TABLE 1.
Administration of oral vaccine formulations had no significant effect on feed intake or piglet weight gaina
| Piglet group | Feed intake (g/day) for days: |
Wt gain (g/day)b for days: |
Gain feed ratio for days: |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0-7 | 7-14 | 14-24 | 24-36 | 0-36 | 0-7 | 7-14 | 14-24 | 24-36 | 0-36 | 0-7 | 7-14 | 14-24 | 24-36 | 0-36 | |
| Vehicle treated | 208 | 276 | 349 | 304 | 320 | 228 | 364 | 453 | 457 | 372 | 1.21 | 1.21 | 1.19 | 1.17 | 0.95 |
| rmSEB immunized | 202 | 274 | 349 | 322 | 321 | 221 | 371 | 451 | 503 | 377 | 1.1 | 1.23 | 1.18 | 1.26 | 0.96 |
| rmSEB + CT immunized | 187 | 268 | 348 | 301 | 315 | 215 | 344 | 459 | 472 | 365 | 1.17 | 1.14 | 1.2 | 1.25 | 0.93 |
| All (pooled SEM) | 13.72 | 8.37 | 1.14 | 22.94 | 4.07 | 34.64 | 15.58 | 13.18 | 55.48 | 18.94 | 0.13 | 0.05 | 0.03 | 0.14 | 0.05 |
a
Values are expressed as least-square means of results for 8 animals per group. CT, cholera toxin.
b
Initial body weights were used as covariates. Initial mean body weights for each of the groups of immunized animals were as follows: vehicle, 2,773 g; rmSEB, 2,731 g; rmSEB + CT, 2,552 g.