kelly Nunes, Maria Rita Passos-Bueno, Erick C Castelli, Jhosiene Y Magawa, Flávia L Adami, Ana I S Moretti, Vivian L de Oliveira, Silvia B Boscardin, Edecio Cunha-Neto, Jorge Kalil, Emmanuelle Jouanguy, Paul Bastard, Jean-Laurent Casanova, Mauricio Quiñones-Vega, Patricia Sosa-Acosta, Jéssica S de Guedes, Natália P de Almeida, Fábio C S Nogueira, Gilberto B Domont, Keity S Santos, Mayana Zatz
BACKGROUND: Although older adults are at a high risk of severe or critical Covid-19, there are many cases of unvaccinated centenarians who had a silent infection or recovered from mild or moderate Covid-19. We studied three Brazilian supercentenarians, older than 110 years, who survived Covid-19 in 2020 before being vaccinated. RESULTS: Despite their advanced age, humoral immune response analysis showed that these individuals displayed robust levels of IgG and neutralizing antibodies (NAbs) against SARS-CoV-2...
November 16, 2022: Immunity & Ageing: I & A