Table 2.
Free amino acid concentration in myocardial tissues by 1H-nuclear magnetic resonance spectrometry (in μM)
| LOAD |
ECMO |
||
|---|---|---|---|
| Leucine | Leucine | No leucine | |
| Alanine | 2,823 ± 294 | 3,225 ± 284 | 3,551 ± 209 |
| Aspartate | 1,009 ± 232 | 875 ± 220 | 1,115 ± 165 |
| Glutamate | 3,893 ± 325 | 3,808 ± 315 | 5,133 ± 386 |
| Glutamine | 7,324 ± 813 | 7,699 ± 1050 | 11,014 ± 1286 |
| Glycine | 1,801 ± 209 | 1,904 ± 172 | 1,637 ± 241 |
| Isoleucine | 101 ± 21 | 134 ± 19 | 198 ± 31* |
| Leucine | 181 ± 23 | 240 ± 30 | 278 ± 25 |
| Threonine | 533 ± 167 | 853 ± 84 | 908 ± 78 |
| Valine | 178 ± 29 | 247 ± 38 | 375 ± 57* |
| Glutamate/glutamine | 0.55 ± 0.05 | 0.52 ± 0.06 | 0.50 ± 0.07 |
Values are means ± SE; n = 6 per group.
*
P < 0.05 vs. ECMO (leucine).