Figure 2.
Macrophages are highly infiltrated in patients with ESCC. (A) Immunohistochemical staining for ESCC and normal tissues using the macrophage marker anti-CD68. Representative images of CD68-high (right) and -low (left) tissues. (B) Hematoxylin and eosin staining of ESCC and normal tissues. ESCC, esophageal squamous cell cancer; CD, cluster of differentiation.