It has been shown that circDTL is upregulated in NSCLC tissues and cell lines, and circDTL knockdown increases the apoptosis, ferroptosis, chemosensitivity, and in vivo tumor growth of NSCLC via the circDTL/miR-1287-5p/GPX4 axis [140]. Here, GPX4 is linked to non-small cell lung carcinoma.