|  | Finding |  | ||
---|---|---|---|---|---|
Heifer | Â | Histology | IHC | RT-PCR | Fetal infectious status |
1 | Heifer | Negative | Negative | Negative | NA |
Fetus | Negative | Negative | One organ weakly positive | Not infected | |
2 | Heifer | Negative | Negative | Positive | NA |
Fetus | Negative | Negative | Partially positive | Transiently infected | |
3 | Heifer | I, F | Positive | Positive | NA |
Fetus | Negative | Positive | Positive | Persistently infected | |
4 | Heifer | I, F, N | Positive | Positive | NA |
Fetus | Negative | Positive | Positive | Persistently infected | |
5 | Heifer | I, F, N | Positive | Positive | NA |
Fetus | Negative | Positive | Positive | Persistently infected | |
6 | Heifer | Negative | Negative | Partially positive | NA |
Fetus | Negative | Negative | Partially positive | Transiently infected |