TABLE 1.
Genotype of campylobacter isolates and colonies recovered from ceca, carcasses, and poultry house during processing of campylobacter-positive flocks
| Sample |
fla types detected (no. of isolates positive/no. tested)
|
||||||||
|---|---|---|---|---|---|---|---|---|---|
| Flock 1, enriched | Flock 2
|
Flock 3
|
Flock 4
|
Flock 5
|
|||||
| Direct | Enriched | Direct | Enriched | Direct | Enriched | Direct | Enriched | ||
| Ceca | 1.13 (1/8) | NDa | 1.1 (4/4) | ND | 1.1 (8/9) | ND | 2.5 (14/18) | ND | 1.7 (20/20) |
| 1.4 (5/8) | 3.7 (1/9) | 1.12 (4/18) | |||||||
| 1.6 (2/8) | |||||||||
| Crates, postload | ND | ND | 1.1 (2/2) | ND | 3.7 (2/5) | ND | 1.14 (2/4) | ND | 2.5 (5/5) |
| 2.5 (2/5) | 2.5 (2/4) | ||||||||
| 1.1 (1/5) | |||||||||
| Postslaughter | 1.13 (4/4) | 2.5 (1/2) | 2.5 (1/1) | 1.1 (2/5) | 1.1 (4/5) | 2.5 (1/5) | 2.5 (5/5) | 1.7 (5/5) | 2.5 (5/5) |
| 1.12 (1/2) | 1.14 (2/5) | 1.14 (1/5) | 1.12 (4/5) | ||||||
| 2.7 (1/5) | |||||||||
| Postdefeathering | 1.13 (3/3) | 2.5 (1/2) | 2.5 (1/1) | 1.1 (5/5) | 1.1 (5/5) | 2.5 (2/5) | 2.5 (5/5) | 1.7 (5/5) | 2.5 (5/5) |
| 1.12 (1/2) | 1.12 (3/5) | ||||||||
| Postevisceration | 1.13 (5/5) | 1.12 (2/2) | 1.1 (5/5) | 1.1 (4/5) | 2.5 (4/5) | 2.5 (5/5) | 2.5 (5/5) | 2.5 (5/5) | |
| 1.7 (1/5) | 1.12 (1/5) | ||||||||
| Postchilling | 1.3 (4/4) | 1.12 (2/2) | 2.5 (2/2) | 1.1 (1/5) | 1.1 (5/5) | 2.5 (3/5) | 2.5 (5/5) | 1.7 (3/5) | |
| 1.14 (1/5) | 1.12 (2/5) | 2.5 (2/5) | 2.5 (5/5) | ||||||
| 3.7 (3/5) | |||||||||
| Plucking machine | 1.13 (1/1) | ND | ND | ND | ND | ND | 2.5 (3/3) | ND | 1.12 (1/4) |
| 2.5 (2/4) | |||||||||
| 1.6 (1/4) | |||||||||
| Scald tank | 1.13 (1/1) | ND | 1.12 (1/1) | ND | 1.1 (1/1) | ND | 2.5 (4/4) | 1.7 (4/4) | |
a
ND, not done.