Representative immunohistochemical staining of estrogen receptor (ER)-α Ser118, and ER-α Ser167 in normal breast epithelium and invasive ductal carcinoma

<p><b>Copyright information:</b></p><p>Taken from "Phosphorylation of estrogen receptor α serine 167 is predictive of response to endocrine therapy and increases postrelapse survival in metastatic breast cancer"</p><p>Breast Cancer Research 2005;7(5):R753-R764.</p><p>Published online 27 Jul 2005</p><p>PMCID:PMC1242143.</p><p>Copyright © 2005 Yamashita et al.; licensee BioMed Central Ltd.</p> Phosphorylation of ER-α Ser118 in normal breast epithelium and invasive ductal carcinoma: negative (b) and positive (c) nuclear staining was observed in carcinoma cells. Phosphorylation of ER-α Ser167 in normal breast epithelium and invasive ductal carcinoma: negative (e) and positive (f) nuclear staining was observed in carcinoma cells (magnification, 400×)