Fig. 4From: 18F-labeled magnetic nanoparticles for monitoring anti-angiogenic therapeutic effects in breast cancer xenograftsBio-distribution of 18F-RGD@USPIO and non-targeted control. A Bio-distribution of 18F-PDA@USPIO and 18F-RGD@USPIO 2 h after injection. Error bars denote standard errors, Mann–Whitney U-test were applied, ** P < 0.01. Prussian blue staining of heart (a), liver (b), spleen (c), lung (d), kidney (e), intestine (f) sections after injection of 18F-RGD@USPIO (B) and 18F-PDA@USPIO (C). Magnification: × 200Back to article page