Fig. 4. A) Schematic process of the synthesis of FA-PEG/CQ@ZIF-8. B) CQ release profiles of FA-PEG/CQ@ZIF-8 at different pH. C) Schematic diagram of the synthesis of CC-ZIF-8 and its endosomal escape, and CLSM images of the cells before and after treatment with CC-ZIF-8. D) sgRNA and Cas9 release profiles of CC-ZIF-8 at different pH. Reprinted with permission from RSC, 2018 and ACS, 2018.
