PRRT2 and renal carcinoma: For investigation of the adhesion of renal carcinoma cells to endothelial cells, CCF-RC1 and CCF-RC2 cells were treated with PKC inhibitors GF109203X, GÖ6976, RO31-8220 and rottlerin as described and the adhesion of these cells to a monolayer of HUVECs was determined.