Table 3.
Day of gestation when challenged | dpi | |||
---|---|---|---|---|
|
14 |
28 |
42 |
56 |
|
PCR/HE/IHC |
PCR/HE/IHC |
PCR/HE/IHC |
PCR/HE/IHC |
70 |
ND*/+/+ |
ND/+/+ |
ND/+/+ |
ND/+/+ |
140 |
+/+/− |
+/+/+ |
+/+/− |
ND |
210 | −/−/− | +/+/+ | +/+/+ | +/+/+ |
*ND: Not done.