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. 2015 Feb 19;2(3):1400009. doi: 10.1002/advs.201400009

Figure 3.

Figure 3

Changes in fluorescence intensity of bare PF CPNs, PF‐COOH CPNs and PF‐DNAP CPNs in a) Tris‐HCl (pH 7.4), PBS (pH 7.4), and b) in 0.5 mm Cu(II) (CuSO4 in DI water) and 0.4 mm Fe(II) (FeSO4 in DI water). Control samples were dispersed in DI water.