Table 5.
Effects of dietary yeast cell wall on intestinal morphology of broiler chickens.1
| Item2 | CON | YCW | SEM | P value |
|---|---|---|---|---|
| Duodenum | ||||
| Villus height, μm | 839.64 | 943.11 | 40.24 | 0.099 |
| Crypt depth, μm | 159.82 | 122.15 | 7.97 | 0.008 |
| VH:CD, μm/μm | 5.29 | 7.80 | 0.36 | 0.001 |
| Villus width, μm | 146.10 | 186.86 | 9.69 | 0.014 |
| Villus area, μm2 | 69512.45 | 74835.31 | 8051.39 | 0.650 |
| Goblet cell, n | 90.87 | 125.93 | 13.65 | 0.099 |
| Jejunum | ||||
| Villus height, μm | 616.85 | 754.07 | 53.32 | 0.099 |
| Crypt depth, μm | 71.86 | 64.03 | 5.78 | 0.360 |
| VH:CD, μm/μm | 8.54 | 12.40 | 1.06 | 0.028 |
| Villus width, μm | 150.79 | 151.10 | 8.31 | 0.979 |
| Villus area, μm2 | 70250.02 | 77317.98 | 5124.17 | 0.352 |
| Goblet cell, n | 82.15 | 93.39 | 10.16 | 0.452 |
| Ileum | ||||
| Villus height, μm | 456.56 | 600.35 | 42.51 | 0.038 |
| Crypt depth, μm | 62.99 | 59.35 | 4.32 | 0.564 |
| VH:CD, μm/μm | 7.21 | 10.25 | 0.66 | 0.009 |
| Villus width, μm | 153.10 | 158.93 | 11.91 | 0.736 |
| Villus area, μm2 | 58705.85 | 58397.03 | 7191.29 | 0.976 |
| Goblet cell, n | 63.73 | 78.18 | 6.18 | 0.130 |
1
Each value is the mean value of 6 replicates (1 broiler/pen).
2
CON, a basal diet based on corn-soybean meal; YCW, CON + 0.05% dietary yeast cell wall; VH:CD, villus height to crypt depth ratio.