Table 4.
Effects of Achyranthes bidentata polysaccharide on immune function in ducks.1
| Item2 | CON3 | ABP23 | ABP43 | SEM |
P-value |
|
|---|---|---|---|---|---|---|
| Linear | Quadratic | |||||
| C3, g/L | 0.15 | 0.17 | 0.19 | 0.01 | 0.03 | 0.21 |
| C4, g/L | 0.06 | 0.08 | 0.09 | 0.01 | 0.04 | 0.16 |
| IgA, μg/mL | 24.8 | 26.7 | 28.4 | 1.4 | 0.04 | 0.75 |
| IgM, μg/mL | 44.8 | 45.6 | 45.8 | 2.0 | 0.28 | 0.31 |
| IgG, μg/mL | 82.3 | 88.1 | 92.1 | 2.5 | 0.03 | 0.89 |
| IL-2, ng/mL | 132 | 144 | 149 | 2.7 | 0.04 | 0.67 |
| IL-6, ng/mL | 23.4 | 24.1 | 23.9 | 0.4 | 0.58 | 0.16 |
| IFN-γ, ng/mL | 21.1 | 23.5 | 24.6 | 0.7 | 0.04 | 0.79 |
| TNF-α, pg/mL | 22.3 | 25.1 | 26.9 | 0.6 | 0.04 | 0.80 |
1
Means represent 10 replicates with 10 birds per cage (n = 100/group).
2
C3, complement3; C4, complement4; IgA, immunoglobin A; IgM, immunoglobin M; IgG, immunoglobin G; IL-2, interleukin 2; IL-6, interleukin 6; IFN-γ, interferon-γ; TNF-α, tumor necrosis factor-α.
3
CON, basal diet; ABP2, basal diet containing 0.02% ABP; ABP4, basal diet containing 0.04% ABP.