We also analyzed expression of Lgals3, Gsn, Cav1, Egfr, Itgb2, Bnip3 and Pax8 using publically available data from 144 biopsies (77 ccRCC, 77 normal) in Gene Expression Omnibus (GEO) database GSE53757. This evidence concerns the gene EGFR and nonpapillary renal cell carcinoma.