Fig. 3From: Ideal sphere-forming culture conditions to maintain pluripotency in a hepatocellular carcinoma cell linesImmunofluorescence staining showed that cancer stem cells markers were highly expressed in Huh7 (a) and HepG2 (b) sphere-forming cells. Sphere-forming cells showed they were positive for cancer stem cells markers of CD90 (red), CD133 (red), E-cadherin (red), β-catenin (green). Scale bar 100 µmBack to article page