Modulation of Corneal FAK/PI3K/Akt Signaling Expression and of Metalloproteinase-2 and Metalloproteinase-9 during the Development of Herpes Simplex Keratitis

Table 1

Evaluate different indexes of cornea in HSV-1 infected mice.

Score	Epithelial or stromal damage	Corneal opacity
0	-	Transparent
1+	<25%	Slightly turbid
2+	≥25%, <50%	Moderately turbid, visible iris
3+	≥50%, <75%	Severe turbidity, pupillary margin can be judged
4+	≥75%	Complete opacity, invisible posterior features