Figure 4. Morphology recovery of HCE cells at passage 101. A: Control HCE cells cultured in 20% FBS-containing DMEM/F12 (1:1) medium, showing the fibroblastic morphology. B: HCE cells cultured in 5% BCS-containing MEM medium, showing the more corneal endotheloid-like morphology. Scale bar: 50 μm.