Group | No | Neutralizing titer | T-lymphocyte proliferation (SI) | Protection | Rate of protection | PD50 | ||
---|---|---|---|---|---|---|---|---|
9 dpi | 16 dpi | 21 dpi | 21 dpi | 10 dpc | ||||
One dose | #4536 | 2.408 | 2.709 | 2.107 | 1.989 | yes | 100(5/5) | 6.34 |
 | #4572 | 2.107 | 2.408 | 2.408 | 1.602 | yes |  |  |
 | #4574 | 2.408 | 2.709 | 2.107 | 1.373 | yes |  |  |
 | #4590 | 2.107 | 2.408 | 2.408 | 1.586 | yes |  |  |
 | #4592 | 2.408 | 2.709 | 2.408 | 1.625 | yes |  |  |
1/3 dose | #4501 | 1.806 | 1.806 | 1.806 | 1.587 | yes | 80(4/5) | Â |
 | #4561 | 1.204 | 1.505 | 1.806 | 1.512 | yes |  |  |
 | #4575 | 1.806 | 2.107 | 2.107 | 1.721 | yes |  |  |
 | #4593 | 1.806 | 1.806 | 1.806 | 1.889 | yes |  |  |
 | #4597 | 1.204 | 1.204 | 1.505 | 1.353 | no |  |  |
1/9 dose | #4534 | 1.505 | 1.505 | 1.806 | 1.351 | no | 40(2/5) | Â |
 | #4563 | 1.505 | 1.505 | 1.204 | 1.886 | yes |  |  |
 | #4564 | 1.204 | 1.505 | 1.505 | 1.375 | no |  |  |
 | #4594 | 1.806 | 1.806 | 1.806 | 1.558 | yes |  |  |
 | #4598 | 1.204 | 1.505 | 1.505 | 1.397 | no |  |  |
Healthy cattle | #4576 | 0.778 | 0.903 | 0.778 | 1.052 | no | 0(0/5) | Â |
 | #4580 | 0.903 | 0.778 | 0.602 | 1.115 | no |  |  |