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Cellular uptake of nanoparticles at different pHs.
Notes: (A) Fluorescence microscopy images of PC-3 cells incubated with DA-ss-DT, DA-cc-DT, SA-ss-DT, and P-ss-DT at pH 6.5 and 7.4 for 4 hours (scale bar=100 µm). (B and C) Fluorescence intensity of PC-3 cells treated with DA-ss-DT, DA-cc-DT, SA-ss-DT, and P-ss-DT at pH 6.5 and 7.4 for 4 hours. ***P<0.001. Data are represented as mean±SD (n=3).
Abbreviation: DOX, doxorubicin.
