The cytotoxic effect of LfcinB and KW5 against CHO-K1 and pgsA-745 cells. The results are shown as the mean IC50 value ± SEM of LfcinB (A) and KW5 (B) against CHO-K1 and pgsA-745. The experiment was performed three times in duplicate. Statistics were performed by an unpaired t-test (GraphPad). P values are shown as follows: *** P < 0.001.