A once fringe theory that viral and bacterial infections trigger the neuroinflammation and cognitive decline associated with Alzheimer’s disease is gaining traction. If it proves true, available antimicrobials could be a long sought-after treatment for this neurodegenerative disease.
Researchers are developing gene and cell therapies and prosthetics to help patients with blindness regain some vision. The first major prosthetic, the Argus II, was just discontinued. Where will the field go from here?