Table 2 The \(\hbox {IC}_{50}\) of bare \(\hbox {CeO}_2\) and DOX-loaded \(\hbox {CeO}_2\) with different shapes in MDA-MB-231 cells.
| Â | \(\hbox {IC}_{50}\) (\(\mu\)g/mL) | ||
|---|---|---|---|
C-sphere | C-cylinder | C-sheet | |
Bare NPs | \(324.50 \pm 49.82\) | N/A | N/A |
Loading with DOX | \(21.95 \pm 2.28\) | \(33.78 \pm 2.78\) | \(87.80 \pm 9.44\) |