Table 4.
Cardiac energy metabolism.
| Variables | S (n = 8) | C (n = 8) | HIT (n = 8) |
|---|---|---|---|
| Pyruvate dehydrogenase complex (nmol/g) | 198 ± 39.5 | 165 ± 20.1 | 217 ± 35.4# |
| Lactate dehydrogenase (nmol/g) | 101 ± 9.4 | 89.6 ± 9.5∗ | 80.4 ± 8.0∗ |
| β-Hydroxyacyl coenzyme-A dehydrogenase (nmol/mg) | 18.1 ± 4.1 | 19.5 ± 4.6 | 24.2 ± 4.8∗# |
| Citrate synthase (nmol/g) | 27.0 ± 7.0 | 35.4 ± 9.0 | 74.7 ± 9.9∗# |
| Complex I (NADH dehydrogenase) (nmol/mg) | 3.2 (1.8-4.1) | 5.1 (4.3-6.4)∗ | 5.1 (3.9-6.0)∗ |
| ATP synthase (nmol/mg) | 33.5 ± 7.2 | 60.1 ± 8.1∗ | 61.8 ± 6.8∗ |
S: sedentary control animals; C: continuous moderate intensity training; HIT: high-intensity interval training. Data are expressed as mean ± SD or medians (including the lower quartile and upper quartile). ∗P < 0.05 versus S; #P < 0.05 versus C.