ZEB1 and metastatic malignant neoplasm in the lymph nodes: Zinc finger E-box-binding homeobox 1 positively correlated with lymph node metastasis (r = 0.68), stage (r = 0.72), and grade (r = 0.56), whereas E-cadherin showed negative correlations (r = −0.60, −0.59, and −0.52, respectively).