Fig. 2: HOXA5 expression in ECCA tissues.

A Immunohistochemistry analysis of HOXA5 expression in ECCA and non-tumor tissues. B Immunohistochemistry analysis of HOXA5 expression in different differentiation levels of ECCA from patients. C, D RT-qPCR and Western blot analyses of HOXA5 expression in ECCA and paired non-tumor tissues. N Non-tumor samples, C ECCA samples. E Lower levels of HOXA5 expression were associated with a worse OS of ECCA in this population. ***P < 0.001. **P < 0.01. Red bar, 100 μm. Black bar, 40 μm.