However, in another CRISPR‐Cas9‐based genetic screening study in the Kuramochi and OVSAHO ovarian cancer cell lines the anti‐apoptotic genes BCL2L1 (BCL‐XL) and BCL2L2 (BCL‐W) were found to be associated with chemotherapy resistance [31]. Here, BCL2L2 is linked to ovarian carcinoma.