Table 4.
Effects of threonine deficiency and feed restriction on plasma parameters of ducks at 21 day of age.
| Items | Thr-D | Pair-F | Thr-S | Pooled SEM | P-value |
|---|---|---|---|---|---|
| ALT (U/L) | 40.5 | 37.9 | 41.6 | 1.54 | 0.2538 |
| AST (U/L) | 9.06 | 8.44 | 8.86 | 1.70 | 0.5064 |
| ALP (U/L); | 679 | 634 | 704 | 20.9 | 0.0894 |
| GLU (mmol/L) | 9.21b | 9.69a | 9.35b | 0.11 | 0.0193 |
| CHO (mg/dL) | 7.13 | 7.14 | 6.91 | 0.15 | 0.4792 |
| TG (mmol/L) | 0.79 | 0.65 | 0.76 | 0.04 | 0.0586 |
| HDLC (mmol/L) | 3.90b | 4.22a | 3.64c | 0.08 | 0.0009 |
| LDLC (mmol/L) | 2.04a | 1.75b | 2.21a | 0.07 | 0.0008 |
Thr-D, threonine deficiency; Thr-S, threonine sufficiency; Pair-F, pair-fed; ALT, alanine transaminase; AST, aspartate transaminase; ALP, alkaline phosphatase; GLU, glucose; TG, total triglyceride; CHO, cholesterol; HDLC, high-density lipoprotein cholesterol; LDLC, low-density lipoprotein cholesterol.
a,b,cMean values with unlike superscript letters were significantly different (P < 0.05).