Particularly, we examined if ANPEP (from EC2), CASP14 and CLEC2B (from EC3), CADM3 and NRBP2 (from EC4), and SPC25, ESCO2, and GTSE1 (from EC5) are responsible for ovarian cancer cell proliferation by the cell viability assay. This evidence concerns the gene ESCO2 and ovarian carcinoma.