Figure 2From: Human epidermal growth factor receptor 2-positive microinvasive breast carcinoma with a highly aggressive course: a case reportMetastatic breast adenocarcinoma infiltrating liver. A. Hematoxylin & eosin staining. B. Immunohistochemistry human epidermal growth factor receptor 2 oncoprotein staining: 3+ (PathWay® Human Epidermal Growth Factor Receptor 2/neu 4B5; Roche Inc.). C. Amplification of the Human Epidermal Growth Factor Receptor 2/neu gene: score > 10 (PathVysion® human epidermal growth factor receptor 2 Probe Kit; Abbott Molecular Inc.).Back to article page