MKI67 and neoplasm: Then, the association between Gal-9 expression and clinicopathological features was analyzed, and positive Gal-9 expression was found to be correlated with lymph node metastasis (P=0.029) and Ki-67 proliferation index (P=0.009), while no association was observed between Gal-9 expression and age, gender, tumor differentiation, tumor stage and tumor-node-metastasis (TNM) stage (Table 2).