Sridharan, D., Snijders, A., Blakely, E., Chang, P., Rosen, C., Bjornstad, K., . . . Pluth, J. (2013, 21-25 September). Environmental levels of bisphenol-a can expand numbers of mammary stem cells and potentially increase breast cancer risk. Paper presented at the Annual Meeting of the Environmental Mutagenesis and Genomics Society (EMGS 2013), Monterey, CA.