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NEI 3-D Retina Organoid Challenge

Blueprint of a human eye
Blueprint graphic of the human eye

NEI launches prize competition to build a human retina in a dish. Just 6 years after Yoshiki Sasai published the first miniature mouse retinas in dishes, NEI challenged the research community to apply his methods and other improvements to human cells. The ultimate goal? Create a realistic blueprint for human retinal development and disease modeling, and a system to efficiently screen new drugs for efficacy and toxicity. Learn more about 3-D ROC.

Last updated: October 21, 2025