Human Retinas Grown In A Dish Reveal Origin Of Color Vision

A 291-day-old retina contains rod photoreceptors that present as red. Blue cone cells are seen in blue. Red and green cone cells are green. In order to see the red of a sunset or the green of spring leaves, developing human eyes need to get the right hormone at the right time. That’s the finding of a team of scientists who studied how color vision develops using hundreds of human retinas grown in the […]

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