HMGB1 and neoplasm: Generally, ferroptosis is an inflammatory form of cell death associated with the release of DAMPs, such as high‐mobility group box 1 (HMGB1) and DNA or lipid oxidation products, such as 4‐hydroxynonenal (4‐HNE), oxPLs, LTB4, LTC4, LTD4, and PGE2 during tissue damage or tumor treatment.