Table 4.
The EC50 values of 5d, 5f, 5i and 5m against TMV
| Compd. | TMV | Regression equation | r | EC50 (µg/mL) | |
|---|---|---|---|---|---|
| 500 μg/mL | 250 μg/mL | ||||
| 3d | 59.8 ± 6.2 | 55.2 ± 4.4 | y = 0.473x − 3.967 | 0.98 | 152.8 ± 3.2 |
| 3f | 68.4 ± 7.4 | 64.2 ± 8.8 | y = 0.744x − 3.512 | 0.99 | 99.7 ± 2.7 |
| 3i | 66.8 ± 9.8 | 63.3 ± 5.8 | y = 0.816x + 3.823 | 0.99 | 127.1 ± 2.6 |
| 3m | 57.1 ± 9.6 | 52.3 ± 8.5 | y = 0.361x + 4.197 | 0.99 | 167.3 ± 4.8 |
| Ningnanmycin a | 51.3 + 2.6 | 50.3 + 3.8 | y = 0.203x + 4.154 | 0.97 | 211.1 ± 3.6 |
Average of three replicates
aThe commercial agricultural antiviral agent ningnanmycin was used for comparison of antiviral activity