Table 3.
Alkaline phosphatase (ALP), total bilirubin (TBIL), aspartate aminotransferase (AST), alanine aminotransferase (ALT), gamma glutamyl transpeptidase (GGT), cholesterol, high-density lipoprotein (HDL), low-density lipoprotein (LDL), very low-density lipoprotein (VLDL), and triglyceride concentrations on blood serum of broiler chickens at 42 days old fed different levels of hydroxytyrosol.
| 0 mg HT/kg | 5 mg HT/kg | 10 mg HT/kg | 50 mg HT/kg | p-Value | SEM | |
|---|---|---|---|---|---|---|
| ALP, U/L | 1148.1 | 955.26 | 903.75 | 808.63 | 0.097 | 77.68 |
| TBIL, mg/dL | 0.057 a | 0.046 b | 0.035 b | 0.037 b | 0.0002 | 0.005 |
| AST, U/L | 713.5 a | 618.9 ab | 639.3 a | 451.6 b | 0.003 | 28.32 |
| ALT, U/L | 55.90 a | 47.92 a | 45.75 a | 34.33 b | <0.0001 | 1.867 |
| GGT, U/L | 21.30 a | 20.58 a | 19.00 a | 12.67 b | <0.0001 | 0.833 |
| Cholesterol, mg/dL | 125.11 | 130.83 | 132.25 | 126.00 | 0.496 | 1.947 |
| HDL, mg/dL | 87.20 | 93.54 | 91.83 | 90.82 | 0.369 | 1.294 |
| LDL, mg/dL | 29.92 | 26.60 | 28.22 | 26.20 | 0.673 | 1.162 |
| VLDL, mg/dL | 11.77 | 12.63 | 12.20 | 11.38 | 0.189 | 0.214 |
| Triglyceride, mg/dL | 58.78 | 63.18 | 61.00 | 56.92 | 0.185 | 1.070 |
a,b Means followed by different letters in the same row differ by Tukey test (α = 0.05). SEM: standard error of the mean.