3. Properties of Doxorubicin Combined with BQACs.
| Compound | IC50 (μM) | IC50 of doxorubicin in combination (DOX/BQAC 1:40) (μM) | Combination index |
|---|---|---|---|
| Doxorubicin | 0.066 ± 0.006 | ||
| 8a | 2.2 | 0.035 ± 0.004 | 1.15 |
| 9a | 5.0 | 0.042 ± 0.007 | 0.97 |
| 11a | 2.0 | 0.027 ± 0.006 | 0.95 |
| 26 | 6.6 | 0.0630 ± 0.0008 | 1.33 |
| 31 | 1.8 | 0.030 ± 0.005 | 1.13 |