Figure 4

In vitro viability assays on HeLa cells with MF-ZIF-90 and MN-Im.
(a–b) Bright field image and fluorescence image after treating the HeLa cells with MN-ZIF-90 (0.05 mg/mL) after 48 h of incubation. (c) In vitro HeLa cell viabilities after 48 h of incubation with MN-IM and MN-ZIF-90 at different concentrations.