Research Article

Induction of Apoptosis and Cell Cycle Blockade by Helichrysetin in A549 Human Lung Adenocarcinoma Cells

Table 1

IC50 values of helichrysetin and doxorubicin on selected cancer cells.

Cells TypeHelichrysetinDoxorubicin
IC50 (μM)IC50 (μM)

A549Lung adenocarcinoma50.72 ± 1.26 (14.52 ± 0.36 μg/mL)1.10 ± 0.02 (0.19 ± 0.01 μg/mL)
Ca SkiCervical carcinoma31.02 ± 0.45 (8.88 ± 0.13 μg/mL)0.35 ± 0.02 (0.07 ± 0.01 μg/mL)
HT-29Colon adenocarcinoma102.94 ± 2.20 (27.87 ± 0.49 μg/mL)0.48 ± 0.08 (0.60 ± 0.01 μg/mL)
MCF-7Breast adenocarcinoma97.35 ± 1.71 (29.47 ± 0.63 μg/mL)0.13 ± 0.02 (0.26 ± 0.04 μg/mL)

IC50: concentration that causes 50% of cell growth inhibition. Results are shown as mean ± S.E. from three independent experiments.