Rare steroid receptor-negative basal-like tumorigenic cells in luminal subtype human breast cancer xenografts.
Horwitz KB, Dye WW, Harrell JC, Kabos P, Sartorius CA. Rare steroid receptor-negative basal-like tumorigenic cells in luminal subtype human breast cancer xenografts. Proc Natl Acad Sci U S A. 2008 Apr 15; 105(15):5774-9.