than normal cervix (NC) samples (5.6±2.3), cervical intraepithelial neoplasia (CIN) tissues (6.3±2.0) and other cervical carcinoma tissues (5.1±1.6), indicating that LSD1 expression is elevated in SCC (Supplementary Table 2). This evidence concerns the gene KDM1A and cervical squamous intraepithelial neoplasia.