Table 5.
Effect of (−)-HCA on serum metabolic hormones in broiler chickens
| Item | Supplemental (−)-HCA (mg/kg) | |||
|---|---|---|---|---|
| 0 | 1000 | 2000 | 3000 | |
| Insulin (pg/mL) | 13.17 ± 0.87 | 12.85 ± 0.47 | 11.56 ± 1.03 | 13.05 ± 0.74 |
| Glucagon (pg/mL) | 496.56 ± 24.57 | 422.86 ± 21.10 | 484.43 ± 25.02 | 464.29 ± 47.38 |
| T3 (ng/mL) | 1.19 ± 0.05 | 1.21 ± 0.05 | 1.13 ± 0.06 | 1.37 ± 0.14 |
| T4 (ng/mL) | 42.82 ± 0.92 | 42.25 ± 1.58 | 42.54 ± 1.25 | 47.65 ± 1.53* |
| FT3 (fmol/ml) | 2.04 ± 0.15 | 1.98 ± 0.12 | 2.16 ± 0.21 | 3.33 ± 0.65* |
| FT4 (fmol/ml) | 6.41 ± 0.21 | 6.86 ± 0.27 | 6.31 ± 0.25 | 6.70 ± 0.26 |
Values are means ± SE. Each (−)-HCA treated group represent 12 chickens at the age of 49 days. * P < 0.05 compared with the control group