GALNT3 and renal cell carcinoma: Changes in GALNT3 expression in RCC cells did not influence the degree of GlcNAcylation of p120 and β-catenin, which suggested that in RCC, GALNT3 targets E-cadherin instead of p120 and β-catenin and O-GlcNAcylation of E-cadherin maintains the epithelial state.