Long-term research investments yield human health advancements
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Turning scientific discoveries into treatments
A cross section of a ground squirrel retina shows intricate networks of neurons that process visual information. Courtesy of Wei Li, Ph.D., Unit on Retinal Neurophysiology, NEI.
A cultured neural stem cell was differentiated into a mature neuron. Courtesy of Thomas V. Johnson III, Laboratory of Molecular and Developmental Biology, NEI.