In-Vivo Images of Retina’s “Dark” Cells

Patricia Daukantas

A team at the University of Rochester (N.Y., U.S.A.) has taken the first images of this layer of so-called “dark cells” in a living retina.

Scatterings imageRPE cell mosaics (top) and corresponding Voronoi domain, or mathematical mapping, mosaics (bottom) at three locations on the retina of a human subject.

Retinal pigment epithelial (RPE) cells play a vital role in maintaining the health of the human retina, especially its photoreceptors (rods and cones). However, until recently, physicians had difficulty seeing individual RPE cells to assess them for potentially eyesight-robbing abnormalities.

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