Table 6.
Effects of MCE on serum immunological indices of Xuefeng black-bone chicken.1
| Item | Groups (MCE mg/kg) |
SEM | P-value | |||
|---|---|---|---|---|---|---|
| 0 | 100 | 150 | 200 | |||
| IgA (g/L) | 2.24 | 2.27 | 2.27 | 2.28 | 0.01 | 0.839 |
| IgM (g/L) | 1.65 | 1.66 | 1.67 | 1.67 | 0.01 | 0.833 |
| IgG (g/L) | 4.20 | 4.24 | 4.27 | 4.29 | 0.02 | 0.438 |
| TNF-α (pg/mL) | 57.18A | 51.71B | 47.69C | 43.85D | 0.69 | <0.01 |
| IL-6 (pg/mL) | 98.64A | 92.01B | 88.25C | 82.66D | 0.87 | <0.01 |
A–DMeans within a row with no common superscripts indicate a highly significant difference (P < 0.01).
Abbreviations: IgA, immunoglobulin A; IgG, immunoglobulin G; IgM, immunoglobulin M; IL-6, interleukin-6; MCE, Macleaya cordata extract; TNF-α, tumor necrosis factor-α.
1
Group means were represented as the mean of the corresponding data from 6 replicates (2 birds per replicate for serum samples).