Table 2.
Energy intake, protein intake, body weight, and plasma free amino acid levels in Experiment 1.
| CT | 3% CN | 3% CN + Cyss | 3% WP | 3% WG | |
|---|---|---|---|---|---|
| Energy intake (kJ/d) | 220.2 ± 23.4a | 122.1 ± 14.1b | 120.9 ± 11.4b | 122.4 ± 15.1b | 118.0 ± 9.6b |
| Protein intake (g/d) | 2.58 ± 0.27a | 0.22 ± 0.03b | 0.22 ± 0.02b | 0.22 ± 0.03b | 0.21 ± 0.02b |
| BODY WEIGHT (g) | |||||
| Week 0 | 84.2 ± 5.2 | 84.4 ± 4.8 | 84.7 ± 3.7 | 84.6 ± 3.8 | 84.5 ± 3.8 |
| Week 4 | 228.4 ± 21.5a | 78.5 ± 6.2b | 86.8 ± 5.8b | 87.9 ± 4.9b | 92.1 ± 5.8b |
| PLASMA AMINO ACIDS (μmol/mL) | |||||
| Total | 4.34 ± 0.70a | 3.66 ± 0.34ab | 3.40 ± 0.23bc | 2.87 ± 0.58c | 2.94 ± 0.24bc |
| Essential | 1.79 ± 0.32a | 0.99 ± 0.06b | 0.80 ± 0.07bc | 0.64 ± 0.12cd | 0.52 ± 0.08d |
Data are expressed as means ± SD (n = 6), and values with different superscript letters are significantly different (P < 0.05). CN, CT, Cyss, WG, and WP denote casein, control, cystine, wheat gluten, and whey protein, respectively.