Figure 1From: Quantitative measurements of HER2 and phospho-HER2 expression: correlation with pathologic response to neoadjuvant chemotherapy and trastuzumab HER2 and pHER2 staining. A: A representative image of HER2 expression visualized with CB11 antibody; B: Tumor area defined by cytokeratin expression for image A; C: phopho HER2 (pY1248) expression visualized with the PN2A antibody; D: Tumor area defined by cytokeratin for image C.Back to article page