Figure 4From: Comparison of an immortalized human corneal epithelial cell line with Vero cells in the isolation of Herpes simplex virus-1 for the laboratory diagnosis of Herpes simplex keratitis HSV-1(McIntyre) infected HCE. Virus infected cells are stained brown. Uninfected cells are stained blue due to the counterstain. Indirect immunoperoxidase assay, × 500.Back to article page