CASP9 and neoplasm: For the CASP1, CASP3, CASP4, CASP6, CASP7, and CASP9 genes, a decrease in the average level of expression in the tumor tissue was noted compared to the control tissue, while the CASP2, CASP5, CASP8, CASP10, and CASP14 genes showed an increase in the average level of expression in the tumor tissue compared to the control tissue control.