Folate-Functionalized Mesoporous Silica Nanoparticles as a Liver Tumor-Targeted Drug Delivery System to Improve the Antitumor Effect of Paclitaxel

Figure 5

The cell viability of SMMC-7721 cells incubated with (a) blank MSNs and FA-PEG-MSNs; (b) MSNs-PTX and FA-PEG-MSNs-PTX for 48 h, respectively (). (c) The PTX concentration in cells treated with FA-PEG-MSNs-PTX and MSNs-PTX for 0.5, 1, and 2 h, respectively (). (d) The plasma concentration-time curves of FA-PEG-MSNs-PTX and MSNs-PTX (). stands for .

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