Table 1 Body composition parameters and plasma metabolites
From: Is hepatic lipid metabolism of beef cattle influenced by breed and dietary silage level?
Alentejana | Barrosã | Pvalue | |||||
|---|---|---|---|---|---|---|---|
HS | LS | HS | LS | Breed | Diet | Breed × diet | |
Growth and body composition | |||||||
Initial weight (kg) | 267 ± 16.8 | 264 ± 13.9 | 210 ± 4.5 | 214 ± 5.9 | <0.001 | 0.954 | 0.792 |
Slaughter weight (kg) | 622 ± 17.7 | 636 ± 29.7 | 457 ± 8.9 | 497 ± 23.0 | <0.001 | 0.207 | 0.542 |
Normalized liver weight (% carcass weight) | 2.08 ± 0.061 | 1.95 ± 0.128 | 2.08 ± 0.052 | 2.01 ± 0.063 | 0.701 | 0.226 | 0.662 |
Hepatic total lipids (mg/100 g liver) | 2.99 ± 0.114 | 2.96 ± 0.079 | 3.29 ± 0.095 | 3.43 ± 0.146 | 0.002 | 0.620 | 0.448 |
Plasma lipid profile | |||||||
Total cholesterol (mg/l) | 863 ± 49.5 | 884 ± 77.3 | 892 ± 46.6 | 837 ± 103.5 | 0.903 | 0.818 | 0.607 |
HDL-cholesterol (mg/l) | 408 ± 17.5 | 393 ± 25.7 | 366 ± 14.4 | 353 ± 41.0 | 0.139 | 0.606 | 0.971 |
LDL-cholesterol (mg/l) | 83.1 ± 6.41 | 84.9 ± 12.70 | 78.0 ± 6.46 | 84.0 ± 9.45 | 0.745 | 0.672 | 0.820 |
VLDL-cholesterol (mg/l) | 35.0 ± 4.59 | 35.2 ± 2.07 | 34.0 ± 2.42 | 36.8 ± 2.98 | 0.925 | 0.640 | 0.685 |
Triacylglycerols† (mg/l) | 175 ± 23.0 | 176 ± 10.3 | 170 ± 12.1 | 184 ± 14.9 | 0.925 | 0.640 | 0.685 |
Non esterified fatty acids (mM) | 0.06 ± 0.02 | 0.06 ± 0.01 | 0.06 ± 0.02 | 0.03 ± 0.01 | 0.219 | 0.250 | 0.447 |
Total lipids (mg/l) | 3401 ± 113.0 | 3444 ± 160.0 | 3454 ± 96.6 | 3358 ± 209.3 | 0.914 | 0.862 | 0.650 |
Plasma hepatic markers | |||||||
AST (U/l) | 83.0 ± 3.60 | 99.7 ± 15.50 | 71.3 ± 3.24 | 67.2 ± 3.74 | 0.021 | 0.464 | 0.236 |
ALT (U/l) | 30.4 ± 1.83 | 28.9 ± 3.02 | 26.5 ± 2.21 | 18.1 ± 1.69 | 0.003 | 0.036 | 0.136 |
ALP (U/l) | 199 ± 37.2 | 173 ± 25.8 | 218 ± 25.1 | 200 ± 25.7 | 0.430 | 0.461 | 0.902 |