Patricia Valerio, PhD, science writer —

A single intravitreal injection — into the vitreous cavity, in the back of the eye — of a gene therapy was found to preserve the function and structure of the retina in a dog model of late infantile Batten disease. Eye inflammation was…

Alterations in producing, transporting, and degrading proteins, as well as in neuronal activity, are likely involved in juvenile Batten disease, according to data from lab-grown neurons from a patient with the most common disease-causing mutation. These findings point to previously unknown mechanisms that may lead to neurodegeneration among patients…