Figure 11.

Prussian blue staining of C6 glioma xenografts on the 14th day. (a) The tumor model was labeled with 25 μg/mL of acetylated APTS-coated Fe3O4 NPs (scale bar = 200 μm). (b) A negative PBS control without particle labeling (scale bar = 200 μm).

Li et al. Nanoscale Research Letters 2014 9:304   doi:10.1186/1556-276X-9-304
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