NEDD4L and nonpapillary renal cell carcinoma: Furthermore, KSRP-overexpression-induced downregulation of NEDD4L mRNA (Additional file 1: Fig. S15A) and protein levels and upregulation of the invasive ability were all significantly reversed in the presence of an miR-629-5p inhibitor in ccRCC cells (Fig. 5F; Additional file 1: Fig. S15B).