Figure 3
From: Alterations in epidermal growth factor receptors 1 and 2 in esophageal squamous cell carcinomas
Expression of HER2 in ESCC by immunohistochemistry. (A) Representative image of HER2 negative score in ESCC, and (B) its corresponding negative control. (C) Representative image of HER 2 Score 1+ in ESCC, and (D) its corresponding negative control. (E) Representative image of HER 2 Score 2+ in ESCC, and (F) its corresponding negative control. (G) Representative image of HER 2 Score 3+ in ESCC, and (H) its corresponding negative control.