TABLE 1.
C. perfringens isolates used in this study
| Isolate | Sample day and montha | Sample source | Sampling site | Geneb
|
|||||
|---|---|---|---|---|---|---|---|---|---|
| C. perfringens 16S rRNA | cpe | cpa | cpb | cpb2 | etx | ||||
| CP-6 | 3 Feb | Breeder 1 | Feces | + | − | + | − | + | − |
| CP-7 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-8 | 3 Feb | Breeder 1 | Feces | + | − | + | − | + | − |
| CP-9 | 3 Feb | Breeder 1 | Feces | + | − | + | − | + | − |
| CP-10 | 3 Feb | Breeder 1 | Feces | + | − | + | − | − | − |
| CP-11 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-12 | 3 Feb | Breeder 1 | Feces | + | − | + | − | − | − |
| CP-13 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-14 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-15 | 3 Feb | Breeder 1 | Feces | + | − | + | − | + | − |
| CP-16 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-17 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-18 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-19 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-20 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-21 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-22 | 27 Mar | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-23 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-24 | 4 Apr | Processing plant | Carcass rinse | + | − | + | − | + | − |
| CP-25 | 14 Mar | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-26 | 14 Mar | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-27 | 24 Feb | Hatchery | Fluff | + | − | + | − | + | − |
| CP-28 | 24 Feb | Hatchery | Fluff | + | − | + | − | + | − |
| CP-29 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-30 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-31 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-32 | 24 Feb | Hatchery | Fluff | + | − | + | − | + | − |
| CP-33 | 24 Feb | Hatchery | Fluff | + | − | + | − | + | − |
| CP-34 | 27 Mar | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-35 | 28 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-36 | 24 Feb | Hatchery | Shells | + | − | + | − | + | − |
| CP-37 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-38 | 4 Apr | Processing plant | Carcass rinse | + | − | + | − | + | − |
| CP-39 | 4 Apr | Processing plant | Carcass rinse | + | − | + | − | + | − |
| CP-40 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-41 | 4 Apr | Processing plant | Carcass rinse | + | − | + | − | + | − |
| CP-42 | 4 Apr | Processing plant | Carcass rinse | + | − | + | − | + | − |
| CP-43 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-44 | 4 Apr | Processing plant | Carcass rinse | + | − | + | − | + | − |
| CP-45 | 24 Feb | Hatchery | Shells | + | − | + | − | + | − |
| CP-46 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-47 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-48 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-49 | 4 Apr | Processing plant | Carcass rinse | + | − | + | − | + | − |
| CP-50 | 4 Apr | Processing plant | Carcass rinse | + | − | + | − | + | − |
| CP-51 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
| CP-52 | 3 Feb | Grow-out farm | Feces | + | − | + | − | + | − |
| CP-53 | 18 Feb | Breeder 2 | Feces | + | − | + | − | + | − |
a
Feb, February; Mar, March.
b
+ indicates the presence and − indicates the absence of the indicated gene.