Figure 2From: Sorting and identification of side population cells in the human cervical cancer cell line HeLaExpression of putatively CSCs related markers (×400 magnification). Compared to negative control, Oct3/4, CD133 and BCRP expression in SP cells were higher than non-SP cells. BCRP was scarcely expressed in non-SP cells. ALDH-1 expression showed no visible difference between SP and non-SP cells (×400).Back to article page