Table 3. Mean RVF antibody neutralizing indices in calves vaccinated with the prepared formulae of the freeze dried combined RVF and BEF vaccine.
| Time of Sampling | Mean RVF antibody neutralizing indices in vaccinated calves ‘groups | ||||||
|---|---|---|---|---|---|---|---|
| Group 1 | Group 2 | Group 3 | Group 4 | ||||
| Boostered | Non Boostered | Boostered | Non Boostered | Boostered | Non Boostered | Non vaccinated | |
| Pre | 0.34 | 0.30 | 0.38 | 0.36 | 0.28 | 0.38 | 0.30 |
| 2 WPV* | 1.2 | 1.4 | 2.2 | 2 | 2.8 | 2.4 | 0.44 |
| 1st MPV** | 2.6 | 2.4 | 2.8 | 2.8 | 3 | 2.8 | 0.34 |
| 2nd MPV | 3.2 | 2.8 | 3.4 | 3 | 3.6 | 3 | 0.36 |
| 3rd MPV | 3 | 3 | 3.6 | 3 | 3.8 | 3.2 | 0.52 |
| 4th MPV | 2.8 | 2.6 | 3.4 | 3.2 | 3.88 | 3.4 | 0.6 |
| 5th MPV | 2.6 | 2.4 | 3 | 2.88 | 3.6 | 3.6 | 0.46 |
| 6th MPV | 2.4 | 1.8 | 2.8 | 2.48 | 3.4 | 3 | 0.22 |
| 7th MPV | 2.2 | 1.4 | 2.6 | 2.2 | 3 | 2.4 | 0.22 |
| 8th MPV | 2 | 1.2 | 2.2 | 2 | 2.8 | 2 | 0.24 |
| 9th MPV | 1.8 | 1 | 2 | 1.8 | 2.4 | 1.8 | 0.46 |
| 10th MPV | 1.2 | 0.8 | 1.8 | 1.6 | 2 | 1.8 | |
(*WPV): week post vaccination; (**MPV): month post vaccination; (Group 1): vaccinated with formula (1); (Group 2): vaccinated with formula (2); (Group 3): vaccinated with formula (3); (Group 4): non vaccinated control.