Table 3. Limits of Detection for Spike Protein Binding to Thiolated 1C,5′ Aptamer Immobilized on a Bare-Gold SPR Chip and the Concentrations at which these Limits Are Exceeded.
| percentile | LOD (RU) | [spike] (nM) |
|---|---|---|
| 99 | 4.4 | 1.4 |
| 99.9 | 5.6 | 1.7 |
| 99.99 | 6.7 | 2.1 |
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