Table 1.
Activity against the T3SS and bacterial growth of Y. pseudotuberculosis (see Methods for details).
| Structure | No | Name | E-lux IC50 µM | YopH IC50 µM | Growth inhibition |
|---|---|---|---|---|---|
 |
1 | (-)-Hopeaphenol | 10 | 7 | No |
 |
2 | (±)-Ampelopsin A | >50 | >50 | No |
 |
3 | (±)-Ampelopsin B | >50 | 40 | No |
 |
4 | (±)-Dehydro-ampelopsin B | 40 | 20 | No |
 |
5 | (+)-ε-Viniferin | >50 | 15 | No |
 |
6 | (±)-ε-Viniferin | >50 | 30 | No |
 |
7 | (±)-Cis-ε-viniferin (Omega-viniferin) | >50 | 48 | No |
 |
8 | Viniferifuran | 10 | 4 | No |
 |
9 | (±)-δ-Viniferin | 29 | 15 | No |
 |
10 | Dehydro-δ-viniferin | 5 | 4 | ND* |
 |
11 | Anigopreissin A | 12 | 6 | Yes |
 |
12 | Resveratrol-piceatannol hybrid | 15 | 8 | ND* |
 |
13 | Propagylated viniferifuran | 6 | 3 | ND* |
*Not determined.