Lab-grown human organs may seem like futuristic technology, but in a lab in Kobe, Japan, researchers are growing new retinas in a dish.

"This retina tissue made in the test tube was clearly real. It mimicked the complex structure of the retina in the eye," said Yoshiki Sasai at the RIKEN Center for Developmental Biology in Kobe, lead researcher on the study, published today (April 7) in the journal Nature.


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