ERBB2 and breast cancer: Similar results were seen in a study of patients with HER2-negative BC (n = 1,206), which investigated the effect of adding capecitabine or gemcitabine to docetaxel, compared with docetaxel alone, for four cycles, followed by treatment with doxorubicin-cyclophosphamide for four cycles with or without bevacizumab (15 mg/kg) for the first six cycles of chemotherapy (Bear et al. 2012).