Fig. 7From: Eye irritation testing of nanomaterials using the EpiOcularâ„¢ eye irritation test and the bovine corneal opacity and permeability assayBovine cornea treated with Ag NM-300Â K DIS (10x, HE stain); HSI: II. A Diffuse edema / vacuolation of the squamous and upper wing cell layers; B desquamation of the squamous cell layer. Abbreviations: HE: Hematoxylin and Eosin; HSI: Histological score of irritationBack to article page