'Dark cells' of living retina imaged for the first time

A layer of "dark cells" in the retina that is responsible for maintaining the health of the light-sensing cells in our eyes has been imaged in a living retina for the first time.

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<p><a href="http://www.physorg.com/news154869888.html">'Dark cells' of living retina imaged for the first time</a></p> <p>A layer of "dark cells" in the retina that is responsible for maintaining the health of the light-sensing cells in our eyes has been imaged in a living retina for the first time.</p>