OR2T6 and breast carcinoma: Furthermore, when we transfected breast cancer cells with siRNA specific to OR2T6, migration, and invasion were dramatically reduced in MCF-7 cells (Figure 4B) (p = 0.006 and 0.005, respectively) and MDA-MB-231 cells (Figure 4D) (p = 0.017 and p < 0.01, respectively).