Figure 7: Cell cycle analysis of MCF-7 after combinational treatment (diclofenac plus piperine and diclofenac plus D-limonene) by flow cytometry. A: A bar graph of flow cytometric analysis. B: Flow cytometric analysis of MCF-7 cells treated with each drug alone or combination drugs. ^*P<0.05 and ^***P<0.001 compared with the control group.