Table 1.
Results of log-rank statistics for survival time of BALB/c mice challenged with 105 tachyzoites of T. gondii RH strain 4 weeks after last vaccination (N = 10)
| Group | Control | pVAX1 | pVAX1-GRA1 | pVAX1-SAG1 | pVAX1-GRA1 + pVAX1-SAG1 |
|---|---|---|---|---|---|
| Control | – | 1.07 (0.3000) | 1.04 (0.3090) | 0.33 (0.5680) | 7.97 (0.0048) |
| pVAX1 | 1.07 (0.3000) | – | 2.98 (0.0840) | 0.12 (0.7263) | 8.11 (0.0044) |
| pVAX1-GRA1 | 1.04 (0.3090) | 2.98 (0.0840) | – | 1.26 (0.2620) | 9.97 (0.0016) |
| pVAX1-SAG1 | 0.33 (0.5680) | 0.12 (0.7263) | 1.26 (0.2620) | – | 8.10 (0.0044) |
| pVAX1-GRA1 + pVAX1-SAG1 | 7.97 (0.0048) | 8.11 (0.0044) | 9.97 (0.0016) | 8.10 (0.0044) | – |
The values in the table are chi-square values tested by log-rank statistic of pairwise comparisons. The values in parentheses are significance values