FEC With G-CSF Support Followed by Ixabepilone With G-CSF Support as Neoadjuvant Chemotherapy in BC

The purpose of this study is to assess the feasibility of Ixabepilone (4 cycles) administered every 14 days with the support of G-CSF sequentially to the combination of Fluorouracil, Epirubicin and Cyclophosphamide (4 cycles) administered every 14 days with the support of G-CSF. To evaluate the efficacy (in terms of pathologic Complete Responses in the breast and in the axilla), the dose reduction rate, the median treatment delay and the discontinuation rate due to toxicity of the regimen.