Table 2.
Comparison of LPS stimulated NOS activity (indicated by l-citrulline and total nitrite/nitrate concentrations) between the healthy and WSSV-infected shrimps of M. japonicus
| Time (h) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 | 216 | ||
| Concentration (μM) | |||||||||||
| l-citrulline | Healthy shrimps | 2.83 ± 0.31 | 3.81 ± 1.08 | 2.23 ± 0.56 | 2.69 ± 0.11 | 2.21 ± 0.41 | 2.28 ± 0.36 | 2.90 ± 0.42 | 3.28 ± 0.48 | 3.50 ± 0.01 | 3.00 ± 0.06 |
| Infected shrimps | 2.83 ± 0.31 | 5.58 ± 0.06 | 16.31 ± 0.26 | 1.43 ± 0.25 | 1.18 ± 0.61 | 1.72 ± 0.30 | 1.90 ± 0.87 | 0.40 ± 0.13 | 0.70 ± 0.11 | 0.36 ± 0.13 | |
| Total | Healthy shrimps | 2.86 ± 0.04 | 3.27 ± 0.44 | 3.27 ± 0.43 | 3.39 ± 1.24 | 3.03 ± 0.07 | 2.40 ± 1.07 | 2.88 ± 0.01 | 3.03 ± 0.10 | 4.20 ± 0.08 | 2.16 ± 0.09 |
| Nitrite/nitrate | Infected shrimps | 2.86 ± 0.04 | 5.21 ± 1.26 | 17.45 ± 0.44 | 1.39 ± 0.06 | 1.82 ± 0.34 | 3.80 ± 0.63 | 1.10 ± 0.25 | 2.08 ± 0.39 | 1.52 ± 0.14 | 1.40 ± 0.25 |