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. 2020 Aug 17;20:605. doi: 10.1186/s12879-020-05328-5

Fig. 2.

Fig. 2

A) The esophageal biopsy shows intraepithelial inflammatory infiltration and multinuclear cells (“coin stack”-like appearance), with cytoplasm of ground-glass appearance and nuclear inclusions suggestive of herpes simplex virus (HSV) infection (hematoxylin-eosin, × 400). B) Immunohistochemistry technique with positive immunostaining demonstrating intranuclear inclusions (anti-HSV-1 antibody, × 200)