Best values for IC50 were exhibited by BPA (46.51 ± 2.1 μg/ml) followed by BPE (48.32 ± 2.1 μg/ml), BPB (63.38 ± 3.4 μg/ml), BPM (143.7 ± 2.7 μg/ml), BPC (259.6 ± 3.3 μg/ml) and BPH (461.7 ± 1.5 μg/ml). The gene discussed is DST; the disease is benign prostatic hyperplasia.