TABLE 1.
Delayed-type hypersensitivity responses
| Animal no. | Skin thickness (mm) |
Status | |||||
|---|---|---|---|---|---|---|---|
| CFT, M. bovis PPD |
CCT |
||||||
|
M. avium PPD |
M. bovis PPD |
||||||
| Pre-PPD/post-PPD | Change | Pre-PPD/post-PPD | Change | Pre-PPD/post-PPD | Change | ||
| 394 | 6/21 | 15 | 8/11.5 | 3.5 | 6/34.5 | 28.5 | Reactor |
| 397 | 7/19 | 12 | 11.5/15 | 3.5 | 9.5/21 | 11.5 | Reactor |
| 671 | 6/24 | 18 | 9.5/15 | 5.5 | 8.5/41 | 32.5 | Reactor |
| 673 | 7/21.5 | 14.5 | 10.5/18 | 7.5 | 8.5/50 | 41.5 | Reactor |
| 1207 | 6/22 | 14.5 | 9/11 | 2 | 6.5/26 | 19.5 | Reactor |
| 1208 | 7/29 | 22 | 11/16.5 | 5.5 | 9/27.5 | 18.5 | Reactor |
| 1209 | 7/24 | 17 | 10.5/16 | 5.5 | 8/30 | 22.0 | Reactor |
| 1210 | 7/22 | 15 | 12.5/17.5 | 5 | 10/22.5 | 12.5 | Reactor |
| Mean | 6.6/22.8 | 16.2 | 10.3/15.1 | 4.8 | 8.3/31.6 | 23.3 | |
| SEM | 0.2/1.1 | 1.0 | 0.5/0.9 | 0.6 | 0.5/3.5 | 3.6 | |