Table 8. Hepatopancreas histomorphology of Pacific white shrimp (Penaeus vannamei) fed the experimental diets for 8 weeks
| Diets | B cell counts1) | B cell diameter2) | LD3) |
| VD0 | 3.73 ± 0.45d | 27.4 ± 1.10d | 19.1 ± 1.41c |
| VD45 | 4.43 ± 0.50c | 28.0 ± 1.80d | 52.3 ± 3.27a |
| VD90 | 5.57 ± 0.50b | 35.1 ± 2.00b | 41.9 ± 5.94b |
| VD135 | 5.80 ± 0.41b | 32.0 ± 1.21c | 42.1 ± 3.10b |
| VD270 | 7.50 ± 1.01a | 39.2 ± 2.86a | 21.4 ± 2.34c |
| Pr > F4) | | | |
| ANOVA | 0.000 | 0.000 | 0.000 |
| Linear | 0.000 | 0.000 | 0.005 |
| Quadratic | 0.010 | 0.025 | 0.000 |
Values are mean of quadruplicate (n = 4) and presented as mean ± SD. Different superscripts in each column indicate significant differences (p < 0.05). The determined dietary vitamin D3 levels were 12, 35, 101, 132, and 294 μg/kg for VD0, VD45, VD90, VD135, and VD270, respectively.
B cell counts (number/tubule).
B cell diameter (μm).
Lipid droplet (number/tubule).
Significance probability associate with F-statistic.
LD, lipid droplet; ANOVA, one-way analysis of variance.