SAN DIEGO--(BUSINESS WIRE)--Cytori (NASDAQ:CYTX) received approval to begin its European stem and regenerative cell-enhanced breast reconstruction study in breast cancer patients who have undergone partial mastectomy. This is a post-market study designated as RESTORE II. Currently, there is no generally accepted reconstructive technique for partial mastectomy patients despite the fact that breast conserving therapy is standard practice in the treatment of women with breast cancer worldwide.