Persistence of SARS-CoV-2-Specific IgG in Children 6 Months After Infection, Australia

• Published in: Emerging infectious diseases Vol. 27; no. 8; pp. 2233 - 2235
• Main Authors: Toh, Zheng Quan, Higgins, Rachel A, Do, Lien Anh Ha, Rautenbacher, Karin, Mordant, Francesca L, Subbarao, Kanta, Dohle, Kate, Nguyen, Jill, Steer, Andrew C, Tosif, Shidan, Crawford, Nigel W, Mulholland, Kim, Licciardi, Paul V
• Format: Journal Article
• Language: English
• Published: United States U.S. National Center for Infectious Diseases 01.08.2021; Centers for Disease Control and Prevention
• Subjects: acute respiratory infections; Age; Antibodies; Antigens; Asymptomatic; children; Children & youth; Coronaviruses; COVID-19; Epidemiology; Funding; Health aspects; Hospitals; humoral immune responses; IgG; Immune response; Immunoglobulin G; Infections; Influenza; Medical research; Pediatric research; persistence; Persistence of SARS-CoV-2–Specific IgG in Children 6 Months After Infection, Australia; Research centers; Research Letter; SARS-CoV-2; Severe acute respiratory syndrome coronavirus 2; Surveillance; Australia; United Kingdom > UK; Victoria Australia; viruses; IgG; zoonoses; coronaviruses; respiratory infections; COVID-19; SARS-CoV-2; children; severe acute respiratory syndrome coronavirus 2; humoral immune responses; persistence; 2019 novel coronavirus disease; antibodies; coronavirus disease; Australia; acute respiratory infections
• ISSN: 1080-6040; 1080-6059
• DOI: 10.3201/eid2708.210965

The duration of the humoral immune response in children infected with severe acute respiratory syndrome coronavirus 2 is unknown. We detected specific IgG 6 months after infection in children who were asymptomatic or had mild symptoms of coronavirus disease. These findings will inform vaccination strategies and other prevention measures.