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. 2016 Oct 10;6:34874. doi: 10.1038/srep34874

Figure 6.

Figure 6

(a) UV-Visible absorption spectra showing different iterations from 1–5 with the red shift of Au peak representing the increment of nanoshell, UV-Vis spectra of (b) FA functionalization, (c) binding of Dox onto FA-Nk@A.