Andrillene Laure Deutou Wondeu, Mahamat Fayiz Abakar, Federica Frasca, Aleyo Zita Nodjikouambaye, Fatima Abdelrazakh, Nathan Naibei, Guy Rodrigue Takoudjou Dzomo, Djallaye Djimtoibaye, Joseph Mad-Toingue, Carolina Scagnolari, Guido Antonelli, Giulia Linardos, Cristina Russo, Carlo Federico Perno, Fissou Henry Yandai, Sabrina Atturo, John Hiscott, Vittorio Colizzi, Giulia Cappelli, Nambatibe Ngueadoum, Alsadick Haroun, Ouchemi Choua, Ali Mahamat Moussa
INTRODUCTION: Neutralizing antibodies (NAbs) are an important specific defence against viral infections, as these antibodies bind to specific receptor(s) and block the viral entry. NAbs assessments are therefore useful in determining individual or herd immunity to SARS-CoV-2. This study aims to deepen the investigation by assessing the positivity rate of neutralizing anti-spike antibodies to understand the real protection of the studied population against SARS-CoV-2. METHODS: This study involved 260 plasma samples from a larger cohort of 2,700 asymptomatic volunteer donors, enrolled between August and October 2021 in health facilities of N'Djamena...
January 2024: Immunity, Inflammation and Disease