For the 50 normal samples that were included in this study, the positive expression rate for N-cadherin protein was 40.0% (8 weakly positive, 9 moderately positive, and 3 strongly positive) and the positive N-cadherin protein expression rate was statistically higher in the endometrioid adenocarcinoma group compared to the normal controls. The gene discussed is CDH2; the disease is endometrioid adenocarcinoma.