Research Article

Preparation and In Vitro Evaluation of a Multifunctional Iron Silicate@Liposome Nanohybrid for pH-Sensitive Doxorubicin Delivery and Photoacoustic Imaging

Figure 3

Acidic-dependent drug releasing feature: (a) pH-sensitive release kinetics of DOX from ILH in PBS buffer at two different pH values (). (b) Sustained release kinetics of DOX from ILH in PBS buffer at different pH values (). (c) Buffering capacity of ILH indicating that our system has proton sponge effect.
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