Nakles, R. E., Millman, S. L., Cabrera, M. C., Johnson, P., Mueller, S., Hoppe, P. S., Schroeder, T., Furth, P. A. Time-lapse Imaging of Primary Preneoplastic Mammary Epithelial Cells Derived from Genetically Engineered Mouse Models of Breast Cancer. J. Vis. Exp. (72), e50198, doi:10.3791/50198 (2013).