Table 3. Cytotoxicity (IC50, μM) of cisplatin, dissolved or suspended in solvents, against DLD-1 cells.
| Cisplatin | IC50 (μM) | Stock (μM) | Soluble | 3% solvent viability (%) |
|---|---|---|---|---|
| Control | 100 | |||
| Clinical | 3.3 ± 0.5 | 3.3 | Y | - |
| Saline | 3.8 ± 0.6 | 3.3 | Y | 96 ± 10 |
| DMSO | 177.6 ± 9.2 | 20 | Y | 90 ± 5 |
| DMF | 5.0 ± 1.3 | 10 | Y | 79 ± 5 |
| DMA | 3.5 ± 0.8 | 10 | Y | 24 ± 3 |
| Formamide | 3.7 ± 1.8 | 10 | Y | 57 ± 2 |
| Cremophor EL | 2.5 ± 0.2 | 10 | N | 0.7 ± 0.1 |
| Acetonitrile | 3.4 ± 0.3 | 10 | N | 103 ± 6 |
| Water | 4.0 ± 0.5 | 3.3 | Y | 106 ± 7 |