Induction of cell death in prostate cancer cells by SAHA and ZOL Induction of cell death in prostate cancer cells by SAHA and ZOL. Four hours after administration of SAHA, LNCaP and PC-3 cells were exposed to ZOL for another 48 h. Induction of cell death in prostate cancer cells by SAHA and ZOL. Four hours after administration of SAHA, LNCaP and PC-3 cells were exposed to ZOL for another 48 h. Cell death was determined by flow cytometric analysis of propidium iodide uptake. Columns, mean of three separate experiments; bars, SD. Jürgen Sonnemann et al. Mol Cancer Ther 2007;6:2976-2984 ©2007 by American Association for Cancer Research