Table 2.
Intestinal morphometry indices of L. ramada fed varying levels of chitosan nanoparticles *.
| Item | Chitosan Nanoparticles (g/kg) | |||
|---|---|---|---|---|
| 0 | 0.5 | 1 | 2 | |
| Anterior intestine | ||||
| Villi height (μm) | 410.00 ± 18.63 a | 414.32 ± 7.10 a | 439.26 ± 9.36 a | 623.04 ± 12.63 b |
| Villi width (μm) | 70.70 ± 6.68 a | 86.05 ± 4.33 b | 93.17 ± 1.76 bc | 106.67 ± 5.71 c |
| Goblet cells /mm2 | 5.20 ± 0.86 a | 8.60 ± 0.75 b | 10.60 ± 0.60 b | 10.80 ± 0.37 b |
| Middle intestine | ||||
| Villi height (μm) | 383.53 ± 33.80 a | 410.55 ± 16.55 a | 484.38 ± 10.33 b | 498.83 ± 4.77 b |
| Villi width (μm) | 76.43 ± 1.98 a | 81.80 ± 4.42 a | 108.22 ± 3.70 b | 124.02 ± 10.44 b |
| Goblet cells /mm2 | 4.80 ± 0.66 a | 11.80 ± 1.07 b | 20.80 ± 2.27 c | 23.20 ± 1.56 c |
| Posterior intestine | ||||
| Villi height (μm) | 395.45 ± 15.71 a | 447.51 ± 12.48 ab | 467.52 ± 20.98 b | 537.87 ± 13.72 c |
| Villi width (μm) | 77.85 ± 7.09 a | 97.50 ± 2.86 b | 112.78 ± 6.98 bc | 127.76 ± 10.01 c |
| Goblet cells /mm2 | 3.80 ± 0.37 a | 6.80 ± 0.58 b | 8.40 ± 0.51 c | 9.60 ± 0.40 c |
* Different superscripts refer to differences between all groups for each parameter (p < 0.05).