TABLE 2.
Result of SARS-CoV-2 VOC testing by two methodologiesa
| Spike | Spike variation | Number of detectable samples of variant by methodology: |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| B.1.1.7 |
B.1.351 |
P.1 |
B.1.617 |
||||||
| qPCR | TIB | qPCR | TIB | qPCR | TIB | qPCR | TIB | ||
| N501 | N501Y | 49 | 43b | 5 | 5 | 1 | 1 | ||
| HV69/70 | ΔHV 69/70 | 49 | 43b | ||||||
| E484 | E484K | 5 | 5 | 1 | 1 | ||||
| L452 | L452R | 5 | 3b | ||||||
| K417 | K417N | 5 | 5 | ||||||
| P681 | P681H | 49 | 43b | ||||||
| P681 | P681R | 5 | 3b | ||||||
a
TIB, VirSNiP SARS-CoV-2 mutation assays for strain surveillance; qPCR, novel RT-PCR detection of SARS-CoV-2 VOC.
b
Reduced number of detectable samples compared to the other methodology; CT value ranged from 31 to 34.