Fig. 8

The cell viability of MCF-7 cells with different concentrations of free DOX, hydrogel films, and DOX loaded hydrogel films, as estimated by the MTT assay after incubation periods of 24 h (a) and 48 h (b).

The cell viability of MCF-7 cells with different concentrations of free DOX, hydrogel films, and DOX loaded hydrogel films, as estimated by the MTT assay after incubation periods of 24 h (a) and 48 h (b).