Table 2. Banked Samples Were Used to Compare Performance of Select Anti-Nucleocapsid Antibody Pairs in LFAs; in Total, Six RT-qPCR-Confirmed SARS-CoV-2 Positives, Three SARS-CoV-2 Negatives, and Two Potential Coronavirus Cross-Reactive Samples Were Screened.
| clinical Pool | patient ID/cat. no. | vendor | volume ratio of pooled sample | SARS-CoV-2 qPCR results (pos vs neg) | SARS-CoV-2 viral load (c/μL) | MSD NP sample mean concentration (pg/mL) |
|---|---|---|---|---|---|---|
| + | 352-COP-0023-0 | LabCorp | 0.18 | + | 2.58 × 105 | 5.76 × 105 |
| + | 352-COP-0050-0 | LabCorp | 0.23 | + | 3.99 × 105 | 3.07 × 105 |
| + | 352-COP-0056-0 | LabCorp | 0.088 | + | 5.58 × 105 | 4.80 × 105 |
| + | 352-COP-0090-0 | LabCorp | 0.16 | + | 9.79 × 105 | 2.05 × 105 |
| + | 352-COP-0099-0 | LabCorp | 0.18 | + | 1.69 × 104 | 1.19 × 105 |
| + | 352-COP-0100-0 | LabCorp | 0.16 | + | 7.26 × 105 | 6.82 × 105 |
| – | 352-CON-1001-0 | LabCorp | 0.17 | – | 0.00 × 100 | |
| – | 352-CON-1003-0 | LabCorp | 0.17 | – | 0.00 × 100 | |
| – | 352-CON-1005-0 | LabCorp | 0.17 | – | 4.08 × 100 | |
| – | 352-CON-1011-0 | LabCorp | 0.17 | – | 0.00 × 100 | |
| – | 352-CON-1012-0 | LabCorp | 0.17 | – | 0.00 × 100 | |
| – | 352-CON-1084-0 | LabCorp | 0.17 | – | 0.00 × 100 |