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    Effect of mitomycin-C applied locally in the limbal graft transplantation on ocular surface alkali burns in rabbits

       £ÛAbstract£Ý  Objective  To evaluate the effect of mitomycin-C applied locally in the limbal graft on ocular surface alkali burns in rabbits.Methods  Animal models of ocular surface alkali burns were established on the bilateral eyes in 32 rabbits£¬and one day after operation,each eye was treated with lamellar limbal graft transplantation with mitomycin-C£¨0.25 mg/ml£© intraoperatively for 5 minutes on the left eyes.After 12 months,corneal neovascularization£¨CNV£©,turbidity and edema were observed,and worked out the RI£¨rejection index£©.The intra-ocular pressure was examined at 1,3,6 and 12 months after operation.Results  Of 32 left eyes with cornea-limbus graft and MMC,the RI values of 28 cases were no more than 9£¨cure rate was87.5%£©;and 20 right eyes,RI<9£¨cure rate was 62.5%£©;the values of CNV,turbidity,edema and RI were all significantly different between two groups.The intra-ocular pressures of all cases were not significantly different.Conclusion  The method of mitomycin-C applied in the limbal graft to treat the ocular surface alkali burns is an effective and safe therapy.

    £ÛKey words£Ý  cornea alkali burns;limbal graft;mitomycin-C

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