GLS2 and renal carcinoma: By univariate Cox analysis, 15 ferroptosis-related genes (AKRIC1, FANCD2, GCLM, GLS2, GPX4, HSPB1, MT1G, SLC7A11, TFRC, STEAP3, SQLE, FADS2, NQO1, NOX1, and HMOX1) were found to be associated with renal cancer patient outcomes, as detailed in Figure 4.