Alliance for Pandemic Preparedness

June 26, 2020

Clinical And Analytical Performance Of An Automated Serological Test That Identifies S1/S2 Neutralizing IgG In COVID-19 Patients Semiquantitatively.

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  • Bonelli et al. found that the LIAISON SARS-CoV-2 S1/S2 IgG antibody assay, a semi–quantitative antibody test that has a throughput of 170 tests/hour with the first tests available within 35 minutes, has a sensitivity of 85.7% and a specificity of 97%-98.5% for samples collected 15 or more days after diagnosis. 

Bonelli et al. (June 24, 2020). Clinical And Analytical Performance Of An Automated Serological Test That Identifies S1/S2 Neutralizing IgG In COVID-19 Patients Semiquantitatively. Journal of Clinical Microbiology. https://doi.org/10.1128/JCM.01224-20