Our analysis demonstrated that GTSF1 is significantly overexpressed in Breast Invasive Carcinoma (BRCA), Head and Neck Squamous Cell Carcinoma (HNSC), Kidney Renal Clear Cell Carcinoma (KIRC) and Kidney Renal Papillary Cell Carcinoma (KIRP). This evidence concerns the gene GTSF1 and invasive breast carcinoma.