Table 4.
Branch Chain Amino Acids in Intramuscular Skeletal Tissue
| Time, min | ||||||
|---|---|---|---|---|---|---|
|
|
||||||
| 0 | 45 | 90 | 135 | 180 | 300 | |
| μmol/kg wet tissue | ||||||
| Soy Protein Isolate | ||||||
| Leucine | 148.0 ± 8.0fdec | 120.3 ± 6.0fde | 142.0 ± 9.2fdec | 157.6 ± 16.7fbdec | 162.4 ± 13.2fbdec | 194.4 ± 5.0bdac |
| Isoleucine | 99.4 ± 6.8dc | 95.4 ± 6.4dc | 112.8 ± 6.0bdc | 116.0 ± 13.0bdc | 117.8 ± 7.3bdc | 141.5 ± 4.8bdc |
| Valine | 217.4 ± 13.2dc | 210.3 ± 12.8d | 238.6 ± 10.6bdc | 245.0 ± 26.4bdc | 239.3 ± 20.1bdc | 299.6 ± 8.8bdac |
| Σ BCAA | 464.7 ± 20.1dc | 426 ± 22.8dc | 493.1 ± 24.9bdc | 518.3 ± 55.6bdc | 519.5 ± 39.3bdc | 635.3 ± 17.0bdc |
|
| ||||||
| Whey Protein Isolate | ||||||
| Leucine | 143.7 ± 4.4fdec | 178.2 ± 10.8bdec | 194.6 ± 18.0bdac | 277.0 ± 40.4a | 212.4 ± 32.9bac | 235.4 ± 23.8ba |
| Isoleucine | 99.1 ± 3.4dc | 146.8 ± 8.8bdc | 149.3 ± 16.4bdc | 263.0 ± 45.2a | 165.1 ± 30.8bc | 179.1 ± 17.8b |
| Valine | 221.2 ± 10.3bdc | 277.8 ± 12.8bdac | 271.7 ± 22.7bdac | 395.9 ± 53.3a | 313.8 ± 52.8bdac | 343.8 ± 34.1ba |
| Σ BCAA | 464.0 ± 14.5dc | 602.7 ± 29.6bdc | 615.7 ± 55.6bdc | 936.0 ± 131.8a | 691.5 ± 116.3bac | 758.2 ± 75.3ba |
|
| ||||||
| Blend 1 | ||||||
| Leucine | 144.0 ± 10.9fdec | 132.2 ± 10.7fdec | 162.5 ± 12.4fbdec | 145.8 ± 15.1fdec | 205.5 ± 25.4bac | 173.7 ± 12.3bdec |
| Isoleucine | 103.3 ± 6.7dc | 93.3 ± 5.6dc | 117.1 ± 8.5bdc | 103.2 ± 8.2dc | 145.2 ± 16.4bdc | 125.5 ± 8.2bdc |
| Valine | 261.1 ± 25.5bdc | 236.5 ± 13.3bdc | 295.3 ± 16.8bdac | 255.6 ± 19.6bdc | 342.6 ± 38.1bac | 296.5 ± 26.1bdac |
| Σ BCAA | 508.5 ± 42.6bdc | 461.8 ± 27.8dc | 574.8 ± 37.5bdc | 504.8 ± 42.1bdc | 693.3 ± 79.1bac | 595.7 ± 45.3bdc |
|
| ||||||
| Blend 2 | ||||||
| Leucine | 105.1 ± 7.8fe | 87.6 ± 9.2f | 115.7 ± 9.6fde | 104.1 ± 7.0fe | 117.9 ± 4.2fde | 134.3 ± 6.5fdec |
| Isoleucine | 85.0 ± 4.0d | 93.5 ± 7.4dc | 107.1 ± 6.4bdc | 93.3 ± 6.2dc | 101.4 ± 1.9dc | 110.8 ± 5.3bdc |
| Valine | 205.5 ± 10.3d | 217.3 ± 17.0d | 216.5 ± 12.7d | 204.7 ± 8.0d | 226.7 ± 3.4bdc | 242.5 ± 11.3bd |
| Σ BCAA | 395.5 ± 18.0d | 398.5 ± 31.8d | 439.3 ± 19.1dc | 402.2 ± 20.7d | 446.2 ± 7.3dc | 487.5 ± 22.3bdc |
BCAA, Branch Chain Amino Acids; Data are means ± SEM; n=5-6 animals/time point. Labeled mean without a common letter differ, P<0.05