Table 1. Sensitivity of Platinum-Sensitive and -Resistant Cell Lines to TriplatinNC after 72 h Exposure As Tested by Growth Inhibition Assays; Resistance (RI) Values for TriplatinNC and Cisplatin Are Reporteda.
| cell line | p53 status | TriplatinNC IC50 (μM) | TriplatinNC RI | cisplatin RI |
|---|---|---|---|---|
| IGROV-1 | wt | 3.6 ± 0.7 | ||
| IGROV-1/Pt1 | mutant | 5.1 ± 1.7 | 1.4 | 12.2 |
| IGROV-1/CP | mutant | 2.9 ± 0.7 | 0.79 | 8.3 |
| IGROV-1/OHP | mutant | 7.4 ± 2.3 | 2.0 | 8.2 |
| H460 | wt | 3.9 ± 1.3 | ||
| H460/Pt | wt | 2.0 ± 0.4 | 0.5 | 2.6 |
| A549 | wt | 4.6 ± 0.9 | ||
| A549/Pt | wt | 2.8 ± 0.9 | 0.6 | 4.8 |
| A2780 | wt | 2.7 ± 0.9 | ||
| A2780/CP | wt | 3.4 ± 1.1 | 1.2 | 4.0 |
| U2-OS | wt | 7.0 ± 3.5 | ||
| U2-OS/Pt | wt | 5.5 ± 0.7 | 0.78 | 5.0 |
RI; resistance index. IC50 resistant cells/IC50 sensitive cells.