Table 3. IC50 Values of Free CPT, cRGD-CPT NPs, and Prodrug NPs against A549 Cells and HepG2 Cells, Respectively.
| IC50 | A549 (mg L–1) | HepG2 (mg L–1) |
|---|---|---|
| free CPT | 1.03 | 1.16 |
| cRGD-CPT NPs | 1.36 | 4.35 |
| prodrug NPs | 1.93 | 5.94 |
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