Table 1. Activities of seven kinds of sulfonamides against T. gondii (mean±SD).
| Groups | Drugs* | Average survival days | Time-point of 50% fatalities (d) | Time-point of 100% fatalities (d) |
| 1 | SD | 19.00±5.92c | 20.0 | >30 |
| 2 | SDD | 10.25±4.43b | 12.0 | 15.0 |
| 3 | SMD | 7.30±1.67ab | 7.0 | 9.0 |
| 4 | SMP | 7.60±1.10ab | 8.0 | 9.0 |
| 5 | SPDZ | 5.85±0.85a | 5.5 | 7.0 |
| 6 | SPZ | 16.05±4.58c | 17.0 | >30 |
| 7 | TMP | 6.95±1.57ab | 6.0 | 9.0 |
| 8 | Untreated | 5.40±0.21a | 5.5 | 5.5 |
| 9 | Uninfected | >30 | >30 | >30 |
*: A dosage of 250 mg/kg/day b.w. was used for each drug; a, b, c indicates drugs for which the average number of survival days was significantly different from the other groups (P<0.05).