Table 5.
Effects of stale maize on intestinal mucosal morphology in broilers
| Items | CON1) | Stale maize1) | SEM | p-value |
|---|---|---|---|---|
| Duodenum | ||||
| Villus height (μm) | ||||
| d 21 | 1,130 | 1,058 | 32.1 | 0.24 |
| d 42 | 1,262 | 1,221 | 26.0 | 0.57 |
| Crypt depth (μm) | ||||
| d 21 | 215 | 229 | 10.2 | 0.29 |
| d 42 | 236 | 251 | 8.84 | 0.37 |
| VH/CD | ||||
| d 21 | 5.26 | 4.62 | 0.37 | 0.26 |
| d 42 | 5.34 | 4.86 | 0.25 | 0.13 |
| Jejunum | ||||
| Villus height (μm) | ||||
| d 21 | 619a | 547b | 16.3 | 0.04 |
| d 42 | 768a | 678b | 12.0 | 0.02 |
| Crypt depth (μm) | ||||
| d 21 | 175 | 189 | 7.41 | 0.76 |
| d 42 | 246 | 263 | 5.98 | 0.32 |
| VH/CD | ||||
| d 21 | 3.54a | 2.89b | 0.28 | 0.04 |
| d 42 | 3.12a | 2.57b | 0.19 | 0.04 |
| Ileum | ||||
| Villus height (μm) | ||||
| d 21 | 548 | 497 | 18.9 | 0.21 |
| d 42 | 602 | 569 | 15.4 | 0.19 |
| Crypt depth (μm) | ||||
| d 21 | 148 | 152 | 7.80 | 0.46 |
| d 42 | 123 | 138 | 5.54 | 0.30 |
| VH/CD | ||||
| d 21 | 3.70 | 3.27 | 0.25 | 0.33 |
| d 42 | 4.89a | 4.12b | 0.12 | 0.03 |
Means represent 20 cages of broilers with 4 birds per cage (n = 20/group).
SEM, standard error of the means; VH, villus height; CD, crypt depth.
1)
CON, basal diet; Stale maize, basal diet containing 100% stale maize.
a,b
Means with different superscripts in a row differ significantly (p<0.05).