Fig. 3From: Explaining chemical clues of metal organic framework-nanozyme nano-/micro-motors in targeted treatment of cancers: benchmarks and challengesSchematic illustration of the synthesis process of MIL-88-ICG@ZIF-8-DOX, the speculation about the drug release mechanisms of MIL-88-ICG@ZIF-8-DOX and in vivo antitumor experimental by microneedles containing motors after determining 4T1 cell viability with treatments. Figure adapted with permission from Ref. [188]Back to article page