Ruth O'Regan, M.D.

Associate Professor of Hematology & Oncology
Director, Translational Breast Cancer Research Program, Winship Cancer Institute

Dr. O'Regan comes to the Emory Winship Cancer Institute from Northwestern University in Chicago where she was an assistant professor of Medicine at Northwestern Hospital specializing in breast cancer. While at Northwestern she worked with one of the world's leading authorities, Dr. V. Craig Jordan, studying the mechanisms of selective estrogen receptor modulator or SERM resistance.

Dr. O'Regan is widely published in peer reviewed scientific journals, having published articles in journals, such as Lancet Oncology, the Journal of the National Cancer Institute and the Journal of the American Medical Association. Dr. O'Regan speaks nationally on topics related to breast cancer, including the use of hormonal and targeted therapies. Dr. O'Regan is a current member of the breast cancer scientific committee of the American Society of Clinical Oncology.

A native of Dublin, Ireland, Dr. O'Regan earned her medical degree at University College in Dublin. She conducted a residency in Internal Medicine and a Fellowship in Oncology at the Mater Hospital, in Dublin. She did her U.S. residency and fellowship at Northwestern University, Chicago, and joined the faculty there in 1999. While at Northwestern, she won the Compassionate Care Award from the Women's Board of Northwestern Hospital and the NSABP Young Clinical Investigator Award in 2001.

Since joining the faculty at the Emory Winship Cancer Institute, she has continued her research in SERM-resistance. Additionally, her laboratory focuses on the use of nanoparticles conjugated to antibodies to detect and quantify proteins important in breast carcinogenesis. She has been involved in clinical research at WCI, and is the principal investigator of the first trial to be run through Georgia Cancer Coalition's innovative Georgia CORE (Center for Oncology Research and Education). With the help of Avon Foundation, she has developed a multidisciplinary breast cancer clinic at the Grady Cancer Center of Excellence. Dr. O'Regan is a Georgia Cancer Coalition Distinguished Cancer Scholar.

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