TABLE 1.
Experimental infection of horses with E. risticii, the agent of PHF
| Horse | Age (yrs) | Sex | Breed | Origin of challenge |
|---|---|---|---|---|
| 1 | 20 | Mare | Arabian | Trematode stages (sporocyst and cercaria) from snails |
| 2 | 5 | Mare | Warmbred | Trematode stages (sporocyst and cercaria) from snails |
| 3 | 16 | Mare | Thoroughbred | Whole citrated blood from horse 1 |
| 4 | 14 | Mare | Thoroughbred | Whole citrated blood from horse 1 |
| 5 | 14 | Mare | Thoroughbred | Whole citrated blood from horse 2 |
| 6 | 13 | Gelding | Arabian | Mouse macrophages infected with E. risticii from horse 5 |
| 7 | 9 | Gelding | Thoroughbred | Uninfected mouse macrophages |