Figure 3From: Glioma stem cells are more aggressive in recurrent tumors with malignant progression than in the primary tumor, and both can be maintained long-term in vitro Culture of SU-1 and SU-2 cells in vitro . A, tumor sphere of SU-1 (250×). B, differentiated SU-1 (100×). C, percentage of CD133+ SU-1 cells detected by FCM. D, tumor sphere of SU-2 (250×). E, differentiated SU-2 cells (250×). F, percentage of CD133+ SU-2 cells detected by FCM.Back to article page