Also cool - stem cells to improve eyesight (in mice). https://www.jci.org/articles/view/154619 https://www.jci.org/articles/view/154619 "Human photoreceptor t

Also cool - stem cells to improve eyesight (in mice). https://www.jci.org/articles/view/154619 https://www.jci.org/articles/view/154619 "Human photoreceptor transplants ultimately led to the reestablishment of cone-mediated light responses in the cone-deficient mouse."