Humans appear to have true, self - renewing retinal stem cells. (scientificamerican.com)
(Past studies had found retinal stem cells of limited capacity, unable to divide indefinitely and transforming into only a few cell types.) (scientificamerican.com)
The scientists also found a population of self - renewing cells in the periphery of the induced retinas, suggesting that EFTF - induced cells also formed adult retinal stem cells. (rpbusa.org)