Epidermal Growth Factor Receptor Expression in Esophageal Adenocarcinoma: Relationship with Tumor Stage and Survival after Esophagectomy

Figure 1

EGFR expression at immunohistochemistry (400X). In (a), a case of adenocarcinoma with negative EGFR. In (b) and (c), 2 different cases of adenocarcinoma with positive EGFR (brown staining).

(a)

(b)

(c)