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. Author manuscript; available in PMC: 2016 May 30.
Published in final edited form as: Adv Mater. 2014 Sep 1;26(39):6761–6766. doi: 10.1002/adma.201402964

Figure 4.

Figure 4

(a) T1-weighted MR images, acquired at different time points after injection of Gd@C-dots or RGD-Gd@C-dots. (b) Signal change in the bladder (bl) and liver (lv), based on region of interest (ROI) analysis on images from a). (c) Photoluminescence analysis on urine samples, taken 60 min after the injection of RGD-Gd@C-dots.