P-glycoprotein is not involved in pathway of anti-Fas/Fas-induced apoptosis in KBv200 cells

Figure 1 Western blot analysis of P-gp and Fas expression in KBv200 cells and KB cells.

Figure 2 VRP enhanced cytotoxicity of VCR to KB cells (A) and KBv200 cells (B).

Figure 3 VRP did not enhance cytotoxicity of anti-Fas to KB cells (A) and KBv200 cells (B).

Figure 4 Cell morphology and DNA fragmentation.

Figure 5 Western blot analysis of caspase-8 and -3 in KBv200 cells after treatment with anti-Fas antibody (CH-11) in the presence (+) or absence (-) of VRP for 24 h at 37 °C.