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ELISA binding activities to SP (EC50 values) using respective anti-HC antibodies for detection and SARS-CoV-2 NT activities (NT100 values) of antibody variants
| Ab (target SP) | EC50 (nM) | EC50 (ng/mL) | NT100 (nM) | NT100 (µg/mL) |
| H4-IgG1 | 0.29 | 50.00 | 123.30 | 18.75 |
| H4-IgA1-m | 0.28 | 43.00 | 24.20 | 3.75 |
| H4-IgA1-d | 0.19 | 61.00 | 0.50 | 0.16 |
| B38-IgG1 | 1.55 | 251.00 | ≥678.00 | ≥100.00 |
| B38-IgA1-m | 1.38 | 207.80 | 298.80 | 45.00 |
| B38-IgA1-d | 0.20 | 63.30 | 8.85 | 2.88 |
