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Flat mount analysis of choroidal vascularity in rat eyes after topical VS application as determined by FITC-dextran injection. A: FITC-dextran positive blood vessels are presented in choroids of untreated or VS-treated animals. Arrows indicate the laser-induced lesions. B: FITC-dextran labeling CNV in untreated or VS-treated eyes are quantified. Data are summarized as mean±SEM (n=8). Double asterisk (**) represents p<0.01. The scale bar equals 200 μm.
