Longitudinal Serological Analysis and Neutralizing Antibody Levels ...

We conducted a longitudinal analysis of coronavirus disease 2019 convalescent patients, with neutralizing antibody assays and SARS-CoV-2 serological assay ...

The median neutralization titer decreased by approximately 45% per month. Each serological assay gave quantitative antibody titers that were correlated with ...

Longitudinal variation in SARS-CoV-2 antibody levels and ...

The ability of high-throughput serological assays to predict neutralising antibody titres is likely to be crucial for evaluation of immunity at ...

Longitudinal Serological Analysis and Neutralizing Antibody Levels ...

The trajectories of median binding antibody titers measured over approximately 3–4 months were not dependent on the use of SARS-CoV-2 N or S proteins as antigen ...

Longitudinal analysis of clinical serology assay performance and ...

Thus, the trajectory of neutralising antibody levels cannot necessarily be deduced from serologic measurements of S-binding antibodies, even though S-binding ...

Longitudinal observation and decline of neutralizing antibody ...

In contrast, individuals with high peak ID50 for neutralization maintain neutralizing antibody titres in the 1,000–3,500 range >60 d POS. The ...

Longitudinal neutralizing antibody responses after SARS-CoV-2 ...

Neutralization titers below the limit of detection (negative NAb titer ≤ 45.97 IU/ml) were assigned an arbitrary value of 45.97 IU/ml. Among 57 individuals ...

Longitudinal analysis of antibody dynamics in COVID-19 ... - Nature

In conclusion, these data show that despite a marked decline in neutralizing activity over time, nAb responses persist for up to 480 d in most ...

Longitudinal analysis of clinical serology assay performance and ...

Serum neutralising antibody titres were measured using a validated pseudotyped virus SARS-CoV-2 neutralisation assay. The ability of the ...

Longitudinal analysis of serology and neutralizing antibody levels in ...

Some clinical serological assay platforms give quantitative outputs that predict neutralizing antibody titer, but some have diagnostic sensitivity that ...

Longitudinal clinico-serological analysis of anti-nucleocapsid and ...

A steep increase in antigen specific antibody titers was observed till 40 days post onset of the disease (POD), followed by a partial decline till 240 days.

Comparative Longitudinal Serological Study of Anti-SARS-CoV-2 ...

Anti-N-specific antibody levels decreased within 300 days after disease onset, whereas anti-S-specific antibodies persisted. The dynamics of the ...

Dynamics of SARS-CoV-2 neutralising antibody responses and ...

Using a machine learning algorithm, temporal change in neutralising antibody levels was classified into five groups and used to predict the ...

Longitudinal serological analysis and neutralizing antibody levels in ...

The median neutralization titer decreased by approximately 45% per month. Each serological assay gave quantitative antibody titers that were ...

implications for the ability of serological assays to predict immunity

Findings Neutralizing antibody titers decreased over the first few months post-infection but stabilized thereafter, at about 30% of the level ...

Longitudinal Profiling of Antibody Response in Patients With COVID ...

Serological tests are therefore considered potent diagnostic tools to complement real-time PCR-based diagnosis and are used for surveillance of seroprevalence ...

Longitudinal analysis of serology and neutralizing antibody levels in ...

Longitudinal variation in SARS-CoV-2 antibody levels and emergence of viral variants: a serological... ... Background Serological assays are being ...

Longitudinal Serological Analysis and Neutralizing Antibody Levels ...

Methods We conducted a longitudinal analysis of COVID19 convalescents, using neutralizing antibody assays and SARS-CoV-2 serologic assay platforms employing ...

Quantitative SARS-CoV-2 Spike Receptor-Binding Domain ... - CDC

Binding and neutralizing antibody titers can be heterogeneous after SARS-CoV-2 infection or vaccination (5–7). Thus, those titers can be ...

Longitudinal Analysis and Comparison of Six Serological Assays up ...

We analyzed the 208 samples from the cohort using the 6 serological assays described in Table S1. Neutralizing antibody titers were also evaluated. The ...