KIF20A and breast carcinoma: Four additional genes were also included, as they presented high correlation with WWOX; these were COL3A1, KIF20A, RNF141, and RXRG. COL3A1, KIF20A, and RXRG were described as valuable prognostic biomarkers in ovarian, renal cell, and breast carcinomas, respectively [62,63,64].