Figure 3From: Compound Kushen Injection suppresses human breast cancer stem-like cells by down-regulating the canonical Wnt/β-catenin pathwayCell sorting results. MCF-7 cells were labeled with Hoechst 33342 and analyzed by flow cytometry (A) or with the addition of Verapamil (B) SP cells appeared as the Hoechst low fraction in the P3 gate about 2.5%, while non-SP cells retained high levels of Hoechst staining in the P4 gate. Both SP and non-SP cells were sorted, respectively.Back to article page