Table 2.
One-way ANOVA of the least-squares mean (±SE) levels of IgG and IgM antibodies binding KLH in sera from the 4 breeds studied at Weeks 20, 26, 35, and 45.1
| Item | Week | |||
|---|---|---|---|---|
| 20 | 26 | 35 | 45 | |
| IgG titer | ||||
| Indigenous Horro | 5.3 (0.16)a | 7.8 (0.19)a | 8.0 (0.26)a | 7.2 (0.24)a |
| Exotic layer | 3.1 (0.10)b | 5.8 (0.13)b | 6.6 (0.16)b | 6.4 (0.15)a |
| Crossbred | 3.1 (0.10)b | 5.4 (0.1)b | 5.9 (0.17)b,c | 5.7 (0.18)b |
| Improved Horro | 2.8 (0.10)b | 4.7 (0.12)c | 5.4 (0.18)c | 4.9 (0.19)c |
| IgM titer | ||||
| Indigenous Horro | 6.6 (0.11)a | 8.9 (0.19)a | 8.4 (0.28)a | 8.5 (0.27)a |
| Exotic layer | 5.0 (0.10)b | 7.6 (0.10)b | 7.9 (0.19)a,b | 7.7 (0.18)b |
| Crossbred | 4.9 (0.10)b | 6.8 (0.11)c | 7.4 (0.18)b,c | 6.8 (0.19)c |
| Improved Horro | 4.8 (0.10)d | 6.7 (0.11)c | 7.0 (0.20)c | 6.2 (0.21)c |
1IgG and IgM levels of the breeds were compared among each other at each time point separately.
a–dMeans with different superscripts indicate significant difference between breeds (P < 0.05).