Histological analysis of the skin of wild-type and Y1472F-KI mice. The hindlimb skin in the lumbar dermatome was harvested from wild-type and Y1472F-KI mice before and days 7 and 50 after HSV-1 inoculation. Cross sections were stained with hematoxylin and eosin, and representative images are shown. Arrows indicate the epidermis. Scale bars = 200 μm.