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WGA Rescources

Abstract #20874 Published in IGR 10-2

Co-treatment of suberoylanilide hydroxamic acid and mitomycin-C induces the apoptosis of rabbit tenon's capsule fibroblast and improves the outcome of glaucoma filtration surgery

Kim TH; Kim SW; Woo JM; Rho JH; Lee DJ; Park JM; Jeong WJ; Park WC; Yoo YH; Rho SH
Current Eye Research 2008; 33: 237-245


PURPOSE: This study was undertaken to develop a new treatment modality that would be able to minimize fibrosis and provide better outcome with glaucoma filtration surgery (GFS). METHODS: We examined whether co-treatment with mitomycin-C (MMC) and histone deacetylase inhibitor (HDACi) suberoylanilide hydroxamic acid (SAHA) efficiently induces apoptosis on rabbit Tenon's capsule fibroblasts (TCF) in vitro. We further examined the effect of co-treatment with SAHA and MMC on the alteration of IOP and the bleb survival in rabbits following GFS. RESULTS: Co-treatment of MMC and SAHA efficiently induces apoptosis in TCFs via the up-regulation of p53 and increased phosphorylation of p53 on serine 15 and 392. Also, co-treatment of SAHA and low-dose MMC decreases IOP, prolongs bleb survival, and induces apoptosis of cells under the bleb area following GFS. CONCLUSION: This study shows that a co-treatment of SAHA and MMC could improve the outcome of GFS.

Dr. T.H. Kim, Department of Anatomy and Cell Biology, Dong-A University College of Medicine and Medical Science Research Center, Busan, South Korea


Classification:

12.8.10 Woundhealing antifibrosis (Part of: 12 Surgical treatment > 12.8 Filtering surgery)
5.3 Other (Part of: 5 Experimental glaucoma; animal models)



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