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Sema3f Protects Against Subretinal Neovascularization in Vivo
Ye Sun
Raffael Liegl
Yan Gong
Anima Désirée Bühler
Bertan Cakir
Steven S. Meng
Samuel B. Burnim
Chi-Hsiu Liu
Tristan Reuer
Pei Pei Zhang
Johanna M. Walz
Franziska Ludwig
Clemens Lange
Hansjürgen Agostini
Daniel Böhringer
Günther Schlunck
Lois E. H. Smith
Andreas Stahl
出版
Universität
, 2017
URL
http://books.google.com.hk/books?id=SlVj0AEACAAJ&hl=&source=gbs_api
註釋
Abstract: Pathological neovascularization of the outer retina is the hallmark of neovascular age-related macular degeneration (nAMD). Building on our previous observations that semaphorin 3F (Sema3f) is expressed in the outer retina and demonstrates anti-angiogenic potential, we have investigated whether Sema3f can be used to protect against subretinal neovascularization in two mouse models. Both in the very low-density lipid-receptor knockout (Vldlr−/−) model of spontaneous subretinal neovascularization as well as in the mouse model of laser-induced choroidal neovascularization (CNV), we found protective effects of Sema3f against the formation of pathologic neovascularization. In the Vldlr−/− model, AAV-induced overexpression of Sema3f reduced the size of pathologic neovascularization by 56%. In the laser-induced CNV model, intravitreally injected Sema3f reduced pathologic neovascularization by 30%. Combined, these results provide the first evidence from two distinct in vivo models for a use of Sema3f in protecting the outer retina against subretinal neovascularization