EXO1 and hepatocellular carcinoma: Forkhead box P3 (FOXP3), a transcription factor involved in the carcinogenic effect of many genes and pathways including Exonuclease 1 (EXO1) in hepatocellular carcinoma, and the Wnt/β-catenin signaling pathway and Glioma-associated oncogene homolog 1 (GLI1) in non-small cell lung cancer [10–12], may bind to PSMD7 promoter according to the analysis by JASPAR database.