Table 3.
Intramuscular amino acid concentrations (μM) were measured 2 h after measurement of muscle function
| Group | Post-EC | 1 day | 3 days | 7 days | |
|---|---|---|---|---|---|
| His | Sed | 266 ± 19 | 270 ± 14 | 328 ± 5 | 306 ± 19 |
| EC-Con | 283 ± 16 | 396 ± 44** | 267 ± 16 | 251 ± 22 | |
| EC-AminoL40 | 247 ± 20 | 328 ± 26 | 167 ± 15**,+ | 187 ± 30 | |
| Ile | Sed | 131 ± 9 | 125 ± 9 | 129 ± 5 | 121 ± 5 |
| EC-Con | 143 ± 6 | 152 ± 12 | 205 ± 21** | 115 ± 6 | |
| EC-AminoL40 | 134 ± 13 | 147 ± 7 | 199 ± 14** | 110 ± 5 | |
| Leu | Sed | 176 ± 12 | 179 ± 12 | 177 ± 9 | 164 ± 7 |
| EC-Con | 198 ± 8 | 230 ± 17 | 338 ± 35** | 171 ± 8 | |
| EC-AminoL40 | 194 ± 14 | 226 ± 11 | 318 ± 23** | 176 ± 5 | |
| Lys | Sed | 1260 ± 177 | 1191 ± 140 | 1565 ± 65 | 1429 ± 69 |
| EC-Con | 1158 ± 120 | 1164 ± 87 | 1204 ± 100 | 1875 ± 150 | |
| EC-AminoL40 | 965 ± 99 | 1129 ± 129 | 1076 ± 48** | 1766 ± 148 | |
| Met | Sed | 85 ± 7 | 80 ± 2 | 63 ± 8 | 69 ± 6 |
| EC-Con | 104 ± 9 | 114 ± 7 | 146 ± 22** | 3 ± 11 | |
| EC-AminoL40 | 99 ± 6 | 109 ± 8 | 148 ± 11** | 77 ± 5 | |
| Phe | Sed | 96 ± 3 | 91 ± 3 | 98 ± 7 | 89 ± 4 |
| EC-Con | 93 ± 3 | 116 ± 11 | 154 ± 10** | 87 ± 4 | |
| EC-AminoL40 | 89 ± 6 | 112 ± 5 | 137 ± 5** | 89 ± 6 | |
| Thr | Sed | 855 ± 49 | 818 ± 30 | 989 ± 35 | 859 ± 33 |
| EC-Con | 908 ± 82 | 1332 ± 96** | 1246 ± 41 | 1163 ± 50 | |
| EC-AminoL40 | 876 ± 105 | 1360 ± 206** | 144 ± 85 | 913 ± 38 | |
| Trp | Sed | N.D. | N.D. | N.D. | N.D. |
| EC-Con | N.D. | N.D. | N.D. | N.D. | |
| EC-AminoL40 | N.D. | N.D. | N.D. | N.D. | |
| Val | Sed | 259 ± 21 | 255 ± 13 | 256 ± 11 | 236 ± 8 |
| EC-Con | 287 ± 18 | 318 ± 23 | 376 ± 29** | 232 ± 10 | |
| EC-AminoL40 | 270 ± 18 | 304 ± 18 | 363 ± 18** | 232 ± 3 |
Values are mean ± SE (n = 4–5)
ND not detected
** P < 0.01 significantly different from the Sed group
+ P < 0.05 significantly different from the EC-Con group