CDH1 and prostate adenocarcinoma: Negative correlations were found between the E-cadherin and β-catenin immunostaining in prostatic adenocarcinoma with GSC ((rho = −0.323; p = 0.025) and (rho = −0.750; p = 0.031)) and Grade Group ((rho = −0.63; p = 0.038) and (rho = −0.56; p = 0.019)).