AR and posterior cortical atrophy: Immortalized benign cell lines BPH1 and EP156T, as well as AR‐positive LNCaP, LAPC4, VCaP, DuCaP, and 22Rv1 and AR‐negative PC3 and Du145 PCa cell lines, were exposed for 96 h with increasing concentrations (0–20 μm) of three commercially available PARPi: rucaparib, veliparib, and olaparib.