Fig. 1

The animal corneal ulceration method and surgical treatment. A Penetrate and inject the Staphylococcus pseudintermedius solution into the stromal layer. B The white area in the injection area. C Ulcers were observed in the corneal center. D Edema and healthy cornea separation. E Corneal neovascularization is distributed in the corneoscleral margin. F Positive fluorescein sodium staining in the injection area