Figure 4

Tumor that displayed HER2 protein overexpression in the absence of gene amplification (mono color SISH negative). HER2, human epidermal growth factor receptor 2; SISH, silver in situ hybridization.
Tumor that displayed HER2 protein overexpression in the absence of gene amplification (mono color SISH negative). HER2, human epidermal growth factor receptor 2; SISH, silver in situ hybridization.