Serologic Responses in Healthy Adult with SARS-CoV-2 Reinfection, Hong Kong, August 2020
Paul K.S. Chan, Grace Lui, Asmaa Hachim, Ronald LW Ko, Siaw Shi Boon, Timothy Li, Niloufar Kavian, Fion Luk, Zigui Chen, Emily M. Yau, Kin Ho Chan, Chi-hang Tsang, Samuel M. S. Cheng, Daniel K. W. Chu, Ranawaka A. P. M. Perera, Wendy C. S. Ho, Apple C. M. Yeung, Chit Kwong Chow, Leo L. M. Poon, Sophie A. Valkenburg, David S.C. Hui, Malik Peiris
Abstract
In March 2020, mild signs and symptoms of coronavirus disease developed in a healthy 33-year-old man in Hong Kong. His first infection did not produce virus neutralizing antibodies. In August, he had asymptomatic reinfection, suggesting that persons without a robust neutralizing antibody response might be at risk for reinfection.
Topics & Concepts
AsymptomaticSerologyVirologyMedicineSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)AntibodyCoronavirus disease 2019 (COVID-19)Neutralizing antibodyImmunology2019-20 coronavirus outbreakCoronavirusAntibody responseDiseaseInfectious disease (medical specialty)Internal medicineOutbreakSARS-CoV-2 and COVID-19 ResearchCOVID-19 Clinical Research StudiesCOVID-19 epidemiological studies