EGFR and breast cancer: The results from our study are significant given the fact that EGFR is a point of convergence for several different classes of receptors (Musgrove 2004), and given the important roles that EGFR may play in triple-negative breast tumors, resistance to endocrine therapies for breast cancer, maintenance of stem-like breast tumor cells, and bone metastasis of breast cancer (Foley et al. 2010).