San Antonio, TX -SABCS 2007: G.J. Lindeman of presents a paper on ?Elucidating the stem and progenitor cell hierarchy in breast development and cancer - an essential role for GATA-3? during the GENERAL SESSION 7 at the San Antonio Breast Cancer Symposium here today, Sunday December 16, 2007 in the Henry Gonzalez Convention Center. Over 8,000 physicians, researchers, clinicians, caregivers and cancer survivors from over 60 countries gathered to hear the latest developments in Breast Cancer research and treatment. Date: Sunday December 16, 2007 Photo by © SABCS/Todd Buchanan 2007 Technical Questions: email@example.com; Phone: 612-226-5154.