Functionalization of Hollow Mesoporous Silica Nanoparticles for Improved 5-FU Loading

Figure 2

TEM images of (a) HMSNs; (b) HMSN-NH₂; (c) HMSN-COOH; (d) HMSN-CN; and (e) HMSN-CH₃.

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(b)

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