Table 2.
Histological indexes measured in the intestine of larvae and juveniles fed the experimental diets.
| CTRL | PG | A1+ | A2+ | ROT | A− | |
|---|---|---|---|---|---|---|
| Larvae | ||||||
| Mucosal fold height | 80.7 ± 0.6 | 93.0 ± 7.2 | 84.5 ± 5.5 | 95.4 ± 7.5 | 92.5 ± 7.2 | 75.0 ± 4.5 |
| Inflammatory influx | + | + | + | + | + | + |
| Mucosal fold fusion | + | + | + | + | + | + |
| Juveniles | ||||||
| Mucosal fold height | 166.2 ± 23.1 | 168.0 ± 23.0 | 160.0 ± 12.0 | 175.3 ± 26.2 | 162.4 ± 12.7 | 164.7 ± 25.5 |
| Inflammatory influx | + | + | + | + | + | + |
| Mucosal fold fusion | + | + | + | + | + | + |
Data of mucosal fold height are reported as mean ± SD (n = 15). No significant differences were detected among experimental groups (p > 0.05).