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Research Paper Volume 13, Issue 2 pp 1872—1882

Multiwalled carbon nanotubes co-delivering sorafenib and epidermal growth factor receptor siRNA enhanced tumor-suppressing effect on liver cancer

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Figure 3. Cellular uptake of MWNT/Sor/siRNA by HepG2 cells. (A) Confocal images of HepG2 cells treated with for 0.5, 1 and 4 h, respectively. (B) The relative uptake efficiency of MWNT/C6/siRNA after HepG2 cells treated with different inhibitors. *P < 0.05, **P < 0.01, ***P < 0.001 compared to control.