Through the HPA database, we found that three genes (ABCC9, AHNAK, and DIP2C) had low expression in patients with tumours, whereas eight genes (PLOD1, SLC3A2, RUNX2, RAD9A, CHMP4C, DARS2, CLIC3, and POU5F1) were highly expressed. This evidence concerns the gene POU5F1 and neoplasm.