Part II of Dr. Schwartzberg’s commentary on breast cancer advances reported at ASCO 2010 focuses on metastatic disease. Chemotherapy for Metastatic Breast CancerMuch of the research community’s attention to metastatic breast cancer (MBC) over the past few years has been focused on biologic therapies directed against specific targets in breast cancer cells. However, traditional cytotoxic chemotherapy remains the mainstay of treatment for MBC, even in hormone-receptor−positive patients after endocrine...