Verrucarin A increases cancer cell chemosensitivity to other anti-cancer drugs.

<p>(A–D) A549 cells were treated with verrucarin A in combination with gefitinib, BEZ235, gemcitabine, or docetaxel. (E) T-47D cells were treated with verrucarin A in combination with tamoxifen. (F) MDA-MB-231 cells were treated with verrucarin A in combination with paclitaxel. All cells were treated for 72 h, followed by MTS assay.</p>