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Figure 3 | BMC Ophthalmology

Figure 3

From: Collection of corneal impression cytology directly on a sterile glass slide for the detection of viral antigen: An inexpensive and simple technique for the diagnosis of HSV epithelial keratitis – A pilot study

Figure 3

Detection of HSV-1 antigen. An impression cytology smear obtained from a patient with HSK showing the presence of rounded up corneal epithelial cells positive for viral antigen. Infected cells show brilliant apple green fluorescence. Note the absence of background staining. Indirect immunofluorescence assay, × 500.

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