GPX3 expression data in cancer cells were collected from the cancer cell line encyclopedia (CCLE, https://portals.broadinstitute.org/ccle/) (46) The IC50 drug-sensitive data of cancer cells were collected from genomics of drug sensitivity in cancer (GDSC, https://www.cancerrxgene.org/) (47) (Figure 9A). This evidence concerns the gene GPX3 and cancer.