Fig. 3. In vitro synergistic therapeutic study.
a Cell inhibition rate and b IC50 values of ATO and PTX when combined as various formulations. c Combination index values of ATO and PTX in various formulations. d Cell cycle and e apoptosis analysis of MCF-7 cells treated with various formulations of ATO and PTX. f Western blotting analysis of apoptosis-related proteins in MCF-7 cells treated with ATO and PTX either alone or in combination.