Figure 6From: Cancer stem cells – the current status of an old concept: literature review and clinical approachesCSCs xenotransplantation into SCID mouse. A - Cell suspension containing FACS-isolated CSCs is injected subcutaneously or intraperitoneally into SCID mouse. B - Generation of a secondary tumour with heterogeneous population, analogous to the primary tumour, is highly conclusive of CSCs existence in cell suspension.Back to article page