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. Author manuscript; available in PMC: 2018 Mar 6.
Published in final edited form as: Angew Chem Int Ed Engl. 2017 Feb 7;56(11):2889–2892. doi: 10.1002/anie.201610649

Figure 4.

Figure 4

a) Serial coronal PET images at different time points post injection of 64Cu-RGO-PEG, 64Cu-NOTA-PEG-RGO and (64Cu-NOTA)-RGO-PEG were acquired in 4T1 tumor-bearing mice. b) Ex vivo biodistribution of them at 24 h post injection. c) Ultrasound and photo-acoustic imaging upon intravenous injection of RGO-PEG (200 μL, 0.2 mgmL−1) and the same volume of PBS in a 4T1 tumor-bearing mouse.