The emergence of retinal pigment epithelial cell heterogeneity in the larval zebrafish retina.
Vision depends on the function of retinal circuits, supported by the retinal pigment epithelium (RPE) that lines the back of the eye. This single-cell layer thick epithelium provides growth factors and nutrients for the underlying photoreceptors, phagocytoses shed photoreceptor outer segment debris, and contributes to...