Table 1 Number of pigs positive for Brachyspira spp. using culture and PCR at five sampling periods in the cohort study on farms A and C
From: The use of ELISAs for monitoring exposure of pig herds to Brachyspira hyodysenteriae
| Â | Â | Age in weeks | ||||
|---|---|---|---|---|---|---|
Farma | Â | 6 | 10 | 14 | 18 | 22 |
| Â | B. hyodysenteriae | 0 | 0 | NT | 0 | 0 |
A | B. pilosicoli | 0 | 0 | NT | 0 | 0 |
(20 pigs) | B. innocens | 0 | 8 | NT | 2 | 1 |
| Â | Other Brachyspira spp. | 1 | 4 | NT | 2 | 2 |
C | B. hyodysenteriae | 0 | 0 | 0 | 0 | 0 |
(30 pigs) | B. pilosicoli | 0 | 2 | 0 | 0 | 0 |
| Â | B. innocens | 0 | 0 | 4 | 3 | 0 |
| Â | Other Brachyspira spp. | 9 | 6 | 1 | 1 | 3 |