Table 7. Relationship of pomegranate peel, oxidized oil and alpha-tocopherol and blood enzymes of broiler chickens.
| Traits | Regression | R 2 | Equation |
|---|---|---|---|
| Pomegranate peel | |||
| AST (U/L) | ns | ||
| ALT (U/L) | ns | ||
| TAC (μmol/L) | ns | ||
| SOD (U/L) | ns | ||
| GPx (U/L) | ns | ||
| Cat (IU/moL) | ns | ||
| MAD (μmol/L) | ns | ||
| ALP (U/L) | ns | ||
| Oxidized oil | |||
| AST (U/L) | L < 0.0158 | 0.08 | y = 194.00 − 1.550x |
| ALT (U/L) | L < 0.0002 | 0.16 | y = 7.00 − 0.0666x |
| TAC (μmol/L) | L < 0.0088 | 0.09 | y = 5.86 + 0.2610x |
| SOD (U/L) | L < 0.0092 | 0.08 | y = 144.16 + 0.075x |
| GPx (U/L) | L < 0.0170 | 0.08 | y = 173.00 + 2.233x |
| Cat (IU/mol) | L < 0.0069 | 0.08 | y = 59.23 − 0.7750x |
| MAD (μmol/L) | Q < 0.0079 | 0.26 | y = 4.61 − 0.3975x + 0.2062x2 |
| ALP (U/L) | ns | ||
| Alpha-tocopherol | |||
| AST (U/L) | ns | ||
| ALT (U/L) | ns | ||
| TAC (μmol/L) | L < 0.0450 | 0.04 | y = 5.20 + 0.0032x |
| SOD (U/L) | ns | ||
| GPx (U/L) | ns | ||
| Cat (IU/mol) | L < 0.0379 | 0.04 | y = 55.48 + 0.0150x |
| MAD (μmol/L) | L < 0.0465 | 0.04 | y = 5.52 − 0.0032x |
| ALP (U/L) | ns | ||
L, Linear regression p-value; Q, Quadratic regression p-value; Number of replication = 5.
AST, aspartate transaminase; ALT, alanine transaminase; TAC, total antioxidant capacity; SOD, superoxide dismutase; GPx, glutathione peroxidase; Cat, catalase; MDA, malondialdehyde; ALP, alkaline phosphatase.