Fig. 2

Patterns of immunohistochemical protein expression. a p-ER nuclear staining (70%), (b). EGFR membrane staining (100%), (c) p-ERK1/2 nuclear/cytoplasmic staining (100%), (d) p-mTOR cytoplasmic staining (100%), (e). IGFR strong complete membrane/cytoplasmic staining (≥10%)