Fig.Ā 6From: Influence of endocrine therapy on the ratio of androgen receptor (AR) to estrogen receptor (ER) positive circulating epithelial tumor cells (CETCs) in breast cancerBox plot analysis of ER:AR ratio on CETCs by patients with and without tamoxifen therapy. In patients who received tamoxifen therapy we identified a significant enhanced ER:AR ratio as compared to patients without tamoxifen therapy, *Pā<ā0.05Back to article page