Testing-on-a-probe biosensors reveal association of early SARS-CoV-2 total antibodies and surrogate neutralizing antibodies with
Detection Principle
ImmunoAssay-Antibody
Testing Method Category
Other Immuno assay
Testing Method
Roche Elecsys Anti-SARS-CoV-2 assay and Testing-on-a-probe (TOP) SARS-CoV-2 total RBD antibody (TAb) and Surrogate Neutralysing Antibody (SNAb)
Testing Method - Additional Info
Testing-on-a-probe assay compared to Cobas RT-PCR
Reported Performance
Sensitivity: 61.5% (TAb), 33.3% (Roche) ; LOD: 5RFU (TAb), 96% (SNAb) ; Specificity: 99.6% (TAb), 96.6% (SNAb)
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