Fig.7.
Triblock copolymer coated IONPs (TPIONPs) conjugated with RGD peptides and dye molecules for tumor targeting. (a) Schematic illustration of the optical/MR dual-modal imaging probes. (b) MR imaging of U87MG tumor-bearing mice injected with RGD–TPIONPs or TPIONPs. (c) Prussian blue and CD31/murine β3/F4/80 double staining withthe tumor sections. Reprinted with permission from ref. [162].