According to the article on brainfacts.org (3) pointed that " animal research success in Blindness and the Retina. Research on dogs has enabled scientists to develop a potential cure that could someday restore vision to people – and dogs – with LCA. Leber congenital amaurosis (LCA) is an inherited disease that causes almost complete blindness in infants. It affects three in 100,000 newborns worldwide. LCA is a mutation in the RPE65 gene, which is also prevalent in a strain of dogs called Briards.