Table 1.
The experimental groups in this study.
| Group | Treatment | Number of chickens | The examined number of chickens |
|---|---|---|---|
| Control group | Basal diet | 54 | 9 |
| CA group | Basal diet and CA (500 mg/kg) | 54 | 9 |
| CP infection group | Basal diet, challenge at 14 d old (1 × 108 cfu/mL, total of 3 mL per chicken) | 54 | 9 |
| CA + CP group | Basal diet and chlorogenic acid, challenge at 14 d old (1 × 108 cfu/mL, total of 3 mL per chicken) | 54 | 9 |
| Antibiotic group | Basal diet and antibiotic (0.125 g/kg) | 54 | 9 |
| Antibiotic + CP group | Basal diet and antibiotic (0.125 g/kg), challenge at 14 d old (1 × 108 cfu/mL, total of 3 mL per chicken) | 54 | 9 |
Abbreviations: CA, chlorogenic acid; CP, Clostridium perfringens.