Exposing young girls to ionizing radiation can raise risk of breast cancer later in l

[News]

Exposing young women and girls under the age of 20 to ionizing radiation can substantially raise the risk of their developing breast cancer later in life. Scientists may now know why. A collaborative study, in which Berkeley Lab researchers played a pivotal role, points to increased stem cell self-renewal and subsequent mammary stem cell enrichment as the culprits.

More... (http://www.news-medical.net/news/20130912/Exposing-young-girls-to-ionizing-radiation-can-raise-risk-of-breast-cancer-later-in-life.aspx)