Table 1.
Detection of Trypanosoma cruzi DNA in blood samples of experimentally infected pigs with T. cruzi (Bolivia strain, Tc1)
| Days postinoculation | Intravenous inoculation | Intradermal inoculation | Positive animals, n (%) | ||
|---|---|---|---|---|---|
| Doses of parasites (parasites/kg bw) | |||||
| 1 × 106 | 5 × 106 | 1 × 106 | 5 × 106 | ||
| 0 | − | − | − | − | 0 (0) |
| 3 | + | + | + | + | 4/4 (100) |
| 5 | + | + | + | + | 4/4 (100) |
| 10 | + | + | + | + | 4/4 (100) |
| 15 | + | + | + | + | 4/4 (100) |
| 20 | + | + | + | + | 4/4 (100) |
| 25 | + | + | + | + | 4 (100) |
| 30 | + | + | + | + | 4/4 (100) |
| 35 | + | + | + | + | 4 (100) |
| 40 | + | + | + | + | 4/4 (100) |
| 45 | + | + | + | + | 4/4 (100) |
| 50 | + | + | + | + | 4/4 (100) |
| 55 | + | + | + | + | 4/4 (100) |
| 60 | + | + | + | + | 4/4 (100) |
| 75 | + | + | − | − | 2/4 (50) |
| 90 | − | − | + | − | 1/4 (25) |
| 105 | − | − | + | + | 2/4 (50) |
| 120 | + | + | − | − | 2/4 (50) |
| 135 | − | + | − | + | 2/4 (50) |
| 150 | − | − | − | + | 1/4 (25) |