IMG 0091 IMG 0092 
 Figure 1. Her2 overexpression in the tumor cells (after neoadjuvant chemoterapy + Herceptin) Figure 2. Her2 overexpression in the tumor cells (after neoadjuvant chemoterapy + Herceptin) 
 IMG 0093  
 Figure 3. Some tumor cells showed 2+ Her2 positivity.