Multiple vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
have been evaluated in clinical trials. However, trials addressing the immune response in …

Background The concentration of antibodies against the SARS-CoV-2 spike protein is
frequently being measured for clinical and epidemiological purposes. The aim of this study …

Vaccination plays a key role in tackling the ongoing SARS-CoV-2 pandemic but data
regarding the individual's protective antibody level are still pending. Our aim is to identify …

Objectives The WHO's standardized measuring unit,“binding antibody units per milliliter
(BAU/mL),” should allow the harmonization of quantitative results by different commercial …

Introduction The vital renal replacement therapy makes it impossible for dialysis patients to
distance themselves socially. This results in a high risk of severe acute respiratory syndrome …

This study determined the seropositive rates and levels of antibodies to severe acute
respiratory syndrome coronavirus-2 in 50 patients and 108 vaccinees using …

COVID-19 has highlighted challenges in the measurement quality and comparability of
serological binding and neutralization assays. Due to many different assay formats and …

The immunoassays used to measure anti-spike SARS-CoV-2 antibodies are widely
available on the market. However, their performance in COVID-19 vaccinees is not yet …

Objectives To assess the long-term humoral immunity induced by booster administration, as
well as the ability of binding antibody and surrogate virus neutralization tests (sVNT) to …

Background There is an urgent need for harmonization between severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) serology platforms and assays prior to defining …