Figure 1 of Ramke, Mol Vis 2013; 19:614-622.


Figure 1. Phase contrast microscopy of primary porcine corneal epithelial cells (PPCE; A), primary human corneal epithelial cells (PHCE; B), primary porcine corneal keratocytes (PPCK; C), and primary human corneal keratocytes (PHCK; D).