Table 3.
Morphometric data on liver alterations in C. gariepinus for 15 days exposure and 15 days recovery periods (N = 3).
| Treatments Histopathology |
C | AgNO3 (100 μg/L) | 20 nm/10 μg/L AgNPs | 20 nm/100 μg/L AgNPs | 40 nm/10 μg/L AgNPs | 40 nm/100 μg/L AgNPs |
|---|---|---|---|---|---|---|
| Mean ± SE (Min-Max) |
Mean ± SE (Min-Max) |
Mean ± SE (Min-Max) |
Mean ± SE (Min-Max) |
Mean ± SE (Min-Max) |
Mean ± SE (Min-Max) |
|
| Exposure | ||||||
| Dilation of central vein | 1.56 ± 0.37 a (0.62–2.59) |
4.61 ± 1.04 a (0–13.48) |
6.04 ± 0.86 a (0–12.36) |
4.73 ± 1.17 a (0–14.84) |
4.91 ± 0.98 a (0–13.36) |
3.07 ± 1.075 a (0–21.34) |
| Infiltrations of inflammatory cell | 1.44 ± 1.44 a (0–7.19) |
10.51 ± 3.58 a (0–46.52) |
2.85 ± 0.83 a (0–9.72) |
10.38 ± 4.83 a (0–63.37) |
6.64 ± 2.46 a (0–28.01) |
6.74 ± 2.18 a (0–39.69) |
| Hepatic necrosis | 0 | 10.37 ± 7.08 a (0–84.4) |
7.01 ± 1.45 a (0–22.01) |
10.60 ± 5.82 a (0–92.8) |
10.71 ± 3.62 a (0–54.98) |
21.07 ± 7.97 a (0–93.48) |
| Hemorrhage | 0 | 3.05 ± 3.05 a (0–48.84) |
2.25 ± 1.04 a (0–13.37) |
6.90 ± 4.80 a (0–75.31) |
2.70 ± 0.84 a (0–9.22) |
3.05 ± 1.67 a (0–21.13) |
| Dilation of blood vessels | 0 | 0 | 3.32 ± 2.29 a (0–35.77) |
0 | 0.17 ± 0.17 a (0–2.79) |
0 |
| Recovery | ||||||
| Dilation of central vein | 0.97 ± .079 a (0.70–1.21) |
1.63 ± 0.63a (.52–4.00) |
3.44 ± .88 a (0–10.72) |
4.95 ± 1.26a (0–7.15) |
3.03 ± 1.58 a (0–9.53) |
.623 ± 0.35 a (0–2.29) |
| Infiltrations of inflammatory cell | 0.32 ± .32 a (0–2.27) |
0 | 0 | 4.1 ± 2.69 ab (0–13.39) |
8.19 ± 4.2 b (0–23.97) |
0 |
| Hepatic necrosis | 0 | 0 | 3.02 ± 3.01 a (0–39.20) |
6.41 ± 3.92 a (0–16.08) |
3.05 ± 1.96 a (0–11.02) |
0 |
| Hemorrhage | 0 | 0 | 0 | 0 | 0 | 0 |
| Dilation of blood vessels | 0 | 0 | 1.33 ± 1.32 a (0–17.28) |
0 | 0 | 0 |
C = control, AgNPs = silver nanoparticles and AgNO3= silver nitrate.