The ACC cell lines (NCI-H295R, CU-ACC1, and CU-ACC2) did not express SLFN11 (Supplementary Fig. S4A; ref. 35), and lack of SLFN11 expression was significantly correlated with SLFN11 promoter methylation (Supplementary Fig. S4A). This evidence concerns the gene SLFN11 and adrenal cortex carcinoma.