Table 5.
Limit of SARS-COV-2 detection after automated RNA extraction using the modified DNA kit.
| TaqPathTM Assay | In-house Assay | ||||
|---|---|---|---|---|---|
| Titration (copies) | Target | Cq | Titration (copies) | Target | Cq |
| 15000 | N | 23.1 | 3000 | E | 31.08 |
| S | 29.64 | RdRp2 | 29.35 | ||
| ORF1b | 22.58 | RdRp4 | 29.99 | ||
| 7500 | N | 22.35 | 1500 | E | 32.09 |
| S | 32.36 | RdRp2 | 31.53 | ||
| ORF1b | 23.19 | RdRp4 | 29.98 | ||
| 3750 | N | 22.46 | 750 | E | 31.04 |
| S | 30.73 | RdRp2 | 29.58 | ||
| ORF1b | 23.75 | RdRp4 | 30.31 | ||
| 1875 | N | 25.44 | 375 | E | 31.63 |
| S | 30.35 | RdRp2 | 30.51 | ||
| ORF1b | 24.76 | RdRp4 | 31.43 | ||
| 937.5 | N | 26.73 | 187 | E | 35.61 |
| S | 0.00 | RdRp2 | 32.96 | ||
| ORF1b | 25.22 | RdRp4 | 34.82 | ||
| 468.75 | N | 27.38 | 93 | E | 34.86 |
| S | 34.56 | RdRp2 | 34.70 | ||
| ORF1b | 23.58 | RdRp4 | 35.35 | ||
| 234.37 | N | 28.45 | 46 | E | 36.55 |
| S | 39.92 | RdRp2 | 34.86 | ||
| ORF1b | 28.07 | RdRp4 | 34.97 | ||
| 117.18 | N | 29.39 | 23 | E | 38.23 |
| S | 0.00 | RdRp2 | 36.21 | ||
| ORF1b | 29.39 | RdRp4 | 35.84 | ||
| 58.59 | N Gene | 29.58 | 11 | E | 37.30 |
| S Gene | 36.11 | RdRp2 | 35.35 | ||
| ORF 1b | 29.40 | RdRp4 | 38.17 | ||