Table 2. Detection of SARS-CoV-2 by real-time reverse transcription PCR of samples from experimentally inoculated pigs*.
| Samples |
Days postinoculation |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 0 |
3 |
5 |
7 |
9 |
11 |
13 |
15 |
22 |
29 |
|
| Swab specimens | 0/57 | 0/57 | 0/51 | 0/45 | 0/39 | 0/30 | 0/24 | 0/18 | 0/12 | 0/6 |
| Nasal wash | 0/16 | 2/16 | 0/14 | 0/12 | 0/12 | 0/10 | 0/8 | 0/6 | 0/4 | 0/2 |
| Blood | 0/16 | 0/16 | 0/14 | 0/12 | 0/12 | 0/10 | 0/8 | 0/6 | 0/4 | 0/2 |
*Results are reported as number positive/number of samples collected. Bold text indicates clinically significant findings. SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.