Background The emergence of coronavirus disease 2019 (COVID-19) is a major healthcare
threat. The current method of detection involves a quantitative polymerase chain reaction …

Background Antibody testing has recently emerged as an option to assist with determining
exposure to SARS-CoV-2, the causative agent of COVID-19. Elucidation of the kinetics and …

Background The coronavirus disease 2019 (COVID-19), caused by infection with the severe
acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has been rapidly spreading …

Background The novel coronavirus SARS-CoV-2 is a newly emerging virus. The antibody
response in infected patients remains largely unknown, and the clinical value of antibody …

Background Knowledge of the COVID-19 epidemic extent and the level of herd immunity is
urgently needed to help manage this pandemic. Methods We used a panel of 167 samples …

Abstract Corona Virus Disease 2019 (COVID-19) has spread rapidly to more than 215
countries, with over 11.91 million reported cases and more than 540,000 deaths. Rapid …

Background We aim to investigate the profile of acute antibody response in COVID-19
patients, and provide proposals for the usage of antibody test in clinical practice. Methods A …

Objective To investigate the diagnostic value of serological testing and dynamic variance of
serum antibody in coronavirus disease 2019 (COVID-19). Methods This study …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has spread rapidly
worldwide since it was confirmed as the causative agent of COVID-19. Molecular diagnosis …

Serologic assays have been developed to detect infection with coronavirus disease 2019
(COVID‐19). This study was conducted to evaluate the diagnostic performance of an …