Table 4.
PDCoV PCR on feces and IHC staining on various small intestine tissues of PDCoV-inoculated and negative control pigs at 4 and 7 days post inoculation (DPI).
| Group | Necropsy | Pig number | PCR on fecesa |
IHC positive pigs (Average IHC score) |
|||||
|---|---|---|---|---|---|---|---|---|---|
| PCR positive | Mean Ct | Duodenum | Proximal jejunum | Middle jejunum | Distal Jejunum | Ileum | |||
| PDCoV | 4 DPI | N=5 | 5/5 | 26.4 | 0/5 (N/A) | 1/5 (0.80) | 5/5 (2.35) | 4/5 (1.90) | 4/5 (2.05) |
| Control | 4 DPI | N=5 | 0/5 | >45 | 0/5 (N/A) | 0/5 (N/A) | 0/5 (N/A) | 0/5 (N/A) | 0/5 (N/A) |
| PDCoV | 7 DPI | N=5 | 5/5 | 22.1 | 2/5 (0.50) | 3/5 (1.10) | 4/5 (1.75) | 4/5 (1.75) | 4/5 (1.55) |
| Control | 7 DPI | N=5 | 0/5 | >45 | 0/5 (N/A) | 0/5 (N/A) | 0/5 (N/A) | 0/5 (N/A) | 0/5 (N/A) |
N/A: Not applicable.
a
Feces collected on necropsy day.