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Immunoreactivity of sera from T. gondii-infected pigs to different recombinant GRA antigens (GRA) based on Western blot analyses.
| Frequency of positive detection (%) | ||||
|---|---|---|---|---|
| GRA1 | GRA2 | GRA7 | GRA9 | |
| Sera of uninfected pigs (n = 7) | 0 | 0 | 0 | 0 |
| Sera of infected pigs 98 dpi with 103 oocysts (n = 7) |
20 | 100 | 100 | 80 |
| Sera of infected pigs 98 dpi with 105 oocysts (n = 7) |
0 | 100 | 100 | 100 |
