TABLE 1.
Inability of O. anthropi strains 49237 and 49237SOD to induce protective immunity against B. abortus strain 2308 challenge
| Group | Vaccinea | Log10 CFU in spleen (x ± SD) | P |
|---|---|---|---|
| 1 | Saline | 5.37 ± 0.19 | Control |
| 2 | RB51 | 4.24 ± 0.29 | <0.05∗b |
| 3 | RB51SOD | 3.01 ± 0.34 | <0.01∗∗ |
| 4 | O. anthropi 49237 | 5.27 ± 0.33 | >0.05 |
| 5 | O. anthropi 49237pBB | 5.40 ± 0.21 | >0.05 |
| 6 | O. anthropi 49237SOD | 5.29 ± 0.19 | >0.05 |
a
For groups 2 through 6, the dose of vaccine was 5 × 108 CFU.
b
∗ and ∗∗, significantly different from the saline group and from each other.