CASP9 and esophageal squamous cell carcinoma: It was observed that the expressions of CASP9, CASP6, CASP8, CASP5, CASP3, CASP4, CASP1, GSDME, GSDMB, GSDMA, GSDMD, GSDMC, IL18, IL1B, NLRC4, NLRP7, NLRP3, NLRP2, NLRP1, NOD1, SCAF11, PRKACA, PYCARD, and PLCG1 were increased, whereas the expressions of ELANE, IL6, NLRP6, TNF, and GPX4 were decreased in ESCC compared to that in normal tissues.