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. 2019 Jun 9;9(15):4391–4408. doi: 10.7150/thno.32462

Figure 8.

Figure 8

ZnAs@SiO2 NPs inhibit tumor growth and metastasis in vivo. (A) Schematic diagram of the subcutaneous xenograft model experimental setups. (B) Photograph of tumor grafts excised 21 days after injection. (C) Tumor growth curves in mice after treatment with PBS, ATO and ZnAsO@SiO2. (D) Tumor weight of mice after treatment by PBS, ATO, and ZnAsO@SiO2. (E, F) Photographs and histology images of the lung metastasis model after injections of PBS, ATO, or ZnAs@SiO2 NPs for 21 days and quantification. Scale bar, 200 µm. *, P < 0.05; **, P < 0.01; ***, P < 0.001.