These neurons and the synapses between them are supported
by long, tree - shaped cells called Müller glia (in green), which may provide a new therapeutic target for treating
degenerative eye diseases.
Visual impairment — sight loss often caused
by eye disease, trauma, or a congenital or
degenerative condition that can not be corrected with glasses or contact lenses — is associated with a poorer quality of life and, when severe, loss of independence.