The retinal pigment epithelium (RPE) is a monolayer of multifunctional epithelial cells that physically abuts the photoreceptor layer and effectively forms the posterior blood–retinal barrier. RPE ...

Three conjugated pigment molecules with fused hydrogen bonds, 3,7-diphenylpyrrolo [2,3- f]indole-2,6 (1 H,5 H)-dione (BDP), (E)-6,6′-dibromo- [3,3′-biindolinylidene]-2,2′-dione (IIDG), and 3,6-di ...