Table 1.
Compositions and analysis of experimental diets.
| Unit | CP diet | OPM diet | OPH diet | |
|---|---|---|---|---|
| Diet formulationa | ||||
| Protein (CP) | g/kg | 178.6 | 0 | 0 |
| Protein (OPM) | g/kg | 0 | 178.6 | 0 |
| Protein (OPH) | g/kg | 0 | 0 | 178.6 |
| Corn starch | g/kg | 397.5 | 397.5 | 397.5 |
| Dextrinised cornstarch | g/kg | 132.0 | 132.0 | 132.0 |
| Fiber | g/kg | 50 | 50 | 50 |
| Sugar | g/kg | 100.0 | 100.0 | 100.0 |
| Soybean oil | g/kg | 29 | 29 | 29 |
| Mineral mix | g/kg | 35.0 | 35.0 | 35.0 |
| Vitamin mix | g/kg | 10 | 10 | 10 |
| L-Cystine | g/kg | 3.0 | 3.0 | 3.0 |
| Choline chloride | g/kg | 2.5 | 2.5 | 2.5 |
| Diet analysisb | ||||
| Carbonyl content | nmol/mg protein | 2.27 ± 0.15c | 5.83 ± 0.24b | 9.02 ± 0.50a |
| Sulfhydryl content | nmol/mg protein | 57.25 ± 0.52a | 39.75± 0.47b | 26.29 ± 0.39c |
| Tryptophan fluoresce intensity | a.u. | 10081.0 ± 281.88a | 6347.4± 142.67b | 2730.8 ± 92.25c |
| Protein digestibility | % | 33.78 ± 0.48a | 28.22 ± 0.41b | 25.63 ± 0.35c |
a
The Data of diet formulation was provided by the Trophic Animal Feed High-Tech Company, Ltd. (Nantong, China).
b
The Data of diet analysis were expressed in means ± SEM (n = 5). Different letters (a, b, c) in the same line represent differ significantly (p < 0.05).