Table 1.
Experimental design and regimen
| Groups | Vaccination status | Vaccine | Challenge status | Challenge E. tenella |
|---|---|---|---|---|
| A | Unvaccinated | Nil | Unchallenged | Nil (absolute control) |
| B | Unvaccinated | Nil | Challenged | Houghton |
| C | Unvaccinated | Nil | Challenged | Local isolate |
| D | Vaccinated | LIVACOX® | Challenged | Houghton |
| E | Vaccinated | LIVACOX® | Challenged | Local isolate |
| F | Vaccinated | IMMUCOX® | Challenged | Local isolate |
| G | Vaccinated | IMMUCOX® | Challenged | Houghton |
| H | Vaccinated | LIVACOX® | Unchallenged | Nil (vaccine control) |
| I | Vaccinated | IMMUCOX® | Unchallenged | Nil (vaccine control) |